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提交 830ae4ae 编写于 作者: P peng.xu
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Merge branch 'branch-0.3.1' into 'branch-0.3.1' 

MS-232: add MySQLMetaImpl::UpdateTableFilesToIndex and set maximum_memory to default if config value = 0

See merge request megasearch/milvus!211

Former-commit-id: 403259e5e3aaf3824ece752c5ea289f5d4eda061
上级 b9fefbdb d0393ccb
隐藏空白更改
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Showing with 1301 addition and 1389 deletion
cpp/CHANGELOG.md
浏览文件 @ 830ae4ae
......@@ -14,6 +14,8 @@ Please mark all change in change log and use the ticket from JIRA.
- MS-190 - use env variable to switch mem manager and fix cmake
- MS-217 - Fix SQ8 row count bug
- MS-224 - Return AlreadyExist status in MySQLMetaImpl::CreateTable if table already exists
- MS-232 - add MySQLMetaImpl::UpdateTableFilesToIndex and set maximum_memory to default if config value = 0
- MS-233 - remove mem manager log
## Improvement
- MS-156 - Add unittest for merge result functions
......
cpp/src/db/MemManager.cpp
浏览文件 @ 830ae4ae
......@@ -125,9 +125,6 @@ Status MemManager::InsertVectors(const std::string &table_id_,
const float *vectors_,
IDNumbers &vector_ids_) {
LOG(DEBUG) << "MemManager::InsertVectors: mutable mem = " << GetCurrentMutableMem() <<
", immutable mem = " << GetCurrentImmutableMem() << ", total mem = " << GetCurrentMem();
std::unique_lock<std::mutex> lock(mutex_);
return InsertVectorsNoLock(table_id_, n_, vectors_, vector_ids_);
......
cpp/src/db/MySQLMetaImpl.cpp
浏览文件 @ 830ae4ae
......@@ -24,251 +24,127 @@
#include "mysql++/mysql++.h"
namespace zilliz {
namespace milvus {
namespace engine {
namespace meta {
using namespace mysqlpp;
using namespace mysqlpp;
// static std::unique_ptr<Connection> connectionPtr(new Connection());
// std::recursive_mutex mysql_mutex;
//
// std::unique_ptr<Connection>& MySQLMetaImpl::getConnectionPtr() {
//// static std::recursive_mutex connectionMutex_;
// std::lock_guard<std::recursive_mutex> lock(connectionMutex_);
// return connectionPtr;
// }
namespace {
Status HandleException(const std::string& desc, std::exception &e) {
ENGINE_LOG_ERROR << desc << ": " << e.what();
return Status::DBTransactionError(desc, e.what());
}
//
class MetricCollector {
public:
MetricCollector() {
server::Metrics::GetInstance().MetaAccessTotalIncrement();
start_time_ = METRICS_NOW_TIME;
}
//
~MetricCollector() {
auto end_time = METRICS_NOW_TIME;
auto total_time = METRICS_MICROSECONDS(start_time_, end_time);
server::Metrics::GetInstance().MetaAccessDurationSecondsHistogramObserve(total_time);
}
private:
using TIME_POINT = std::chrono::system_clock::time_point;
TIME_POINT start_time_;
};
}
Status MySQLMetaImpl::NextTableId(std::string &table_id) {
std::stringstream ss;
SimpleIDGenerator g;
ss << g.GetNextIDNumber();
table_id = ss.str();
return Status::OK();
}
namespace {
Status MySQLMetaImpl::NextFileId(std::string &file_id) {
std::stringstream ss;
SimpleIDGenerator g;
ss << g.GetNextIDNumber();
file_id = ss.str();
return Status::OK();
}
Status HandleException(const std::string &desc, std::exception &e) {
ENGINE_LOG_ERROR << desc << ": " << e.what();
return Status::DBTransactionError(desc, e.what());
}
MySQLMetaImpl::MySQLMetaImpl(const DBMetaOptions &options_, const int& mode)
: options_(options_),
mode_(mode) {
Initialize();
class MetricCollector {
public:
MetricCollector() {
server::Metrics::GetInstance().MetaAccessTotalIncrement();
start_time_ = METRICS_NOW_TIME;
}
Status MySQLMetaImpl::Initialize() {
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
if (!boost::filesystem::is_directory(options_.path)) {
auto ret = boost::filesystem::create_directory(options_.path);
if (!ret) {
ENGINE_LOG_ERROR << "Failed to create db directory " << options_.path;
return Status::DBTransactionError("Failed to create db directory", options_.path);
}
}
std::string uri = options_.backend_uri;
std::string dialectRegex = "(.*)";
std::string usernameRegex = "(.*)";
std::string passwordRegex = "(.*)";
std::string hostRegex = "(.*)";
std::string portRegex = "(.*)";
std::string dbNameRegex = "(.*)";
std::string uriRegexStr = dialectRegex + "\\:\\/\\/" +
usernameRegex + "\\:" +
passwordRegex + "\\@" +
hostRegex + "\\:" +
portRegex + "\\/" +
dbNameRegex;
std::regex uriRegex(uriRegexStr);
std::smatch pieces_match;
if (std::regex_match(uri, pieces_match, uriRegex)) {
std::string dialect = pieces_match[1].str();
std::transform(dialect.begin(), dialect.end(), dialect.begin(), ::tolower);
if (dialect.find("mysql") == std::string::npos) {
return Status::Error("URI's dialect is not MySQL");
}
std::string username = pieces_match[2].str();
std::string password = pieces_match[3].str();
std::string serverAddress = pieces_match[4].str();
unsigned int port = 0;
if (!pieces_match[5].str().empty()) {
port = std::stoi(pieces_match[5].str());
}
std::string dbName = pieces_match[6].str();
// std::cout << dbName << " " << serverAddress << " " << username << " " << password << " " << port << std::endl;
// connectionPtr->set_option(new MultiStatementsOption(true));
// connectionPtr->set_option(new mysqlpp::ReconnectOption(true));
int threadHint = std::thread::hardware_concurrency();
int maxPoolSize = threadHint == 0 ? 8 : threadHint;
mysql_connection_pool_ = std::make_shared<MySQLConnectionPool>(dbName, username, password, serverAddress, port, maxPoolSize);
// std::cout << "MySQL++ thread aware:" << std::to_string(connectionPtr->thread_aware()) << std::endl;
ENGINE_LOG_DEBUG << "MySQL connection pool: maximum pool size = " << std::to_string(maxPoolSize);
try {
if (mode_ != Options::MODE::READ_ONLY) {
CleanUp();
}
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
// ENGINE_LOG_DEBUG << "MySQLMetaImpl::Initialize: connections in use = " << mysql_connection_pool_->getConnectionsInUse();
// if (!connectionPtr->connect(dbName, serverAddress, username, password, port)) {
// return Status::Error("DB connection failed: ", connectionPtr->error());
// }
if (!connectionPtr->thread_aware()) {
ENGINE_LOG_ERROR << "MySQL++ wasn't built with thread awareness! Can't run without it.";
return Status::Error("MySQL++ wasn't built with thread awareness! Can't run without it.");
}
Query InitializeQuery = connectionPtr->query();
// InitializeQuery << "SET max_allowed_packet=67108864;";
// if (!InitializeQuery.exec()) {
// return Status::DBTransactionError("Initialization Error", InitializeQuery.error());
// }
// InitializeQuery << "DROP TABLE IF EXISTS Tables, TableFiles;";
InitializeQuery << "CREATE TABLE IF NOT EXISTS Tables (" <<
"id BIGINT PRIMARY KEY AUTO_INCREMENT, " <<
"table_id VARCHAR(255) UNIQUE NOT NULL, " <<
"state INT NOT NULL, " <<
"dimension SMALLINT NOT NULL, " <<
"created_on BIGINT NOT NULL, " <<
"files_cnt BIGINT DEFAULT 0 NOT NULL, " <<
"engine_type INT DEFAULT 1 NOT NULL, " <<
"store_raw_data BOOL DEFAULT false NOT NULL);";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::Initialize: " << InitializeQuery.str();
if (!InitializeQuery.exec()) {
return Status::DBTransactionError("Initialization Error", InitializeQuery.error());
}
InitializeQuery << "CREATE TABLE IF NOT EXISTS TableFiles (" <<
"id BIGINT PRIMARY KEY AUTO_INCREMENT, " <<
"table_id VARCHAR(255) NOT NULL, " <<
"engine_type INT DEFAULT 1 NOT NULL, " <<
"file_id VARCHAR(255) NOT NULL, " <<
"file_type INT DEFAULT 0 NOT NULL, " <<
"size BIGINT DEFAULT 0 NOT NULL, " <<
"updated_time BIGINT NOT NULL, " <<
"created_on BIGINT NOT NULL, " <<
"date INT DEFAULT -1 NOT NULL);";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::Initialize: " << InitializeQuery.str();
if (!InitializeQuery.exec()) {
return Status::DBTransactionError("Initialization Error", InitializeQuery.error());
}
} //Scoped Connection
// //Consume all results to avoid "Commands out of sync" error
// while (InitializeQuery.more_results()) {
// InitializeQuery.store_next();
// }
return Status::OK();
~MetricCollector() {
auto end_time = METRICS_NOW_TIME;
auto total_time = METRICS_MICROSECONDS(start_time_, end_time);
server::Metrics::GetInstance().MetaAccessDurationSecondsHistogramObserve(total_time);
}
// if (InitializeQuery.exec()) {
// std::cout << "XXXXXXXXXXXXXXXXXXXXXXXXX" << std::endl;
// while (InitializeQuery.more_results()) {
// InitializeQuery.store_next();
// }
// return Status::OK();
// } else {
// return Status::DBTransactionError("Initialization Error", InitializeQuery.error());
// }
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR DURING INITIALIZATION" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR DURING INITIALIZATION", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR DURING INITIALIZATION" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR DURING INITIALIZATION", er.what());
} catch (std::exception &e) {
return HandleException("Encounter exception during initialization", e);
}
}
else {
ENGINE_LOG_ERROR << "Wrong URI format. URI = " << uri;
return Status::Error("Wrong URI format");
private:
using TIME_POINT = std::chrono::system_clock::time_point;
TIME_POINT start_time_;
};
}
Status MySQLMetaImpl::NextTableId(std::string &table_id) {
std::stringstream ss;
SimpleIDGenerator g;
ss << g.GetNextIDNumber();
table_id = ss.str();
return Status::OK();
}
Status MySQLMetaImpl::NextFileId(std::string &file_id) {
std::stringstream ss;
SimpleIDGenerator g;
ss << g.GetNextIDNumber();
file_id = ss.str();
return Status::OK();
}
MySQLMetaImpl::MySQLMetaImpl(const DBMetaOptions &options_, const int &mode)
: options_(options_),
mode_(mode) {
Initialize();
}
Status MySQLMetaImpl::Initialize() {
if (!boost::filesystem::is_directory(options_.path)) {
auto ret = boost::filesystem::create_directory(options_.path);
if (!ret) {
ENGINE_LOG_ERROR << "Failed to create db directory " << options_.path;
return Status::DBTransactionError("Failed to create db directory", options_.path);
}
}
// PXU TODO: Temp solution. Will fix later
Status MySQLMetaImpl::DropPartitionsByDates(const std::string &table_id,
const DatesT &dates) {
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
if (dates.empty()) {
return Status::OK();
std::string uri = options_.backend_uri;
std::string dialectRegex = "(.*)";
std::string usernameRegex = "(.*)";
std::string passwordRegex = "(.*)";
std::string hostRegex = "(.*)";
std::string portRegex = "(.*)";
std::string dbNameRegex = "(.*)";
std::string uriRegexStr = dialectRegex + "\\:\\/\\/" +
usernameRegex + "\\:" +
passwordRegex + "\\@" +
hostRegex + "\\:" +
portRegex + "\\/" +
dbNameRegex;
std::regex uriRegex(uriRegexStr);
std::smatch pieces_match;
if (std::regex_match(uri, pieces_match, uriRegex)) {
std::string dialect = pieces_match[1].str();
std::transform(dialect.begin(), dialect.end(), dialect.begin(), ::tolower);
if (dialect.find("mysql") == std::string::npos) {
return Status::Error("URI's dialect is not MySQL");
}
TableSchema table_schema;
table_schema.table_id_ = table_id;
auto status = DescribeTable(table_schema);
if (!status.ok()) {
return status;
std::string username = pieces_match[2].str();
std::string password = pieces_match[3].str();
std::string serverAddress = pieces_match[4].str();
unsigned int port = 0;
if (!pieces_match[5].str().empty()) {
port = std::stoi(pieces_match[5].str());
}
std::string dbName = pieces_match[6].str();
try {
auto yesterday = GetDateWithDelta(-1);
int threadHint = std::thread::hardware_concurrency();
int maxPoolSize = threadHint == 0 ? 8 : threadHint;
mysql_connection_pool_ =
std::make_shared<MySQLConnectionPool>(dbName, username, password, serverAddress, port, maxPoolSize);
for (auto &date : dates) {
if (date >= yesterday) {
return Status::Error("Could not delete partitions within 2 days");
}
}
ENGINE_LOG_DEBUG << "MySQL connection pool: maximum pool size = " << std::to_string(maxPoolSize);
try {
std::stringstream dateListSS;
for (auto &date : dates) {
dateListSS << std::to_string(date) << ", ";
if (mode_ != Options::MODE::READ_ONLY) {
CleanUp();
}
std::string dateListStr = dateListSS.str();
dateListStr = dateListStr.substr(0, dateListStr.size() - 2); //remove the last ", "
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
......@@ -277,1599 +153,1639 @@ namespace meta {
return Status::Error("Failed to connect to database server");
}
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::DropPartitionsByDates connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
Query dropPartitionsByDatesQuery = connectionPtr->query();
dropPartitionsByDatesQuery << "UPDATE TableFiles " <<
"SET file_type = " << std::to_string(TableFileSchema::TO_DELETE) << " " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"date in (" << dateListStr << ");";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::DropPartitionsByDates: " << dropPartitionsByDatesQuery.str();
if (!dropPartitionsByDatesQuery.exec()) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DROPPING PARTITIONS BY DATES";
return Status::DBTransactionError("QUERY ERROR WHEN DROPPING PARTITIONS BY DATES",
dropPartitionsByDatesQuery.error());
if (!connectionPtr->thread_aware()) {
