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TDengine

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TDengine

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提交 a614570c 编写于 作者: H hzcheng
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refactor more

上级 e871eb8c
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Showing with 164 addition and 102 deletion
src/vnode/tsdb/inc/tsdb.h
浏览文件 @ a614570c
......@@ -12,7 +12,7 @@
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#if !defined(_TD_TSDB_H_)
#ifndef _TD_TSDB_H_
#define _TD_TSDB_H_
#include <pthread.h>
......@@ -30,8 +30,15 @@ extern "C" {
#define TSDB_VERSION_MAJOR 1
#define TSDB_VERSION_MINOR 0
#define TSDB_INVALID_SUPER_TABLE_ID -1
// --------- TSDB REPOSITORY CONFIGURATION DEFINITION
enum { TSDB_PRECISION_MILLI, TSDB_PRECISION_MICRO, TSDB_PRECISION_NANO };
typedef enum {
TSDB_SUPER_TABLE, // super table
TSDB_NTABLE, // table not created from super table
TSDB_STABLE // table created from super table
} TSDB_TABLE_TYPE;
typedef struct {
int8_t precision;
......@@ -63,6 +70,28 @@ typedef struct {
int32_t tid; // the table ID in the repository.
} STableId;
// --------- TSDB TABLE configuration
typedef struct {
TSDB_TABLE_TYPE type;
STableId tableId;
int64_t superUid;
STSchema * schema;
STSchema * tagSchema;
SDataRow tagValues;
} STableCfg;
int tsdbInitTableCfg(STableCfg *config, TSDB_TABLE_TYPE type, int64_t uid, int32_t tid);
int tsdbTableSetSuperUid(STableCfg *config, int64_t uid);
int tsdbTableSetSchema(STableCfg *config, STSchema *pSchema, bool dup);
int tsdbTableSetTagSchema(STableCfg *config, STSchema *pSchema, bool dup);
int tsdbTableSetTagValue(STableCfg *config, SDataRow row, bool dup);
void tsdbClearTableCfg(STableCfg *config);
int tsdbCreateTable(tsdb_repo_t *repo, STableCfg *pCfg);
int tsdbDropTable(tsdb_repo_t *pRepo, STableId tableId);
int tsdbAlterTable(tsdb_repo_t *repo, STableCfg *pCfg);
// Submit message for this TSDB
typedef struct {
int32_t numOfTables;
......@@ -88,25 +117,8 @@ typedef struct STsdbRepoInfo {
int64_t tsdbTotalDiskSize; // the total disk size taken by this TSDB repository
// TODO: Other informations to add
} STsdbRepoInfo;
STsdbRepoInfo *tsdbGetStatus(tsdb_repo_t *pRepo);
// the meter configuration
typedef struct {
STableId tableId;
int64_t stableUid;
int64_t createdTime;
int32_t numOfCols; // number of columns. For table form super table, not includes the tag schema
STSchema *schema; // If numOfCols == schema_->numOfCols, it is a normal table, stableName = NULL
// If numOfCols < schema->numOfCols, it is a table created from super table
// assert(numOfCols <= schema->numOfCols);
SDataRow tagValues; // NULL if it is normal table
// otherwise, it contains the tag values.