ENGINE_LOG_ERROR << "MySQL++ wasn't built with thread awareness! Can't run without it.";
return Status::Error("MySQL++ wasn't built with thread awareness! Can't run without it.");
}
} //Scoped Connection
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DROPPING PARTITIONS BY DATES" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DROPPING PARTITIONS BY DATES", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DROPPING PARTITIONS BY DATES" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DROPPING PARTITIONS BY DATES", er.what());
}
return Status::OK();
}
Query InitializeQuery = connectionPtr->query();
Status MySQLMetaImpl::CreateTable(TableSchema &table_schema) {
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
InitializeQuery << "CREATE TABLE IF NOT EXISTS Tables (" <<
"id BIGINT PRIMARY KEY AUTO_INCREMENT, " <<
"table_id VARCHAR(255) UNIQUE NOT NULL, " <<
"state INT NOT NULL, " <<
"dimension SMALLINT NOT NULL, " <<
"created_on BIGINT NOT NULL, " <<
"files_cnt BIGINT DEFAULT 0 NOT NULL, " <<
"engine_type INT DEFAULT 1 NOT NULL, " <<
"store_raw_data BOOL DEFAULT false NOT NULL);";
// server::Metrics::GetInstance().MetaAccessTotalIncrement();
try {
MetricCollector metric;
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
ENGINE_LOG_DEBUG << "MySQLMetaImpl::Initialize: " << InitializeQuery.str();
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
if (!InitializeQuery.exec()) {
return Status::DBTransactionError("Initialization Error", InitializeQuery.error());
}
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::CreateTable connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
Query createTableQuery = connectionPtr->query();
// ENGINE_LOG_DEBUG << "Create Table in";
if (table_schema.table_id_.empty()) {
NextTableId(table_schema.table_id_);
} else {
createTableQuery << "SELECT state FROM Tables " <<
"WHERE table_id = " << quote << table_schema.table_id_ << ";";
// ENGINE_LOG_DEBUG << "Create Table : " << createTableQuery.str();
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CreateTable: " << createTableQuery.str();
StoreQueryResult res = createTableQuery.store();
if (res.num_rows() == 1) {
int state = res[0]["state"];
if (TableSchema::TO_DELETE == state) {
return Status::Error("Table already exists and it is in delete state, please wait a second");
}
else {
return Status::AlreadyExist("Table already exists");
}
}
InitializeQuery << "CREATE TABLE IF NOT EXISTS TableFiles (" <<
"id BIGINT PRIMARY KEY AUTO_INCREMENT, " <<
"table_id VARCHAR(255) NOT NULL, " <<
"engine_type INT DEFAULT 1 NOT NULL, " <<
"file_id VARCHAR(255) NOT NULL, " <<
"file_type INT DEFAULT 0 NOT NULL, " <<
"size BIGINT DEFAULT 0 NOT NULL, " <<
"updated_time BIGINT NOT NULL, " <<
"created_on BIGINT NOT NULL, " <<
"date INT DEFAULT -1 NOT NULL);";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::Initialize: " << InitializeQuery.str();
if (!InitializeQuery.exec()) {
return Status::DBTransactionError("Initialization Error", InitializeQuery.error());
}
// ENGINE_LOG_DEBUG << "Create Table start";
table_schema.files_cnt_ = 0;
table_schema.id_ = -1;
table_schema.created_on_ = utils::GetMicroSecTimeStamp();
// auto start_time = METRICS_NOW_TIME;
} //Scoped Connection
std::string id = "NULL"; //auto-increment
std::string table_id = table_schema.table_id_;
std::string state = std::to_string(table_schema.state_);
std::string dimension = std::to_string(table_schema.dimension_);
std::string created_on = std::to_string(table_schema.created_on_);
std::string files_cnt = "0";
std::string engine_type = std::to_string(table_schema.engine_type_);
std::string store_raw_data = table_schema.store_raw_data_ ? "true" : "false";
createTableQuery << "INSERT INTO Tables VALUES" <<
"(" << id << ", " << quote << table_id << ", " << state << ", " << dimension << ", " <<
created_on << ", " << files_cnt << ", " << engine_type << ", " << store_raw_data << ");";
// ENGINE_LOG_DEBUG << "Create Table : " << createTableQuery.str();
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CreateTable: " << createTableQuery.str();
if (SimpleResult res = createTableQuery.execute()) {
table_schema.id_ = res.insert_id(); //Might need to use SELECT LAST_INSERT_ID()?
// std::cout << table_schema.id_ << std::endl;
//Consume all results to avoid "Commands out of sync" error
// while (createTableQuery.more_results()) {
// createTableQuery.store_next();
// }
} else {
ENGINE_LOG_ERROR << "Add Table Error";
return Status::DBTransactionError("Add Table Error", createTableQuery.error());
}
} //Scoped Connection
// auto end_time = METRICS_NOW_TIME;
// auto total_time = METRICS_MICROSECONDS(start_time, end_time);
// server::Metrics::GetInstance().MetaAccessDurationSecondsHistogramObserve(total_time);
return Status::OK();
return utils::CreateTablePath(options_, table_schema.table_id_);
} catch (const BadQuery& er) {
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN ADDING TABLE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN ADDING TABLE", er.what());
} catch (const Exception& er) {
ENGINE_LOG_ERROR << "QUERY ERROR DURING INITIALIZATION" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR DURING INITIALIZATION", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN ADDING TABLE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN ADDING TABLE", er.what());
ENGINE_LOG_ERROR << "GENERAL ERROR DURING INITIALIZATION" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR DURING INITIALIZATION", er.what());
} catch (std::exception &e) {
return HandleException("Encounter exception when create table", e);
return HandleException("Encounter exception during initialization", e);
}
return Status::OK();
} else {
ENGINE_LOG_ERROR << "Wrong URI format. URI = " << uri;
return Status::Error("Wrong URI format");
}
}
// PXU TODO: Temp solution. Will fix later
Status MySQLMetaImpl::DropPartitionsByDates(const std::string &table_id,
const DatesT &dates) {
Status MySQLMetaImpl::HasNonIndexFiles(const std::string& table_id, bool& has) {
// TODO
if (dates.empty()) {
return Status::OK();
}
Status MySQLMetaImpl::DeleteTable(const std::string& table_id) {
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
TableSchema table_schema;
table_schema.table_id_ = table_id;
auto status = DescribeTable(table_schema);
if (!status.ok()) {
return status;
}
try {
try {
MetricCollector metric;
auto yesterday = GetDateWithDelta(-1);
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
for (auto &date : dates) {
if (date >= yesterday) {
return Status::Error("Could not delete partitions within 2 days");
}
}
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
std::stringstream dateListSS;
for (auto &date : dates) {
dateListSS << std::to_string(date) << ", ";
}
std::string dateListStr = dateListSS.str();
dateListStr = dateListStr.substr(0, dateListStr.size() - 2); //remove the last ", "
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::DeleteTable connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
//soft delete table
Query deleteTableQuery = connectionPtr->query();
//
deleteTableQuery << "UPDATE Tables " <<
"SET state = " << std::to_string(TableSchema::TO_DELETE) << " " <<
"WHERE table_id = " << quote << table_id << ";";
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
ENGINE_LOG_DEBUG << "MySQLMetaImpl::DeleteTable: " << deleteTableQuery.str();
if (!deleteTableQuery.exec()) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DELETING TABLE";
return Status::DBTransactionError("QUERY ERROR WHEN DELETING TABLE", deleteTableQuery.error());
}
Query dropPartitionsByDatesQuery = connectionPtr->query();
} //Scoped Connection
dropPartitionsByDatesQuery << "UPDATE TableFiles " <<
"SET file_type = " << std::to_string(TableFileSchema::TO_DELETE) << " " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"date in (" << dateListStr << ");";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::DropPartitionsByDates: " << dropPartitionsByDatesQuery.str();
if (mode_ == Options::MODE::CLUSTER) {
DeleteTableFiles(table_id);
if (!dropPartitionsByDatesQuery.exec()) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DROPPING PARTITIONS BY DATES";
return Status::DBTransactionError("QUERY ERROR WHEN DROPPING PARTITIONS BY DATES",
dropPartitionsByDatesQuery.error());
}
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DELETING TABLE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DELETING TABLE", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DELETING TABLE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DELETING TABLE", er.what());
}
return Status::OK();
} //Scoped Connection
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DROPPING PARTITIONS BY DATES" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DROPPING PARTITIONS BY DATES", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DROPPING PARTITIONS BY DATES" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DROPPING PARTITIONS BY DATES", er.what());
}
return Status::OK();
}
Status MySQLMetaImpl::DeleteTableFiles(const std::string& table_id) {
try {
MetricCollector metric;
Status MySQLMetaImpl::CreateTable(TableSchema &table_schema) {
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
try {
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::DeleteTableFiles connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
MetricCollector metric;
//soft delete table files
Query deleteTableFilesQuery = connectionPtr->query();
//
deleteTableFilesQuery << "UPDATE TableFiles " <<
"SET file_type = " << std::to_string(TableFileSchema::TO_DELETE) << ", " <<
"updated_time = " << std::to_string(utils::GetMicroSecTimeStamp()) << " " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"file_type <> " << std::to_string(TableFileSchema::TO_DELETE) << ";";
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
ENGINE_LOG_DEBUG << "MySQLMetaImpl::DeleteTableFiles: " << deleteTableFilesQuery.str();
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
if (!deleteTableFilesQuery.exec()) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DELETING TABLE FILES";
return Status::DBTransactionError("QUERY ERROR WHEN DELETING TABLE", deleteTableFilesQuery.error());
}
} //Scoped Connection
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DELETING TABLE FILES" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DELETING TABLE FILES", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DELETING TABLE FILES" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DELETING TABLE FILES", er.what());
}
return Status::OK();
}
Query createTableQuery = connectionPtr->query();
Status MySQLMetaImpl::DescribeTable(TableSchema &table_schema) {
if (table_schema.table_id_.empty()) {
NextTableId(table_schema.table_id_);
} else {
createTableQuery << "SELECT state FROM Tables " <<
"WHERE table_id = " << quote << table_schema.table_id_ << ";";
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
try {
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CreateTable: " << createTableQuery.str();
MetricCollector metric;
StoreQueryResult res = createTableQuery.store();
StoreQueryResult res;
if (res.num_rows() == 1) {
int state = res[0]["state"];
if (TableSchema::TO_DELETE == state) {
return Status::Error("Table already exists and it is in delete state, please wait a second");
} else {
return Status::AlreadyExist("Table already exists");
}
}
}
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
table_schema.files_cnt_ = 0;
table_schema.id_ = -1;
table_schema.created_on_ = utils::GetMicroSecTimeStamp();
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::DescribeTable connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
Query describeTableQuery = connectionPtr->query();
describeTableQuery << "SELECT id, dimension, files_cnt, engine_type, store_raw_data " <<
"FROM Tables " <<
"WHERE table_id = " << quote << table_schema.table_id_ << " " <<
"AND state <> " << std::to_string(TableSchema::TO_DELETE) << ";";
std::string id = "NULL"; //auto-increment
std::string table_id = table_schema.table_id_;
std::string state = std::to_string(table_schema.state_);
std::string dimension = std::to_string(table_schema.dimension_);
std::string created_on = std::to_string(table_schema.created_on_);
std::string files_cnt = "0";
std::string engine_type = std::to_string(table_schema.engine_type_);
std::string store_raw_data = table_schema.store_raw_data_ ? "true" : "false";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::DescribeTable: " << describeTableQuery.str();
createTableQuery << "INSERT INTO Tables VALUES" <<
"(" << id << ", " << quote << table_id << ", " << state << ", " << dimension << ", " <<
created_on << ", " << files_cnt << ", " << engine_type << ", " << store_raw_data << ");";
res = describeTableQuery.store();
} //Scoped Connection
if (res.num_rows() == 1) {
const Row& resRow = res[0];
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CreateTable: " << createTableQuery.str();
table_schema.id_ = resRow["id"]; //implicit conversion
if (SimpleResult res = createTableQuery.execute()) {
table_schema.id_ = res.insert_id(); //Might need to use SELECT LAST_INSERT_ID()?
table_schema.dimension_ = resRow["dimension"];
//Consume all results to avoid "Commands out of sync" error
table_schema.files_cnt_ = resRow["files_cnt"];
table_schema.engine_type_ = resRow["engine_type"];
int store_raw_data = resRow["store_raw_data"];
table_schema.store_raw_data_ = (store_raw_data == 1);
}
else {
return Status::NotFound("Table " + table_schema.table_id_ + " not found");
} else {
ENGINE_LOG_ERROR << "Add Table Error";
return Status::DBTransactionError("Add Table Error", createTableQuery.error());
}
} //Scoped Connection
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DESCRIBING TABLE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DESCRIBING TABLE", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DESCRIBING TABLE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DESCRIBING TABLE", er.what());
}
return Status::OK();
}
Status MySQLMetaImpl::HasTable(const std::string &table_id, bool &has_or_not) {
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
try {
return utils::CreateTablePath(options_, table_schema.table_id_);
MetricCollector metric;
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN ADDING TABLE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN ADDING TABLE", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN ADDING TABLE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN ADDING TABLE", er.what());
} catch (std::exception &e) {
return HandleException("Encounter exception when create table", e);
}
StoreQueryResult res;
return Status::OK();
}
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
Status MySQLMetaImpl::HasNonIndexFiles(const std::string &table_id, bool &has) {
// TODO
return Status::OK();
}
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
Status MySQLMetaImpl::DeleteTable(const std::string &table_id) {
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::HasTable connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
Query hasTableQuery = connectionPtr->query();
//since table_id is a unique column we just need to check whether it exists or not
hasTableQuery << "SELECT EXISTS " <<
"(SELECT 1 FROM Tables " <<
"WHERE table_id = " << quote << table_id << " " <<
"AND state <> " << std::to_string(TableSchema::TO_DELETE) << ") " <<
"AS " << quote << "check" << ";";
try {
ENGINE_LOG_DEBUG << "MySQLMetaImpl::HasTable: " << hasTableQuery.str();
MetricCollector metric;
res = hasTableQuery.store();
} //Scoped Connection
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
int check = res[0]["check"];
has_or_not = (check == 1);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN CHECKING IF TABLE EXISTS" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN CHECKING IF TABLE EXISTS", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN CHECKING IF TABLE EXISTS" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN CHECKING IF TABLE EXISTS", er.what());
}
return Status::OK();
}
Status MySQLMetaImpl::AllTables(std::vector<TableSchema>& table_schema_array) {
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
try {
//soft delete table
Query deleteTableQuery = connectionPtr->query();
//
deleteTableQuery << "UPDATE Tables " <<
"SET state = " << std::to_string(TableSchema::TO_DELETE) << " " <<
"WHERE table_id = " << quote << table_id << ";";
MetricCollector metric;
ENGINE_LOG_DEBUG << "MySQLMetaImpl::DeleteTable: " << deleteTableQuery.str();
StoreQueryResult res;
if (!deleteTableQuery.exec()) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DELETING TABLE";
return Status::DBTransactionError("QUERY ERROR WHEN DELETING TABLE", deleteTableQuery.error());
}
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
} //Scoped Connection
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::AllTables connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
if (mode_ == Options::MODE::CLUSTER) {
DeleteTableFiles(table_id);
}
Query allTablesQuery = connectionPtr->query();
allTablesQuery << "SELECT id, table_id, dimension, files_cnt, engine_type, store_raw_data " <<
"FROM Tables " <<
"WHERE state <> " << std::to_string(TableSchema::TO_DELETE) << ";";
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DELETING TABLE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DELETING TABLE", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DELETING TABLE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DELETING TABLE", er.what());
}
ENGINE_LOG_DEBUG << "MySQLMetaImpl::AllTables: " << allTablesQuery.str();
return Status::OK();
}
res = allTablesQuery.store();
} //Scoped Connection
Status MySQLMetaImpl::DeleteTableFiles(const std::string &table_id) {
try {
MetricCollector metric;
for (auto& resRow : res) {
TableSchema table_schema;
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
table_schema.id_ = resRow["id"]; //implicit conversion
std::string table_id;
resRow["table_id"].to_string(table_id);
table_schema.table_id_ = table_id;
table_schema.dimension_ = resRow["dimension"];
table_schema.files_cnt_ = resRow["files_cnt"];
table_schema.engine_type_ = resRow["engine_type"];
//soft delete table files
Query deleteTableFilesQuery = connectionPtr->query();
//
deleteTableFilesQuery << "UPDATE TableFiles " <<
"SET file_type = " << std::to_string(TableFileSchema::TO_DELETE) << ", " <<
"updated_time = " << std::to_string(utils::GetMicroSecTimeStamp()) << " " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"file_type <> " << std::to_string(TableFileSchema::TO_DELETE) << ";";
int store_raw_data = resRow["store_raw_data"];
table_schema.store_raw_data_ = (store_raw_data == 1);
ENGINE_LOG_DEBUG << "MySQLMetaImpl::DeleteTableFiles: " << deleteTableFilesQuery.str();
table_schema_array.emplace_back(table_schema);
if (!deleteTableFilesQuery.exec()) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DELETING TABLE FILES";
return Status::DBTransactionError("QUERY ERROR WHEN DELETING TABLE", deleteTableFilesQuery.error());
}
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DESCRIBING ALL TABLES" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DESCRIBING ALL TABLES", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DESCRIBING ALL TABLES" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DESCRIBING ALL TABLES", er.what());
}
return Status::OK();
} //Scoped Connection
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DELETING TABLE FILES" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DELETING TABLE FILES", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DELETING TABLE FILES" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DELETING TABLE FILES", er.what());
}
Status MySQLMetaImpl::CreateTableFile(TableFileSchema &file_schema) {
return Status::OK();
}
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
Status MySQLMetaImpl::DescribeTable(TableSchema &table_schema) {
if (file_schema.date_ == EmptyDate) {
file_schema.date_ = Meta::GetDate();
}
TableSchema table_schema;
table_schema.table_id_ = file_schema.table_id_;
auto status = DescribeTable(table_schema);
if (!status.ok()) {
return status;
}
try {
try {
MetricCollector metric;
MetricCollector metric;
NextFileId(file_schema.file_id_);
file_schema.file_type_ = TableFileSchema::NEW;
file_schema.dimension_ = table_schema.dimension_;
file_schema.size_ = 0;
file_schema.created_on_ = utils::GetMicroSecTimeStamp();
file_schema.updated_time_ = file_schema.created_on_;
file_schema.engine_type_ = table_schema.engine_type_;
utils::GetTableFilePath(options_, file_schema);
StoreQueryResult res;
std::string id = "NULL"; //auto-increment
std::string table_id = file_schema.table_id_;
std::string engine_type = std::to_string(file_schema.engine_type_);
std::string file_id = file_schema.file_id_;
std::string file_type = std::to_string(file_schema.file_type_);
std::string size = std::to_string(file_schema.size_);
std::string updated_time = std::to_string(file_schema.updated_time_);
std::string created_on = std::to_string(file_schema.created_on_);
std::string date = std::to_string(file_schema.date_);
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::CreateTableFile connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
Query describeTableQuery = connectionPtr->query();
describeTableQuery << "SELECT id, dimension, files_cnt, engine_type, store_raw_data " <<
"FROM Tables " <<
"WHERE table_id = " << quote << table_schema.table_id_ << " " <<
"AND state <> " << std::to_string(TableSchema::TO_DELETE) << ";";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::DescribeTable: " << describeTableQuery.str();
Query createTableFileQuery = connectionPtr->query();
res = describeTableQuery.store();
} //Scoped Connection
createTableFileQuery << "INSERT INTO TableFiles VALUES" <<
"(" << id << ", " << quote << table_id << ", " << engine_type << ", " <<
quote << file_id << ", " << file_type << ", " << size << ", " <<
updated_time << ", " << created_on << ", " << date << ");";
if (res.num_rows() == 1) {
const Row &resRow = res[0];
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CreateTableFile: " << createTableFileQuery.str();
table_schema.id_ = resRow["id"]; //implicit conversion
if (SimpleResult res = createTableFileQuery.execute()) {
file_schema.id_ = res.insert_id(); //Might need to use SELECT LAST_INSERT_ID()?