} STableCfg;
// the meter information report structure
typedef struct {
STableCfg tableCfg;
......@@ -114,6 +126,7 @@ typedef struct {
int64_t tableTotalDataSize; // In bytes
int64_t tableTotalDiskSize; // In bytes
} STableInfo;
STableInfo * tsdbGetTableInfo(tsdb_repo_t *pRepo, STableId tid);
// -- For table manipulation
......@@ -124,8 +137,6 @@ typedef struct {
*
* @return 0 for success, -1 for failure and the error number is set
*/
int32_t tsdbCreateTable(tsdb_repo_t *repo, STableCfg *pCfg);
int32_t tsdbAlterTable(tsdb_repo_t *repo, STableCfg *pCfg);
/**
* Drop a table in a repository and free all the resources it takes
......@@ -135,7 +146,6 @@ int32_t tsdbAlterTable(tsdb_repo_t *repo, STableCfg *pCfg);
*
* @return 0 for success, -1 for failure and the error number is set
*/
int32_t tsdbDropTable(tsdb_repo_t *pRepo, STableId tableId);
/**
* Get the information of a table in the repository
......@@ -145,7 +155,6 @@ int32_t tsdbDropTable(tsdb_repo_t *pRepo, STableId tableId);
*
* @return a table information handle for success, NULL for failure and the error number is set
*/
STableInfo *tsdbGetTableInfo(tsdb_repo_t *pRepo, STableId tid);
// -- FOR INSERT DATA
/**
......
src/vnode/tsdb/inc/tsdbMeta.h
浏览文件 @ a614570c
......@@ -31,53 +31,23 @@ extern "C" {
// Initially, there are 4 tables
#define TSDB_INIT_NUMBER_OF_SUPER_TABLE 4
typedef enum {
TSDB_SUPER_TABLE, // super table
TSDB_NTABLE, // table not created from super table
TSDB_STABLE // table created from super table
} TSDB_TABLE_TYPE;
#define IS_CREATE_STABLE(pCfg) ((pCfg)->tagValues != NULL)
// ---------- TSDB TABLE DEFINITION
typedef struct STable {
STableId tableId;
TSDB_TABLE_TYPE type;
int64_t createdTime;
// super table UID -1 for normal table
int32_t stableUid;
int32_t numOfCols;
// Schema for this table
// For TSDB_SUPER_TABLE, it is the schema including tags
// For TSDB_NTABLE, it is only the schema, not including tags
// For TSDB_STABLE, it is NULL
STSchema *pSchema;
// Tag value for this table
// For TSDB_SUPER_TABLE and TSDB_NTABLE, it is NULL
// For TSDB_STABLE, it is the tag value string
SDataRow pTagVal;
// Object content;
// For TSDB_SUPER_TABLE, it is the index of tables created from it
// For TSDB_STABLE and TSDB_NTABLE, it is the cache data
STableId tableId;
int32_t superUid; // Super table UID
STSchema * schema;
STSchema * tagSchema;
SDataRow tagVal;
union {
void *pData;
void *pIndex;
void *pData; // For TSDB_NTABLE and TSDB_STABLE, it is the skiplist for cache data
void *pIndex; // For TSDB_SUPER_TABLE, it is the skiplist index
} content;
// A handle to deal with event
void *eventHandler;
// A handle to deal with stream
void *streamHandler;
struct STable *next;
void * eventHandler; // TODO
void * streamHandler; // TODO
struct STable *next; // TODO: remove the next
} STable;
void * tsdbEncodeTable(STable *pTable, int *contLen);
......