table_schema.dimension_ = resRow["dimension"];
//Consume all results to avoid "Commands out of sync" error
// while (createTableFileQuery.more_results()) {
// createTableFileQuery.store_next();
// }
} else {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN ADDING TABLE FILE";
return Status::DBTransactionError("Add file Error", createTableFileQuery.error());
}
} // Scoped Connection
table_schema.files_cnt_ = resRow["files_cnt"];
return utils::CreateTableFilePath(options_, file_schema);
table_schema.engine_type_ = resRow["engine_type"];
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN ADDING TABLE FILE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN ADDING TABLE FILE", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN ADDING TABLE FILE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN ADDING TABLE FILE", er.what());
} catch (std::exception& ex) {
return HandleException("Encounter exception when create table file", ex);
int store_raw_data = resRow["store_raw_data"];
table_schema.store_raw_data_ = (store_raw_data == 1);
} else {
return Status::NotFound("Table " + table_schema.table_id_ + " not found");
}
return Status::OK();
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DESCRIBING TABLE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DESCRIBING TABLE", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DESCRIBING TABLE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DESCRIBING TABLE", er.what());
}
Status MySQLMetaImpl::FilesToIndex(TableFilesSchema &files) {
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
return Status::OK();
}
files.clear();
Status MySQLMetaImpl::HasTable(const std::string &table_id, bool &has_or_not) {
try {
MetricCollector metric;
try {
StoreQueryResult res;
MetricCollector metric;
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
StoreQueryResult res;
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::FilesToIndex connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
Query filesToIndexQuery = connectionPtr->query();
filesToIndexQuery << "SELECT id, table_id, engine_type, file_id, file_type, size, date " <<
"FROM TableFiles " <<
"WHERE file_type = " << std::to_string(TableFileSchema::TO_INDEX) << ";";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::FilesToIndex: " << filesToIndexQuery.str();
Query hasTableQuery = connectionPtr->query();
//since table_id is a unique column we just need to check whether it exists or not
hasTableQuery << "SELECT EXISTS " <<
"(SELECT 1 FROM Tables " <<
"WHERE table_id = " << quote << table_id << " " <<
"AND state <> " << std::to_string(TableSchema::TO_DELETE) << ") " <<
"AS " << quote << "check" << ";";
res = filesToIndexQuery.store();
} //Scoped Connection
ENGINE_LOG_DEBUG << "MySQLMetaImpl::HasTable: " << hasTableQuery.str();
std::map<std::string, TableSchema> groups;
TableFileSchema table_file;
for (auto& resRow : res) {
res = hasTableQuery.store();
} //Scoped Connection
table_file.id_ = resRow["id"]; //implicit conversion
int check = res[0]["check"];
has_or_not = (check == 1);
std::string table_id;
resRow["table_id"].to_string(table_id);
table_file.table_id_ = table_id;
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN CHECKING IF TABLE EXISTS" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN CHECKING IF TABLE EXISTS", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN CHECKING IF TABLE EXISTS" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN CHECKING IF TABLE EXISTS", er.what());
}
table_file.engine_type_ = resRow["engine_type"];
return Status::OK();
}
std::string file_id;
resRow["file_id"].to_string(file_id);
table_file.file_id_ = file_id;
Status MySQLMetaImpl::AllTables(std::vector<TableSchema> &table_schema_array) {
table_file.file_type_ = resRow["file_type"];
table_file.size_ = resRow["size"];
try {
table_file.date_ = resRow["date"];
MetricCollector metric;
auto groupItr = groups.find(table_file.table_id_);
if (groupItr == groups.end()) {
TableSchema table_schema;
table_schema.table_id_ = table_file.table_id_;
auto status = DescribeTable(table_schema);
if (!status.ok()) {
return status;
}
groups[table_file.table_id_] = table_schema;
// std::cout << table_schema.dimension_ << std::endl;
}
table_file.dimension_ = groups[table_file.table_id_].dimension_;
StoreQueryResult res;
utils::GetTableFilePath(options_, table_file);
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
files.push_back(table_file);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN FINDING TABLE FILES TO INDEX" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN FINDING TABLE FILES TO INDEX", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN FINDING TABLE FILES TO INDEX" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN FINDING TABLE FILES TO INDEX", er.what());
}
return Status::OK();
}
Status MySQLMetaImpl::FilesToSearch(const std::string &table_id,
const DatesT &partition,
DatePartionedTableFilesSchema &files) {
Query allTablesQuery = connectionPtr->query();
allTablesQuery << "SELECT id, table_id, dimension, files_cnt, engine_type, store_raw_data " <<
"FROM Tables " <<
"WHERE state <> " << std::to_string(TableSchema::TO_DELETE) << ";";
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
ENGINE_LOG_DEBUG << "MySQLMetaImpl::AllTables: " << allTablesQuery.str();
files.clear();
res = allTablesQuery.store();
} //Scoped Connection
try {
for (auto &resRow : res) {
TableSchema table_schema;
MetricCollector metric;
table_schema.id_ = resRow["id"]; //implicit conversion
StoreQueryResult res;
std::string table_id;
resRow["table_id"].to_string(table_id);
table_schema.table_id_ = table_id;
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
table_schema.dimension_ = resRow["dimension"];
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::FilesToSearch connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
table_schema.files_cnt_ = resRow["files_cnt"];
if (partition.empty()) {
table_schema.engine_type_ = resRow["engine_type"];
Query filesToSearchQuery = connectionPtr->query();
filesToSearchQuery << "SELECT id, table_id, engine_type, file_id, file_type, size, date " <<
"FROM TableFiles " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"(file_type = " << std::to_string(TableFileSchema::RAW) << " OR " <<
"file_type = " << std::to_string(TableFileSchema::TO_INDEX) << " OR " <<
"file_type = " << std::to_string(TableFileSchema::INDEX) << ");";
int store_raw_data = resRow["store_raw_data"];
table_schema.store_raw_data_ = (store_raw_data == 1);
ENGINE_LOG_DEBUG << "MySQLMetaImpl::FilesToSearch: " << filesToSearchQuery.str();
table_schema_array.emplace_back(table_schema);
}
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DESCRIBING ALL TABLES" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DESCRIBING ALL TABLES", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DESCRIBING ALL TABLES" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DESCRIBING ALL TABLES", er.what());
}
res = filesToSearchQuery.store();
return Status::OK();
}
} else {
Status MySQLMetaImpl::CreateTableFile(TableFileSchema &file_schema) {
Query filesToSearchQuery = connectionPtr->query();
std::stringstream partitionListSS;
for (auto &date : partition) {
partitionListSS << std::to_string(date) << ", ";
}
std::string partitionListStr = partitionListSS.str();
partitionListStr = partitionListStr.substr(0, partitionListStr.size() - 2); //remove the last ", "
if (file_schema.date_ == EmptyDate) {
file_schema.date_ = Meta::GetDate();
}
TableSchema table_schema;
table_schema.table_id_ = file_schema.table_id_;
auto status = DescribeTable(table_schema);
if (!status.ok()) {
return status;
}
filesToSearchQuery << "SELECT id, table_id, engine_type, file_id, file_type, size, date " <<
"FROM TableFiles " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"date IN (" << partitionListStr << ") AND " <<
"(file_type = " << std::to_string(TableFileSchema::RAW) << " OR " <<
"file_type = " << std::to_string(TableFileSchema::TO_INDEX) << " OR " <<
"file_type = " << std::to_string(TableFileSchema::INDEX) << ");";
try {
MetricCollector metric;
NextFileId(file_schema.file_id_);
file_schema.file_type_ = TableFileSchema::NEW;
file_schema.dimension_ = table_schema.dimension_;
file_schema.size_ = 0;
file_schema.created_on_ = utils::GetMicroSecTimeStamp();
file_schema.updated_time_ = file_schema.created_on_;
file_schema.engine_type_ = table_schema.engine_type_;
utils::GetTableFilePath(options_, file_schema);
std::string id = "NULL"; //auto-increment
std::string table_id = file_schema.table_id_;
std::string engine_type = std::to_string(file_schema.engine_type_);
std::string file_id = file_schema.file_id_;
std::string file_type = std::to_string(file_schema.file_type_);
std::string size = std::to_string(file_schema.size_);
std::string updated_time = std::to_string(file_schema.updated_time_);
std::string created_on = std::to_string(file_schema.created_on_);
std::string date = std::to_string(file_schema.date_);
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
ENGINE_LOG_DEBUG << "MySQLMetaImpl::FilesToSearch: " << filesToSearchQuery.str();
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
res = filesToSearchQuery.store();
}
} //Scoped Connection
Query createTableFileQuery = connectionPtr->query();
TableSchema table_schema;
table_schema.table_id_ = table_id;
auto status = DescribeTable(table_schema);
if (!status.ok()) {
return status;
createTableFileQuery << "INSERT INTO TableFiles VALUES" <<
"(" << id << ", " << quote << table_id << ", " << engine_type << ", " <<
quote << file_id << ", " << file_type << ", " << size << ", " <<
updated_time << ", " << created_on << ", " << date << ");";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CreateTableFile: " << createTableFileQuery.str();
if (SimpleResult res = createTableFileQuery.execute()) {
file_schema.id_ = res.insert_id(); //Might need to use SELECT LAST_INSERT_ID()?
//Consume all results to avoid "Commands out of sync" error
} else {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN ADDING TABLE FILE";
return Status::DBTransactionError("Add file Error", createTableFileQuery.error());
}
} // Scoped Connection
return utils::CreateTableFilePath(options_, file_schema);
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN ADDING TABLE FILE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN ADDING TABLE FILE", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN ADDING TABLE FILE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN ADDING TABLE FILE", er.what());
} catch (std::exception &ex) {
return HandleException("Encounter exception when create table file", ex);
}
TableFileSchema table_file;
for (auto& resRow : res) {
return Status::OK();
}
table_file.id_ = resRow["id"]; //implicit conversion
Status MySQLMetaImpl::FilesToIndex(TableFilesSchema &files) {
std::string table_id_str;
resRow["table_id"].to_string(table_id_str);
table_file.table_id_ = table_id_str;
table_file.engine_type_ = resRow["engine_type"];
files.clear();
std::string file_id;
resRow["file_id"].to_string(file_id);
table_file.file_id_ = file_id;
try {
table_file.file_type_ = resRow["file_type"];
MetricCollector metric;
table_file.size_ = resRow["size"];
StoreQueryResult res;
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
table_file.date_ = resRow["date"];
table_file.dimension_ = table_schema.dimension_;
Query filesToIndexQuery = connectionPtr->query();
filesToIndexQuery << "SELECT id, table_id, engine_type, file_id, file_type, size, date " <<
"FROM TableFiles " <<
"WHERE file_type = " << std::to_string(TableFileSchema::TO_INDEX) << ";";
utils::GetTableFilePath(options_, table_file);
ENGINE_LOG_DEBUG << "MySQLMetaImpl::FilesToIndex: " << filesToIndexQuery.str();
auto dateItr = files.find(table_file.date_);
if (dateItr == files.end()) {
files[table_file.date_] = TableFilesSchema();
res = filesToIndexQuery.store();
} //Scoped Connection
std::map<std::string, TableSchema> groups;
TableFileSchema table_file;
for (auto &resRow : res) {
table_file.id_ = resRow["id"]; //implicit conversion
std::string table_id;
resRow["table_id"].to_string(table_id);
table_file.table_id_ = table_id;
table_file.engine_type_ = resRow["engine_type"];
std::string file_id;
resRow["file_id"].to_string(file_id);
table_file.file_id_ = file_id;
table_file.file_type_ = resRow["file_type"];
table_file.size_ = resRow["size"];
table_file.date_ = resRow["date"];
auto groupItr = groups.find(table_file.table_id_);
if (groupItr == groups.end()) {
TableSchema table_schema;
table_schema.table_id_ = table_file.table_id_;
auto status = DescribeTable(table_schema);
if (!status.ok()) {
return status;
}
groups[table_file.table_id_] = table_schema;
files[table_file.date_].push_back(table_file);
}
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN FINDING TABLE FILES TO SEARCH" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN FINDING TABLE FILES TO SEARCH", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN FINDING TABLE FILES TO SEARCH" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN FINDING TABLE FILES TO SEARCH", er.what());