src/vnode/tsdb/src/tsdbMain.c
浏览文件 @ a614570c
......@@ -297,17 +297,17 @@ STsdbRepoInfo *tsdbGetStatus(tsdb_repo_t *pRepo) {
return NULL;
}
int32_t tsdbCreateTable(tsdb_repo_t *repo, STableCfg *pCfg) {
int tsdbCreateTable(tsdb_repo_t *repo, STableCfg *pCfg) {
STsdbRepo *pRepo = (STsdbRepo *)repo;
return tsdbCreateTableImpl(pRepo->tsdbMeta, pCfg);
}
int32_t tsdbAlterTable(tsdb_repo_t *pRepo, STableCfg *pCfg) {
int tsdbAlterTable(tsdb_repo_t *pRepo, STableCfg *pCfg) {
// TODO
return 0;
}
int32_t tsdbDropTable(tsdb_repo_t *repo, STableId tableId) {
int tsdbDropTable(tsdb_repo_t *repo, STableId tableId) {
// TODO
if (repo == NULL) return -1;
STsdbRepo *pRepo = (STsdbRepo *)repo;
......@@ -334,6 +334,87 @@ int32_t tsdbInsertData(tsdb_repo_t *repo, SSubmitMsg *pMsg) {
return 0;
}
/**
* Initialize a table configuration
*/
int tsdbInitTableCfg(STableCfg *config, TSDB_TABLE_TYPE type, int64_t uid, int32_t tid) {
if (config == NULL) return -1;
if (type != TSDB_NTABLE && type != TSDB_STABLE) return -1;
memset((void *)config, 0, sizeof(STableCfg));
config->type = type;
config->superUid = TSDB_INVALID_SUPER_TABLE_ID;
config->tableId.uid = uid;
config->tableId.tid = tid;
return -1;
}
/**
* Set the super table UID of the created table
*/
int tsdbTableSetSuperUid(STableCfg *config, int64_t uid) {
if (config->type != TSDB_STABLE) return -1;
if (uid == TSDB_INVALID_SUPER_TABLE_ID) return -1;
config->superUid = uid;
return 0;
}
/**
* Set the table schema in the configuration
* @param config the configuration to set
* @param pSchema the schema to set
* @param dup use the schema directly or duplicate one for use
*
* @return 0 for success and -1 for failure
*/
int tsdbTableSetSchema(STableCfg *config, STSchema *pSchema, bool dup) {
if (dup) {
config->schema = tdDupSchema(pSchema);
} else {
config->schema = pSchema;
}
return 0;
}
/**
* Set the table schema in the configuration
* @param config the configuration to set
* @param pSchema the schema to set
* @param dup use the schema directly or duplicate one for use
*
* @return 0 for success and -1 for failure
*/
int tsdbTableSetTagSchema(STableCfg *config, STSchema *pSchema, bool dup) {
if (config->type != TSDB_STABLE) return -1;
if (dup) {
config->tagSchema = tdDupSchema(pSchema);
} else {
config->tagSchema = pSchema;
}
return 0;
}
int tsdbTableSetTagValue(STableCfg *config, SDataRow row, bool dup) {
if (config->type != TSDB_STABLE) return -1;
if (dup) {
config->tagValues = tdDataRowDup(row);
} else {
config->tagValues = row;
}
return 0;
}
void tsdbClearTableCfg(STableCfg *config) {
if (config->schema) tdFreeSchema(config->schema);
if (config->tagSchema) tdFreeSchema(config->tagSchema);
if (config->tagValues) tdFreeDataRow(config->tagValues);
}
// Check the configuration and set default options
static int32_t tsdbCheckAndSetDefaultCfg(STsdbCfg *pCfg) {
// Check precision
......
src/vnode/tsdb/src/tsdbMeta.c
浏览文件 @ a614570c
......@@ -132,59 +132,61 @@ int32_t tsdbFreeMeta(STsdbMeta *pMeta) {
}
int32_t tsdbCreateTableImpl(STsdbMeta *pMeta, STableCfg *pCfg) {
if (tsdbCheckTableCfg(pCfg) < 0) {
return -1;
}
if (tsdbCheckTableCfg(pCfg) < 0) return -1;
STable *pSTable = NULL;
STable *super = NULL;
int newSuper = 0;
if (IS_CREATE_STABLE(pCfg)) { // to create a TSDB_STABLE, check if super table exists
pSTable = tsdbGetTableByUid(pMeta, pCfg->stableUid);
if (pSTable == NULL) { // super table not exists, try to create it
if (pCfg->type == TSDB_STABLE) {
super = tsdbGetTableByUid(pMeta, pCfg->superUid);
if (super == NULL) { // super table not exists, try to create it
newSuper = 1;
pSTable = (STable *)calloc(1, sizeof(STable));
if (pSTable == NULL) return -1;
pSTable->tableId.uid = pCfg->stableUid;
pSTable->tableId.tid = -1;
pSTable->type = TSDB_SUPER_TABLE;
// pSTable->createdTime = pCfg->createdTime; // The created time is not required
pSTable->stableUid = -1;
pSTable->numOfCols = pCfg->numOfCols;
pSTable->pSchema = tdDupSchema(pCfg->schema);
pSTable->content.pIndex = tSkipListCreate(TSDB_SUPER_TABLE_SL_LEVEL, TSDB_DATA_TYPE_TIMESTAMP, sizeof(int64_t), 1,
// TODO: use function to implement create table object
super = (STable *)calloc(1, sizeof(STable));
if (super == NULL) return -1;
super->type = TSDB_SUPER_TABLE;
super->tableId.uid = pCfg->superUid;
super->tableId.tid = -1;
super->superUid = TSDB_INVALID_SUPER_TABLE_ID;
super->schema = tdDupSchema(pCfg->schema);
super->tagSchema = tdDupSchema(pCfg->tagSchema);
super->tagVal = tdDataRowDup(pCfg->tagValues);
super->content.pIndex = tSkipListCreate(TSDB_SUPER_TABLE_SL_LEVEL, TSDB_DATA_TYPE_TIMESTAMP, sizeof(int64_t), 1,
0, NULL); // Allow duplicate key, no lock
if (pSTable->content.pIndex == NULL) {
free(pSTable);
if (super->content.pIndex == NULL) {
tdFreeSchema(super->schema);
tdFreeSchema(super->tagSchema);
tdFreeDataRow(super->tagVal);
free(super);
return -1;
}
} else {
if (pSTable->type != TSDB_SUPER_TABLE) return -1;
if (super->type != TSDB_SUPER_TABLE) return -1;
}
}
STable *pTable = (STable *)malloc(sizeof(STable));
if (pTable == NULL) {
if (newSuper) tsdbFreeTable(pSTable);
STable *table = (STable *)malloc(sizeof(STable));
if (table == NULL) {
if (newSuper) tsdbFreeTable(super);
return -1;
}
pTable->tableId = pCfg->tableId;
pTable->createdTime = pCfg->createdTime;
table->tableId = pCfg->tableId;
if (IS_CREATE_STABLE(pCfg)) { // TSDB_STABLE
pTable->type = TSDB_STABLE;
pTable->stableUid = pCfg->stableUid;
pTable->pTagVal = tdDataRowDup(pCfg->tagValues);
table->type = TSDB_STABLE;
table->superUid = pCfg->superUid;
table->tagVal = tdDataRowDup(pCfg->tagValues);
} else { // TSDB_NTABLE
pTable->type = TSDB_NTABLE;
pTable->stableUid = -1;
pTable->pSchema = tdDupSchema(pCfg->schema);
table->type = TSDB_NTABLE;
table->superUid = -1;
table->schema = tdDupSchema(pCfg->schema);
}
pTable->content.pData = tSkipListCreate(TSDB_SUPER_TABLE_SL_LEVEL, 0, 8, 0, 0, NULL);
table->content.pData = tSkipListCreate(TSDB_SUPER_TABLE_SL_LEVEL, 0, 8, 0, 0, NULL);
if (newSuper) tsdbAddTableToMeta(pMeta, pSTable);
tsdbAddTableToMeta(pMeta, pTable);
if (newSuper) tsdbAddTableToMeta(pMeta, super);
tsdbAddTableToMeta(pMeta, table);
return 0;
}
......@@ -236,9 +238,9 @@ int32_t tsdbInsertRowToTableImpl(SSkipListNode *pNode, STable *pTable) {
static int tsdbFreeTable(STable *pTable) {
// TODO: finish this function
if (pTable->type == TSDB_STABLE) {
tdFreeDataRow(pTable->pTagVal);
tdFreeDataRow(pTable->tagVal);
} else {
tdFreeSchema(pTable->pSchema);
tdFreeSchema(pTable->schema);
}
// Free content
......
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