}
table_file.dimension_ = groups[table_file.table_id_].dimension_;
return Status::OK();
utils::GetTableFilePath(options_, table_file);
files.push_back(table_file);
}
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN FINDING TABLE FILES TO INDEX" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN FINDING TABLE FILES TO INDEX", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN FINDING TABLE FILES TO INDEX" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN FINDING TABLE FILES TO INDEX", er.what());
}
Status MySQLMetaImpl::FilesToMerge(const std::string &table_id,
return Status::OK();
}
Status MySQLMetaImpl::FilesToSearch(const std::string &table_id,
const DatesT &partition,
DatePartionedTableFilesSchema &files) {
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
files.clear();
files.clear();
try {
MetricCollector metric;
try {
StoreQueryResult res;
MetricCollector metric;
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
StoreQueryResult res;
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::FilesToMerge connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
Query filesToMergeQuery = connectionPtr->query();
filesToMergeQuery << "SELECT id, table_id, file_id, file_type, size, date " <<
"FROM TableFiles " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"file_type = " << std::to_string(TableFileSchema::RAW) << " " <<
"ORDER BY size DESC" << ";";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::FilesToMerge: " << filesToMergeQuery.str();
if (partition.empty()) {
res = filesToMergeQuery.store();
} //Scoped Connection
Query filesToSearchQuery = connectionPtr->query();
filesToSearchQuery << "SELECT id, table_id, engine_type, file_id, file_type, size, date " <<
"FROM TableFiles " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"(file_type = " << std::to_string(TableFileSchema::RAW) << " OR " <<
"file_type = " << std::to_string(TableFileSchema::TO_INDEX) << " OR " <<
"file_type = " << std::to_string(TableFileSchema::INDEX) << ");";
TableSchema table_schema;
table_schema.table_id_ = table_id;
auto status = DescribeTable(table_schema);
ENGINE_LOG_DEBUG << "MySQLMetaImpl::FilesToSearch: " << filesToSearchQuery.str();
res = filesToSearchQuery.store();
} else {
Query filesToSearchQuery = connectionPtr->query();
std::stringstream partitionListSS;
for (auto &date : partition) {
partitionListSS << std::to_string(date) << ", ";
}
std::string partitionListStr = partitionListSS.str();
partitionListStr = partitionListStr.substr(0, partitionListStr.size() - 2); //remove the last ", "
filesToSearchQuery << "SELECT id, table_id, engine_type, file_id, file_type, size, date " <<
"FROM TableFiles " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"date IN (" << partitionListStr << ") AND " <<
"(file_type = " << std::to_string(TableFileSchema::RAW) << " OR " <<
"file_type = " << std::to_string(TableFileSchema::TO_INDEX) << " OR " <<
"file_type = " << std::to_string(TableFileSchema::INDEX) << ");";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::FilesToSearch: " << filesToSearchQuery.str();
res = filesToSearchQuery.store();
if (!status.ok()) {
return status;
}
} //Scoped Connection
TableFileSchema table_file;
for (auto& resRow : res) {
TableSchema table_schema;
table_schema.table_id_ = table_id;
auto status = DescribeTable(table_schema);
if (!status.ok()) {
return status;
}
table_file.id_ = resRow["id"]; //implicit conversion
TableFileSchema table_file;
for (auto &resRow : res) {
std::string table_id_str;
resRow["table_id"].to_string(table_id_str);
table_file.table_id_ = table_id_str;
table_file.id_ = resRow["id"]; //implicit conversion
std::string file_id;
resRow["file_id"].to_string(file_id);
table_file.file_id_ = file_id;
std::string table_id_str;
resRow["table_id"].to_string(table_id_str);
table_file.table_id_ = table_id_str;
table_file.file_type_ = resRow["file_type"];
table_file.engine_type_ = resRow["engine_type"];
table_file.size_ = resRow["size"];
std::string file_id;
resRow["file_id"].to_string(file_id);
table_file.file_id_ = file_id;
table_file.date_ = resRow["date"];
table_file.file_type_ = resRow["file_type"];
table_file.dimension_ = table_schema.dimension_;
table_file.size_ = resRow["size"];
utils::GetTableFilePath(options_, table_file);
table_file.date_ = resRow["date"];
auto dateItr = files.find(table_file.date_);
if (dateItr == files.end()) {
files[table_file.date_] = TableFilesSchema();
}
table_file.dimension_ = table_schema.dimension_;
utils::GetTableFilePath(options_, table_file);
files[table_file.date_].push_back(table_file);
auto dateItr = files.find(table_file.date_);
if (dateItr == files.end()) {
files[table_file.date_] = TableFilesSchema();
}
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN FINDING TABLE FILES TO MERGE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN FINDING TABLE FILES TO MERGE", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN FINDING TABLE FILES TO MERGE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN FINDING TABLE FILES TO MERGE", er.what());
files[table_file.date_].push_back(table_file);
}
return Status::OK();
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN FINDING TABLE FILES TO SEARCH" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN FINDING TABLE FILES TO SEARCH", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN FINDING TABLE FILES TO SEARCH" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN FINDING TABLE FILES TO SEARCH", er.what());
}
Status MySQLMetaImpl::GetTableFiles(const std::string& table_id,
const std::vector<size_t>& ids,
TableFilesSchema& table_files) {
return Status::OK();
}
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
Status MySQLMetaImpl::FilesToMerge(const std::string &table_id,
DatePartionedTableFilesSchema &files) {
if (ids.empty()) {
return Status::OK();
}
std::stringstream idSS;
for (auto& id : ids) {
idSS << "id = " << std::to_string(id) << " OR ";
}
std::string idStr = idSS.str();
idStr = idStr.substr(0, idStr.size() - 4); //remove the last " OR "
files.clear();
try {
StoreQueryResult res;
try {
MetricCollector metric;
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
StoreQueryResult res;
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::GetTableFiles connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
Query getTableFileQuery = connectionPtr->query();
getTableFileQuery << "SELECT id, engine_type, file_id, file_type, size, date " <<
"FROM TableFiles " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"(" << idStr << ");";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::GetTableFiles: " << getTableFileQuery.str();
Query filesToMergeQuery = connectionPtr->query();
filesToMergeQuery << "SELECT id, table_id, file_id, file_type, size, date " <<
"FROM TableFiles " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"file_type = " << std::to_string(TableFileSchema::RAW) << " " <<
"ORDER BY size DESC" << ";";
res = getTableFileQuery.store();
} //Scoped Connection
ENGINE_LOG_DEBUG << "MySQLMetaImpl::FilesToMerge: " << filesToMergeQuery.str();
TableSchema table_schema;
table_schema.table_id_ = table_id;
auto status = DescribeTable(table_schema);
if (!status.ok()) {
return status;
}
res = filesToMergeQuery.store();
} //Scoped Connection
for (auto& resRow : res) {
TableSchema table_schema;
table_schema.table_id_ = table_id;
auto status = DescribeTable(table_schema);
TableFileSchema file_schema;
if (!status.ok()) {
return status;
}
file_schema.id_ = resRow["id"];
TableFileSchema table_file;
for (auto &resRow : res) {
file_schema.table_id_ = table_id;
table_file.id_ = resRow["id"]; //implicit conversion
file_schema.engine_type_ = resRow["engine_type"];
std::string table_id_str;
resRow["table_id"].to_string(table_id_str);
table_file.table_id_ = table_id_str;
std::string file_id;
resRow["file_id"].to_string(file_id);
file_schema.file_id_ = file_id;
std::string file_id;
resRow["file_id"].to_string(file_id);
table_file.file_id_ = file_id;
file_schema.file_type_ = resRow["file_type"];
table_file.file_type_ = resRow["file_type"];
file_schema.size_ = resRow["size"];
table_file.size_ = resRow["size"];
file_schema.date_ = resRow["date"];
table_file.date_ = resRow["date"];
file_schema.dimension_ = table_schema.dimension_;
table_file.dimension_ = table_schema.dimension_;
utils::GetTableFilePath(options_, file_schema);
utils::GetTableFilePath(options_, table_file);
table_files.emplace_back(file_schema);
auto dateItr = files.find(table_file.date_);
if (dateItr == files.end()) {
files[table_file.date_] = TableFilesSchema();
}
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN RETRIEVING TABLE FILES" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN RETRIEVING TABLE FILES", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN RETRIEVING TABLE FILES" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN RETRIEVING TABLE FILES", er.what());
files[table_file.date_].push_back(table_file);
}
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN FINDING TABLE FILES TO MERGE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN FINDING TABLE FILES TO MERGE", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN FINDING TABLE FILES TO MERGE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN FINDING TABLE FILES TO MERGE", er.what());
}
return Status::OK();
}
Status MySQLMetaImpl::GetTableFiles(const std::string &table_id,
const std::vector<size_t> &ids,
TableFilesSchema &table_files) {
if (ids.empty()) {
return Status::OK();
}
// PXU TODO: Support Swap
Status MySQLMetaImpl::Archive() {
std::stringstream idSS;
for (auto &id : ids) {
idSS << "id = " << std::to_string(id) << " OR ";
}
std::string idStr = idSS.str();
idStr = idStr.substr(0, idStr.size() - 4); //remove the last " OR "
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
try {
auto &criterias = options_.archive_conf.GetCriterias();
if (criterias.empty()) {
return Status::OK();
StoreQueryResult res;
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
Query getTableFileQuery = connectionPtr->query();
getTableFileQuery << "SELECT id, engine_type, file_id, file_type, size, date " <<
"FROM TableFiles " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"(" << idStr << ");";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::GetTableFiles: " << getTableFileQuery.str();
res = getTableFileQuery.store();
} //Scoped Connection
TableSchema table_schema;
table_schema.table_id_ = table_id;
auto status = DescribeTable(table_schema);
if (!status.ok()) {
return status;
}
for (auto& kv : criterias) {
auto &criteria = kv.first;
auto &limit = kv.second;
if (criteria == "days") {
size_t usecs = limit * D_SEC * US_PS;
long now = utils::GetMicroSecTimeStamp();
for (auto &resRow : res) {
try {
TableFileSchema file_schema;
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
file_schema.id_ = resRow["id"];
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
file_schema.table_id_ = table_id;
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::Archive connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
file_schema.engine_type_ = resRow["engine_type"];
Query archiveQuery = connectionPtr->query();
archiveQuery << "UPDATE TableFiles " <<
"SET file_type = " << std::to_string(TableFileSchema::TO_DELETE) << " " <<
"WHERE created_on < " << std::to_string(now - usecs) << " AND " <<
"file_type <> " << std::to_string(TableFileSchema::TO_DELETE) << ";";
std::string file_id;
resRow["file_id"].to_string(file_id);
file_schema.file_id_ = file_id;
ENGINE_LOG_DEBUG << "MySQLMetaImpl::Archive: " << archiveQuery.str();
file_schema.file_type_ = resRow["file_type"];
if (!archiveQuery.exec()) {
return Status::DBTransactionError("QUERY ERROR DURING ARCHIVE", archiveQuery.error());
}
file_schema.size_ = resRow["size"];
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DURING ARCHIVE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DURING ARCHIVE", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DURING ARCHIVE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DURING ARCHIVE", er.what());
}
}
if (criteria == "disk") {
uint64_t sum = 0;
Size(sum);
file_schema.date_ = resRow["date"];
auto to_delete = (sum - limit * G);
DiscardFiles(to_delete);
}
}
file_schema.dimension_ = table_schema.dimension_;
return Status::OK();
utils::GetTableFilePath(options_, file_schema);
table_files.emplace_back(file_schema);
}
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN RETRIEVING TABLE FILES" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN RETRIEVING TABLE FILES", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN RETRIEVING TABLE FILES" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN RETRIEVING TABLE FILES", er.what());
}
Status MySQLMetaImpl::Size(uint64_t &result) {
return Status::OK();
}
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
// PXU TODO: Support Swap
Status MySQLMetaImpl::Archive() {
result = 0;
try {
StoreQueryResult res;
auto &criterias = options_.archive_conf.GetCriterias();
if (criterias.empty()) {
return Status::OK();
}
for (auto &kv : criterias) {
auto &criteria = kv.first;
auto &limit = kv.second;
if (criteria == "days") {
size_t usecs = limit * D_SEC * US_PS;
long now = utils::GetMicroSecTimeStamp();
try {
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::Size connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
Query getSizeQuery = connectionPtr->query();
getSizeQuery << "SELECT IFNULL(SUM(size),0) AS sum " <<
"FROM TableFiles " <<
"WHERE file_type <> " << std::to_string(TableFileSchema::TO_DELETE) << ";";
Query archiveQuery = connectionPtr->query();
archiveQuery << "UPDATE TableFiles " <<
"SET file_type = " << std::to_string(TableFileSchema::TO_DELETE) << " " <<
"WHERE created_on < " << std::to_string(now - usecs) << " AND " <<
"file_type <> " << std::to_string(TableFileSchema::TO_DELETE) << ";";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::Size: " << getSizeQuery.str();
ENGINE_LOG_DEBUG << "MySQLMetaImpl::Archive: " << archiveQuery.str();
res = getSizeQuery.store();
} //Scoped Connection
if (!archiveQuery.exec()) {
return Status::DBTransactionError("QUERY ERROR DURING ARCHIVE", archiveQuery.error());
}
// if (!res) {
//// std::cout << "result is NULL" << std::endl;
// return Status::DBTransactionError("QUERY ERROR WHEN RETRIEVING SIZE", getSizeQuery.error());
// }
if (res.empty()) {
result = 0;
// std::cout << "result = 0" << std::endl;
}
else {
result = res[0]["sum"];
// std::cout << "result = " << std::to_string(result) << std::endl;
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DURING ARCHIVE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DURING ARCHIVE", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DURING ARCHIVE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DURING ARCHIVE", er.what());
}
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN RETRIEVING SIZE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN RETRIEVING SIZE", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN RETRIEVING SIZE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN RETRIEVING SIZE", er.what());
}
if (criteria == "disk") {
uint64_t sum = 0;
Size(sum);
return Status::OK();
auto to_delete = (sum - limit * G);
DiscardFiles(to_delete);
}
}
Status MySQLMetaImpl::DiscardFiles(long long to_discard_size) {
return Status::OK();
}
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
Status MySQLMetaImpl::Size(uint64_t &result) {
if (to_discard_size <= 0) {
// std::cout << "in" << std::endl;
return Status::OK();
}
ENGINE_LOG_DEBUG << "About to discard size=" << to_discard_size;
try {
result = 0;
try {
MetricCollector metric;
StoreQueryResult res;
bool status;
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::DiscardFiles connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
Query getSizeQuery = connectionPtr->query();
getSizeQuery << "SELECT IFNULL(SUM(size),0) AS sum " <<
"FROM TableFiles " <<
"WHERE file_type <> " << std::to_string(TableFileSchema::TO_DELETE) << ";";
Query discardFilesQuery = connectionPtr->query();
discardFilesQuery << "SELECT id, size " <<
"FROM TableFiles " <<
"WHERE file_type <> " << std::to_string(TableFileSchema::TO_DELETE) << " " <<
"ORDER BY id ASC " <<
"LIMIT 10;";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::Size: " << getSizeQuery.str();
ENGINE_LOG_DEBUG << "MySQLMetaImpl::DiscardFiles: " << discardFilesQuery.str();
res = getSizeQuery.store();
} //Scoped Connection
// std::cout << discardFilesQuery.str() << std::endl;
StoreQueryResult res = discardFilesQuery.store();
if (res.num_rows() == 0) {
return Status::OK();
}
//
TableFileSchema table_file;
std::stringstream idsToDiscardSS;
for (auto &resRow : res) {
if (to_discard_size <= 0) {
break;
}
table_file.id_ = resRow["id"];
table_file.size_ = resRow["size"];
idsToDiscardSS << "id = " << std::to_string(table_file.id_) << " OR ";
ENGINE_LOG_DEBUG << "Discard table_file.id=" << table_file.file_id_
<< " table_file.size=" << table_file.size_;
to_discard_size -= table_file.size_;
}
std::string idsToDiscardStr = idsToDiscardSS.str();
idsToDiscardStr = idsToDiscardStr.substr(0, idsToDiscardStr.size() - 4); //remove the last " OR "
if (res.empty()) {
result = 0;
discardFilesQuery << "UPDATE TableFiles " <<
"SET file_type = " << std::to_string(TableFileSchema::TO_DELETE) << ", " <<
"updated_time = " << std::to_string(utils::GetMicroSecTimeStamp()) << " " <<
"WHERE " << idsToDiscardStr << ";";
} else {
result = res[0]["sum"];
ENGINE_LOG_DEBUG << "MySQLMetaImpl::DiscardFiles: " << discardFilesQuery.str();
}
status = discardFilesQuery.exec();
if (!status) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DISCARDING FILES";
return Status::DBTransactionError("QUERY ERROR WHEN DISCARDING FILES", discardFilesQuery.error());
}
} //Scoped Connection
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN RETRIEVING SIZE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN RETRIEVING SIZE", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN RETRIEVING SIZE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN RETRIEVING SIZE", er.what());
}
return DiscardFiles(to_discard_size);
return Status::OK();
}
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DISCARDING FILES" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DISCARDING FILES", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DISCARDING FILES" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DISCARDING FILES", er.what());
}
Status MySQLMetaImpl::DiscardFiles(long long to_discard_size) {
if (to_discard_size <= 0) {
return Status::OK();
}
ENGINE_LOG_DEBUG << "About to discard size=" << to_discard_size;
//ZR: this function assumes all fields in file_schema have value
Status MySQLMetaImpl::UpdateTableFile(TableFileSchema &file_schema) {
try {
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
MetricCollector metric;
file_schema.updated_time_ = utils::GetMicroSecTimeStamp();
try {
bool status;
MetricCollector metric;
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::UpdateTableFile connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
Query discardFilesQuery = connectionPtr->query();
discardFilesQuery << "SELECT id, size " <<
"FROM TableFiles " <<
"WHERE file_type <> " << std::to_string(TableFileSchema::TO_DELETE) << " " <<
"ORDER BY id ASC " <<
"LIMIT 10;";
Query updateTableFileQuery = connectionPtr->query();
ENGINE_LOG_DEBUG << "MySQLMetaImpl::DiscardFiles: " << discardFilesQuery.str();
//if the table has been deleted, just mark the table file as TO_DELETE
//clean thread will delete the file later
updateTableFileQuery << "SELECT state FROM Tables " <<
"WHERE table_id = " << quote << file_schema.table_id_ << ";";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::UpdateTableFile: " << updateTableFileQuery.str();
StoreQueryResult res = discardFilesQuery.store();
StoreQueryResult res = updateTableFileQuery.store();
if (res.num_rows() == 0) {
return Status::OK();
}
if (res.num_rows() == 1) {
int state = res[0]["state"];
if (state == TableSchema::TO_DELETE) {
file_schema.file_type_ = TableFileSchema::TO_DELETE;
}
} else {
file_schema.file_type_ = TableFileSchema::TO_DELETE;
TableFileSchema table_file;
std::stringstream idsToDiscardSS;
for (auto &resRow : res) {
if (to_discard_size <= 0) {
break;
}
table_file.id_ = resRow["id"];
table_file.size_ = resRow["size"];
idsToDiscardSS << "id = " << std::to_string(table_file.id_) << " OR ";
ENGINE_LOG_DEBUG << "Discard table_file.id=" << table_file.file_id_
<< " table_file.size=" << table_file.size_;
to_discard_size -= table_file.size_;
}
std::string id = std::to_string(file_schema.id_);
std::string table_id = file_schema.table_id_;
std::string engine_type = std::to_string(file_schema.engine_type_);
std::string file_id = file_schema.file_id_;
std::string file_type = std::to_string(file_schema.file_type_);
std::string size = std::to_string(file_schema.size_);
std::string updated_time = std::to_string(file_schema.updated_time_);
std::string created_on = std::to_string(file_schema.created_on_);
std::string date = std::to_string(file_schema.date_);
std::string idsToDiscardStr = idsToDiscardSS.str();
idsToDiscardStr = idsToDiscardStr.substr(0, idsToDiscardStr.size() - 4); //remove the last " OR "
updateTableFileQuery << "UPDATE TableFiles " <<
"SET table_id = " << quote << table_id << ", " <<
"engine_type = " << engine_type << ", " <<
"file_id = " << quote << file_id << ", " <<
"file_type = " << file_type << ", " <<
"size = " << size << ", " <<
"updated_time = " << updated_time << ", " <<
"created_on = " << created_on << ", " <<
"date = " << date << " " <<
"WHERE id = " << id << ";";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::UpdateTableFile: " << updateTableFileQuery.str();
// std::cout << updateTableFileQuery.str() << std::endl;
if (!updateTableFileQuery.exec()) {
ENGINE_LOG_DEBUG << "table_id= " << file_schema.table_id_ << " file_id=" << file_schema.file_id_;
ENGINE_LOG_ERROR << "QUERY ERROR WHEN UPDATING TABLE FILE";
return Status::DBTransactionError("QUERY ERROR WHEN UPDATING TABLE FILE",
updateTableFileQuery.error());
}
} //Scoped Connection
discardFilesQuery << "UPDATE TableFiles " <<
"SET file_type = " << std::to_string(TableFileSchema::TO_DELETE) << ", " <<
"updated_time = " << std::to_string(utils::GetMicroSecTimeStamp()) << " " <<
"WHERE " << idsToDiscardStr << ";";
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_DEBUG << "table_id= " << file_schema.table_id_ << " file_id=" << file_schema.file_id_;
ENGINE_LOG_ERROR << "QUERY ERROR WHEN UPDATING TABLE FILE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN UPDATING TABLE FILE", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_DEBUG << "table_id= " << file_schema.table_id_ << " file_id=" << file_schema.file_id_;
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN UPDATING TABLE FILE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN UPDATING TABLE FILE", er.what());
}
return Status::OK();
}
ENGINE_LOG_DEBUG << "MySQLMetaImpl::DiscardFiles: " << discardFilesQuery.str();
Status MySQLMetaImpl::UpdateTableFilesToIndex(const std::string& table_id) {
// TODO
return Status::OK();
status = discardFilesQuery.exec();
if (!status) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DISCARDING FILES";
return Status::DBTransactionError("QUERY ERROR WHEN DISCARDING FILES", discardFilesQuery.error());
}
} //Scoped Connection
return DiscardFiles(to_discard_size);
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DISCARDING FILES" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DISCARDING FILES", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DISCARDING FILES" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DISCARDING FILES", er.what());
}
}
Status MySQLMetaImpl::UpdateTableFiles(TableFilesSchema &files) {
//ZR: this function assumes all fields in file_schema have value
Status MySQLMetaImpl::UpdateTableFile(TableFileSchema &file_schema) {
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
try {
MetricCollector metric;
file_schema.updated_time_ = utils::GetMicroSecTimeStamp();
try {
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
MetricCollector metric;
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::UpdateTableFiles connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
Query updateTableFilesQuery = connectionPtr->query();
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
std::map<std::string, bool> has_tables;
for (auto &file_schema : files) {
if (has_tables.find(file_schema.table_id_) != has_tables.end()) {
continue;
}
Query updateTableFileQuery = connectionPtr->query();
updateTableFilesQuery << "SELECT EXISTS " <<
"(SELECT 1 FROM Tables " <<
"WHERE table_id = " << quote << file_schema.table_id_ << " " <<
"AND state <> " << std::to_string(TableSchema::TO_DELETE) << ") " <<
"AS " << quote << "check" << ";";
//if the table has been deleted, just mark the table file as TO_DELETE
//clean thread will delete the file later
updateTableFileQuery << "SELECT state FROM Tables " <<
"WHERE table_id = " << quote << file_schema.table_id_ << ";";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::UpdateTableFiles: " << updateTableFilesQuery.str();
ENGINE_LOG_DEBUG << "MySQLMetaImpl::UpdateTableFile: " << updateTableFileQuery.str();
StoreQueryResult res = updateTableFilesQuery.store();
StoreQueryResult res = updateTableFileQuery.store();
int check = res[0]["check"];
has_tables[file_schema.table_id_] = (check == 1);
if (res.num_rows() == 1) {
int state = res[0]["state"];
if (state == TableSchema::TO_DELETE) {
file_schema.file_type_ = TableFileSchema::TO_DELETE;
}
} else {
file_schema.file_type_ = TableFileSchema::TO_DELETE;
}
std::string id = std::to_string(file_schema.id_);
std::string table_id = file_schema.table_id_;
std::string engine_type = std::to_string(file_schema.engine_type_);
std::string file_id = file_schema.file_id_;
std::string file_type = std::to_string(file_schema.file_type_);
std::string size = std::to_string(file_schema.size_);
std::string updated_time = std::to_string(file_schema.updated_time_);
std::string created_on = std::to_string(file_schema.created_on_);
std::string date = std::to_string(file_schema.date_);
for (auto &file_schema : files) {
updateTableFileQuery << "UPDATE TableFiles " <<
"SET table_id = " << quote << table_id << ", " <<
"engine_type = " << engine_type << ", " <<
"file_id = " << quote << file_id << ", " <<
"file_type = " << file_type << ", " <<
"size = " << size << ", " <<
"updated_time = " << updated_time << ", " <<
"created_on = " << created_on << ", " <<
"date = " << date << " " <<
"WHERE id = " << id << ";";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::UpdateTableFile: " << updateTableFileQuery.str();
if (!updateTableFileQuery.exec()) {
ENGINE_LOG_DEBUG << "table_id= " << file_schema.table_id_ << " file_id=" << file_schema.file_id_;
ENGINE_LOG_ERROR << "QUERY ERROR WHEN UPDATING TABLE FILE";
return Status::DBTransactionError("QUERY ERROR WHEN UPDATING TABLE FILE",
updateTableFileQuery.error());
}
} //Scoped Connection
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_DEBUG << "table_id= " << file_schema.table_id_ << " file_id=" << file_schema.file_id_;
ENGINE_LOG_ERROR << "QUERY ERROR WHEN UPDATING TABLE FILE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN UPDATING TABLE FILE", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_DEBUG << "table_id= " << file_schema.table_id_ << " file_id=" << file_schema.file_id_;
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN UPDATING TABLE FILE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN UPDATING TABLE FILE", er.what());
}
return Status::OK();
}
if (!has_tables[file_schema.table_id_]) {
file_schema.file_type_ = TableFileSchema::TO_DELETE;
}
file_schema.updated_time_ = utils::GetMicroSecTimeStamp();
std::string id = std::to_string(file_schema.id_);
std::string table_id = file_schema.table_id_;
std::string engine_type = std::to_string(file_schema.engine_type_);
std::string file_id = file_schema.file_id_;
std::string file_type = std::to_string(file_schema.file_type_);
std::string size = std::to_string(file_schema.size_);
std::string updated_time = std::to_string(file_schema.updated_time_);
std::string created_on = std::to_string(file_schema.created_on_);
std::string date = std::to_string(file_schema.date_);
updateTableFilesQuery << "UPDATE TableFiles " <<
"SET table_id = " << quote << table_id << ", " <<
"engine_type = " << engine_type << ", " <<
"file_id = " << quote << file_id << ", " <<
"file_type = " << file_type << ", " <<
"size = " << size << ", " <<
"updated_time = " << updated_time << ", " <<
"created_on = " << created_on << ", " <<
"date = " << date << " " <<
"WHERE id = " << id << ";";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::UpdateTableFiles: " << updateTableFilesQuery.str();
if (!updateTableFilesQuery.exec()) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN UPDATING TABLE FILES";
return Status::DBTransactionError("QUERY ERROR WHEN UPDATING TABLE FILES",
updateTableFilesQuery.error());
}
}
} //Scoped Connection
Status MySQLMetaImpl::UpdateTableFilesToIndex(const std::string &table_id) {
try {
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN UPDATING TABLE FILES" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN UPDATING TABLE FILES", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN UPDATING TABLE FILES" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN UPDATING TABLE FILES", er.what());
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
return Status::OK();
}
Status MySQLMetaImpl::CleanUpFilesWithTTL(uint16_t seconds) {
// static int b_count = 0;
// b_count++;
// std::cout << "CleanUpFilesWithTTL: " << b_count << std::endl;
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
Query updateTableFilesToIndexQuery = connectionPtr->query();
auto now = utils::GetMicroSecTimeStamp();
try {
MetricCollector metric;
updateTableFilesToIndexQuery << "UPDATE TableFiles " <<
"SET file_type = " << std::to_string(TableFileSchema::TO_INDEX) << " " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"file_type = " << std::to_string(TableFileSchema::RAW) << ";";
{
ENGINE_LOG_DEBUG << "MySQLMetaImpl::UpdateTableFile: " << updateTableFilesToIndexQuery.str();
// ENGINE_LOG_WARNING << "MySQLMetaImpl::CleanUpFilesWithTTL: clean table files: connection in use before creating ScopedConnection = "
// << mysql_connection_pool_->getConnectionsInUse();
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN UPDATING TABLE FILES TO INDEX" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN UPDATING TABLE FILES TO INDEX", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN UPDATING TABLE FILES TO INDEX" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN UPDATING TABLE FILES TO INDEX", er.what());
}
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
return Status::OK();
}
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
Status MySQLMetaImpl::UpdateTableFiles(TableFilesSchema &files) {
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::CleanUpFilesWithTTL: clean table files: connection in use after creating ScopedConnection = "
// << mysql_connection_pool_->getConnectionsInUse();
// }
Query cleanUpFilesWithTTLQuery = connectionPtr->query();
cleanUpFilesWithTTLQuery << "SELECT id, table_id, file_id, date " <<
"FROM TableFiles " <<
"WHERE file_type = " << std::to_string(TableFileSchema::TO_DELETE) << " AND " <<
"updated_time < " << std::to_string(now - seconds * US_PS) << ";";
try {
MetricCollector metric;
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CleanUpFilesWithTTL: " << cleanUpFilesWithTTLQuery.str();
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
StoreQueryResult res = cleanUpFilesWithTTLQuery.store();
TableFileSchema table_file;
std::vector<std::string> idsToDelete;
Query updateTableFilesQuery = connectionPtr->query();
for (auto &resRow : res) {
std::map<std::string, bool> has_tables;
for (auto &file_schema : files) {
table_file.id_ = resRow["id"]; //implicit conversion
if (has_tables.find(file_schema.table_id_) != has_tables.end()) {
continue;
}
std::string table_id;
resRow["table_id"].to_string(table_id);
table_file.table_id_ = table_id;
updateTableFilesQuery << "SELECT EXISTS " <<
"(SELECT 1 FROM Tables " <<
"WHERE table_id = " << quote << file_schema.table_id_ << " " <<
"AND state <> " << std::to_string(TableSchema::TO_DELETE) << ") " <<
"AS " << quote << "check" << ";";
std::string file_id;
resRow["file_id"].to_string(file_id);
table_file.file_id_ = file_id;
ENGINE_LOG_DEBUG << "MySQLMetaImpl::UpdateTableFiles: " << updateTableFilesQuery.str();
table_file.date_ = resRow["date"];
StoreQueryResult res = updateTableFilesQuery.store();
utils::DeleteTableFilePath(options_, table_file);
int check = res[0]["check"];
has_tables[file_schema.table_id_] = (check == 1);
}
ENGINE_LOG_DEBUG << "Removing deleted id =" << table_file.id_ << " location = "
<< table_file.location_ << std::endl;
for (auto &file_schema : files) {
idsToDelete.emplace_back(std::to_string(table_file.id_));
if (!has_tables[file_schema.table_id_]) {
file_schema.file_type_ = TableFileSchema::TO_DELETE;
}
file_schema.updated_time_ = utils::GetMicroSecTimeStamp();
if (!idsToDelete.empty()) {
std::string id = std::to_string(file_schema.id_);
std::string table_id = file_schema.table_id_;
std::string engine_type = std::to_string(file_schema.engine_type_);
std::string file_id = file_schema.file_id_;
std::string file_type = std::to_string(file_schema.file_type_);
std::string size = std::to_string(file_schema.size_);
std::string updated_time = std::to_string(file_schema.updated_time_);
std::string created_on = std::to_string(file_schema.created_on_);
std::string date = std::to_string(file_schema.date_);
std::stringstream idsToDeleteSS;
for (auto &id : idsToDelete) {
idsToDeleteSS << "id = " << id << " OR ";
}
updateTableFilesQuery << "UPDATE TableFiles " <<
"SET table_id = " << quote << table_id << ", " <<
"engine_type = " << engine_type << ", " <<
"file_id = " << quote << file_id << ", " <<
"file_type = " << file_type << ", " <<
"size = " << size << ", " <<
"updated_time = " << updated_time << ", " <<
"created_on = " << created_on << ", " <<
"date = " << date << " " <<
"WHERE id = " << id << ";";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::UpdateTableFiles: " << updateTableFilesQuery.str();
if (!updateTableFilesQuery.exec()) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN UPDATING TABLE FILES";
return Status::DBTransactionError("QUERY ERROR WHEN UPDATING TABLE FILES",
updateTableFilesQuery.error());
}
}
} //Scoped Connection
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN UPDATING TABLE FILES" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN UPDATING TABLE FILES", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN UPDATING TABLE FILES" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN UPDATING TABLE FILES", er.what());
}
return Status::OK();
}
std::string idsToDeleteStr = idsToDeleteSS.str();
idsToDeleteStr = idsToDeleteStr.substr(0, idsToDeleteStr.size() - 4); //remove the last " OR "
cleanUpFilesWithTTLQuery << "DELETE FROM TableFiles WHERE " <<
idsToDeleteStr << ";";
Status MySQLMetaImpl::CleanUpFilesWithTTL(uint16_t seconds) {
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CleanUpFilesWithTTL: " << cleanUpFilesWithTTLQuery.str();
if (!cleanUpFilesWithTTLQuery.exec()) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN CLEANING UP FILES WITH TTL";
return Status::DBTransactionError("CleanUpFilesWithTTL Error",
cleanUpFilesWithTTLQuery.error());
}
}
} //Scoped Connection
auto now = utils::GetMicroSecTimeStamp();
try {
MetricCollector metric;
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN CLEANING UP FILES WITH TTL" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN CLEANING UP FILES WITH TTL", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN CLEANING UP FILES WITH TTL" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN CLEANING UP FILES WITH TTL", er.what());
}
{
try {
MetricCollector metric;
{
// ENGINE_LOG_WARNING << "MySQLMetaImpl::CleanUpFilesWithTTL: clean tables: connection in use before creating ScopedConnection = "
// << mysql_connection_pool_->getConnectionsInUse();
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::CleanUpFilesWithTTL: clean tables: connection in use after creating ScopedConnection = "
// << mysql_connection_pool_->getConnectionsInUse();
// }
Query cleanUpFilesWithTTLQuery = connectionPtr->query();
cleanUpFilesWithTTLQuery << "SELECT id, table_id, file_id, date " <<
"FROM TableFiles " <<
"WHERE file_type = " << std::to_string(TableFileSchema::TO_DELETE) << " AND " <<
"updated_time < " << std::to_string(now - seconds * US_PS) << ";";
Query cleanUpFilesWithTTLQuery = connectionPtr->query();
cleanUpFilesWithTTLQuery << "SELECT id, table_id " <<
"FROM Tables " <<
"WHERE state = " << std::to_string(TableSchema::TO_DELETE) << ";";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CleanUpFilesWithTTL: " << cleanUpFilesWithTTLQuery.str();
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CleanUpFilesWithTTL: " << cleanUpFilesWithTTLQuery.str();
StoreQueryResult res = cleanUpFilesWithTTLQuery.store();
StoreQueryResult res = cleanUpFilesWithTTLQuery.store();
// std::cout << res.num_rows() << std::endl;
TableFileSchema table_file;
std::vector<std::string> idsToDelete;
if (!res.empty()) {
for (auto &resRow : res) {
std::stringstream idsToDeleteSS;
for (auto &resRow : res) {
size_t id = resRow["id"];
std::string table_id;
resRow["table_id"].to_string(table_id);
table_file.id_ = resRow["id"]; //implicit conversion
utils::DeleteTablePath(options_, table_id);
std::string table_id;
resRow["table_id"].to_string(table_id);
table_file.table_id_ = table_id;
idsToDeleteSS << "id = " << std::to_string(id) << " OR ";
}
std::string idsToDeleteStr = idsToDeleteSS.str();
idsToDeleteStr = idsToDeleteStr.substr(0, idsToDeleteStr.size() - 4); //remove the last " OR "
cleanUpFilesWithTTLQuery << "DELETE FROM Tables WHERE " <<
idsToDeleteStr << ";";
std::string file_id;
resRow["file_id"].to_string(file_id);
table_file.file_id_ = file_id;
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CleanUpFilesWithTTL: " << cleanUpFilesWithTTLQuery.str();
table_file.date_ = resRow["date"];
if (!cleanUpFilesWithTTLQuery.exec()) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN CLEANING UP FILES WITH TTL";
return Status::DBTransactionError("QUERY ERROR WHEN CLEANING UP FILES WITH TTL",
cleanUpFilesWithTTLQuery.error());
}
utils::DeleteTableFilePath(options_, table_file);
ENGINE_LOG_DEBUG << "Removing deleted id =" << table_file.id_ << " location = "
<< table_file.location_ << std::endl;
idsToDelete.emplace_back(std::to_string(table_file.id_));
}
if (!idsToDelete.empty()) {
std::stringstream idsToDeleteSS;
for (auto &id : idsToDelete) {
idsToDeleteSS << "id = " << id << " OR ";
}
} //Scoped Connection
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN CLEANING UP FILES WITH TTL" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN CLEANING UP FILES WITH TTL", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN CLEANING UP FILES WITH TTL" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN CLEANING UP FILES WITH TTL", er.what());
}
std::string idsToDeleteStr = idsToDeleteSS.str();
idsToDeleteStr = idsToDeleteStr.substr(0, idsToDeleteStr.size() - 4); //remove the last " OR "
cleanUpFilesWithTTLQuery << "DELETE FROM TableFiles WHERE " <<
idsToDeleteStr << ";";
return Status::OK();
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CleanUpFilesWithTTL: " << cleanUpFilesWithTTLQuery.str();
if (!cleanUpFilesWithTTLQuery.exec()) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN CLEANING UP FILES WITH TTL";
return Status::DBTransactionError("CleanUpFilesWithTTL Error",
cleanUpFilesWithTTLQuery.error());
}
}
} //Scoped Connection
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN CLEANING UP FILES WITH TTL" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN CLEANING UP FILES WITH TTL", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN CLEANING UP FILES WITH TTL" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN CLEANING UP FILES WITH TTL", er.what());
}
Status MySQLMetaImpl::CleanUp() {
try {
MetricCollector metric;
{
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
try {
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::CleanUp: connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
Query cleanUpQuery = connectionPtr->query();
cleanUpQuery << "SELECT table_name " <<
"FROM information_schema.tables " <<
"WHERE table_schema = " << quote << mysql_connection_pool_->getDB() << " " <<
"AND table_name = " << quote << "TableFiles" << ";";
Query cleanUpFilesWithTTLQuery = connectionPtr->query();
cleanUpFilesWithTTLQuery << "SELECT id, table_id " <<
"FROM Tables " <<
"WHERE state = " << std::to_string(TableSchema::TO_DELETE) << ";";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CleanUp: " << cleanUpQuery.str();
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CleanUpFilesWithTTL: " << cleanUpFilesWithTTLQuery.str();
StoreQueryResult res = cleanUpFilesWithTTLQuery.store();
StoreQueryResult res = cleanUpQuery.store();
if (!res.empty()) {
ENGINE_LOG_DEBUG << "Remove table file type as NEW";
cleanUpQuery << "DELETE FROM TableFiles WHERE file_type = " << std::to_string(TableFileSchema::NEW) << ";";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CleanUp: " << cleanUpQuery.str();
std::stringstream idsToDeleteSS;
for (auto &resRow : res) {
size_t id = resRow["id"];
std::string table_id;
resRow["table_id"].to_string(table_id);
if (!cleanUpQuery.exec()) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN CLEANING UP FILES";
return Status::DBTransactionError("Clean up Error", cleanUpQuery.error());
utils::DeleteTablePath(options_, table_id);
idsToDeleteSS << "id = " << std::to_string(id) << " OR ";
}
}
std::string idsToDeleteStr = idsToDeleteSS.str();
idsToDeleteStr = idsToDeleteStr.substr(0, idsToDeleteStr.size() - 4); //remove the last " OR "
cleanUpFilesWithTTLQuery << "DELETE FROM Tables WHERE " <<
idsToDeleteStr << ";";
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN CLEANING UP FILES" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN CLEANING UP FILES", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN CLEANING UP FILES" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN CLEANING UP FILES", er.what());
}
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CleanUpFilesWithTTL: " << cleanUpFilesWithTTLQuery.str();
return Status::OK();
if (!cleanUpFilesWithTTLQuery.exec()) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN CLEANING UP FILES WITH TTL";
return Status::DBTransactionError("QUERY ERROR WHEN CLEANING UP FILES WITH TTL",
cleanUpFilesWithTTLQuery.error());
}
}
} //Scoped Connection
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN CLEANING UP FILES WITH TTL" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN CLEANING UP FILES WITH TTL", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN CLEANING UP FILES WITH TTL" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN CLEANING UP FILES WITH TTL", er.what());
}
Status MySQLMetaImpl::Count(const std::string &table_id, uint64_t &result) {
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
try {
MetricCollector metric;
return Status::OK();
}
TableSchema table_schema;
table_schema.table_id_ = table_id;
auto status = DescribeTable(table_schema);
Status MySQLMetaImpl::CleanUp() {
if (!status.ok()) {
return status;
}
StoreQueryResult res;
try {
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::Count: connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
Query cleanUpQuery = connectionPtr->query();
cleanUpQuery << "SELECT table_name " <<
"FROM information_schema.tables " <<
"WHERE table_schema = " << quote << mysql_connection_pool_->getDB() << " " <<
"AND table_name = " << quote << "TableFiles" << ";";
Query countQuery = connectionPtr->query();
countQuery << "SELECT size " <<
"FROM TableFiles " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"(file_type = " << std::to_string(TableFileSchema::RAW) << " OR " <<
"file_type = " << std::to_string(TableFileSchema::TO_INDEX) << " OR " <<
"file_type = " << std::to_string(TableFileSchema::INDEX) << ");";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CleanUp: " << cleanUpQuery.str();
ENGINE_LOG_DEBUG << "MySQLMetaImpl::Count: " << countQuery.str();
StoreQueryResult res = cleanUpQuery.store();
res = countQuery.store();
} //Scoped Connection
if (!res.empty()) {
ENGINE_LOG_DEBUG << "Remove table file type as NEW";
cleanUpQuery << "DELETE FROM TableFiles WHERE file_type = " << std::to_string(TableFileSchema::NEW) << ";";
result = 0;
for (auto &resRow : res) {
size_t size = resRow["size"];
result += size;
}
ENGINE_LOG_DEBUG << "MySQLMetaImpl::CleanUp: " << cleanUpQuery.str();
if (table_schema.dimension_ <= 0) {
std::stringstream errorMsg;
errorMsg << "MySQLMetaImpl::Count: " << "table dimension = " << std::to_string(table_schema.dimension_) << ", table_id = " << table_id;
ENGINE_LOG_ERROR << errorMsg.str();
return Status::Error(errorMsg.str());
if (!cleanUpQuery.exec()) {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN CLEANING UP FILES";
return Status::DBTransactionError("Clean up Error", cleanUpQuery.error());
}
result /= table_schema.dimension_;
result /= sizeof(float);
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN RETRIEVING COUNT" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN RETRIEVING COUNT", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN RETRIEVING COUNT" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN RETRIEVING COUNT", er.what());
}
return Status::OK();
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN CLEANING UP FILES" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN CLEANING UP FILES", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN CLEANING UP FILES" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN CLEANING UP FILES", er.what());
}
Status MySQLMetaImpl::DropAll() {
return Status::OK();
}
Status MySQLMetaImpl::Count(const std::string &table_id, uint64_t &result) {
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
if (boost::filesystem::is_directory(options_.path)) {
boost::filesystem::remove_all(options_.path);
try {
MetricCollector metric;
TableSchema table_schema;
table_schema.table_id_ = table_id;
auto status = DescribeTable(table_schema);
if (!status.ok()) {
return status;
}
try {
StoreQueryResult res;
{
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
// if (mysql_connection_pool_->getConnectionsInUse() <= 0) {
// ENGINE_LOG_WARNING << "MySQLMetaImpl::DropAll: connection in use = " << mysql_connection_pool_->getConnectionsInUse();
// }
Query dropTableQuery = connectionPtr->query();
dropTableQuery << "DROP TABLE IF EXISTS Tables, TableFiles;";
Query countQuery = connectionPtr->query();
countQuery << "SELECT size " <<
"FROM TableFiles " <<
"WHERE table_id = " << quote << table_id << " AND " <<
"(file_type = " << std::to_string(TableFileSchema::RAW) << " OR " <<
"file_type = " << std::to_string(TableFileSchema::TO_INDEX) << " OR " <<
"file_type = " << std::to_string(TableFileSchema::INDEX) << ");";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::DropAll: " << dropTableQuery.str();
ENGINE_LOG_DEBUG << "MySQLMetaImpl::Count: " << countQuery.str();
if (dropTableQuery.exec()) {
return Status::OK();
}
else {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DROPPING TABLE";
return Status::DBTransactionError("DROP TABLE ERROR", dropTableQuery.error());
}
} catch (const BadQuery& er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DROPPING TABLE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DROPPING TABLE", er.what());
} catch (const Exception& er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DROPPING TABLE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DROPPING TABLE", er.what());
res = countQuery.store();
} //Scoped Connection
result = 0;
for (auto &resRow : res) {
size_t size = resRow["size"];
result += size;
}
return Status::OK();
if (table_schema.dimension_ <= 0) {
std::stringstream errorMsg;
errorMsg << "MySQLMetaImpl::Count: " << "table dimension = " << std::to_string(table_schema.dimension_)
<< ", table_id = " << table_id;
ENGINE_LOG_ERROR << errorMsg.str();
return Status::Error(errorMsg.str());
}
result /= table_schema.dimension_;
result /= sizeof(float);
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN RETRIEVING COUNT" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN RETRIEVING COUNT", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN RETRIEVING COUNT" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN RETRIEVING COUNT", er.what());
}
return Status::OK();
}
Status MySQLMetaImpl::DropAll() {
MySQLMetaImpl::~MySQLMetaImpl() {
// std::lock_guard<std::recursive_mutex> lock(mysql_mutex);
if (mode_ != Options::MODE::READ_ONLY) {
CleanUp();
if (boost::filesystem::is_directory(options_.path)) {
boost::filesystem::remove_all(options_.path);
}
try {
ScopedConnection connectionPtr(*mysql_connection_pool_, safe_grab);
if (connectionPtr == nullptr) {
return Status::Error("Failed to connect to database server");
}
Query dropTableQuery = connectionPtr->query();
dropTableQuery << "DROP TABLE IF EXISTS Tables, TableFiles;";
ENGINE_LOG_DEBUG << "MySQLMetaImpl::DropAll: " << dropTableQuery.str();
if (dropTableQuery.exec()) {
return Status::OK();
} else {
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DROPPING TABLE";
return Status::DBTransactionError("DROP TABLE ERROR", dropTableQuery.error());
}
} catch (const BadQuery &er) {
// Handle any query errors
ENGINE_LOG_ERROR << "QUERY ERROR WHEN DROPPING TABLE" << ": " << er.what();
return Status::DBTransactionError("QUERY ERROR WHEN DROPPING TABLE", er.what());
} catch (const Exception &er) {
// Catch-all for any other MySQL++ exceptions
ENGINE_LOG_ERROR << "GENERAL ERROR WHEN DROPPING TABLE" << ": " << er.what();
return Status::DBTransactionError("GENERAL ERROR WHEN DROPPING TABLE", er.what());
}
return Status::OK();
}
MySQLMetaImpl::~MySQLMetaImpl() {
if (mode_ != Options::MODE::READ_ONLY) {
CleanUp();
}
}
} // namespace meta
} // namespace engine
......
cpp/src/db/NewMemManager.cpp
浏览文件 @ 830ae4ae
......@@ -29,9 +29,6 @@ Status NewMemManager::InsertVectors(const std::string &table_id_,
std::this_thread::sleep_for(std::chrono::milliseconds(1));
}
LOG(DEBUG) << "NewMemManager::InsertVectors: mutable mem = " << GetCurrentMutableMem() <<
", immutable mem = " << GetCurrentImmutableMem() << ", total mem = " << GetCurrentMem();
std::unique_lock<std::mutex> lock(mutex_);
return InsertVectorsNoLock(table_id_, n_, vectors_, vector_ids_);
......
cpp/src/db/Options.h
浏览文件 @ 830ae4ae
......@@ -63,7 +63,7 @@ struct Options {
size_t index_trigger_size = ONE_GB; //unit: byte
DBMetaOptions meta;
int mode = MODE::SINGLE;
float maximum_memory = 4 * ONE_GB;
size_t maximum_memory = 4 * ONE_GB;
}; // Options
......
cpp/src/server/DBWrapper.cpp
浏览文件 @ 830ae4ae
......@@ -28,11 +28,11 @@ DBWrapper::DBWrapper() {
if(index_size > 0) {//ensure larger than zero, unit is MB
opt.index_trigger_size = (size_t)index_size * engine::ONE_MB;
}
float maximum_memory = config.GetFloatValue(CONFIG_MAXMIMUM_MEMORY);
int64_t maximum_memory = config.GetInt64Value(CONFIG_MAXMIMUM_MEMORY);
if (maximum_memory > 1.0) {
opt.maximum_memory = maximum_memory * engine::ONE_GB;
}
else {
else if (maximum_memory != 0) { //if maximum_memory = 0, set it to default
std::cout << "ERROR: maximum_memory should be at least 1 GB" << std::endl;
kill(0, SIGUSR1);
}
......
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