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Star 22016
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未验证 提交 ac319773 编写于 作者: H haojun Liao 提交者： GitHub
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Merge pull request #4712 from taosdata/feature/query 

Feature/query
上级 6d04a266 04e5bb2c
隐藏空白更改
内联 并排
Showing with 124 addition and 352 deletion
src/client/inc/tscLocalMerge.h
浏览文件 @ ac319773
......@@ -38,12 +38,6 @@ typedef struct SLocalDataSource {
tFilePage filePage;
} SLocalDataSource;
enum {
TSC_LOCALREDUCE_READY = 0x0,
TSC_LOCALREDUCE_IN_PROGRESS = 0x1,
TSC_LOCALREDUCE_TOBE_FREED = 0x2,
};
typedef struct SLocalReducer {
SLocalDataSource ** pLocalDataSrc;
int32_t numOfBuffer;
......@@ -56,7 +50,6 @@ typedef struct SLocalReducer {
tFilePage * pTempBuffer;
struct SQLFunctionCtx *pCtx;
int32_t rowSize; // size of each intermediate result.
int32_t status; // denote it is in reduce process, in reduce process, it
bool hasPrevRow; // cannot be released
bool hasUnprocessedRow;
tOrderDescriptor * pDesc;
......
src/client/inc/tsclient.h
浏览文件 @ ac319773
......@@ -69,9 +69,10 @@ typedef struct STableMeta {
int16_t sversion;
int16_t tversion;
char sTableId[TSDB_TABLE_FNAME_LEN];
SVgroupInfo vgroupInfo;
int32_t vgId;
SCorVgroupInfo corVgroupInfo;
STableId id;
// union {int64_t stableUid; SSchema* schema;};
SSchema schema[]; // if the table is TSDB_CHILD_TABLE, schema is acquired by super table meta info
} STableMeta;
......@@ -307,6 +308,7 @@ typedef struct STscObj {
SRpcCorEpSet *tscCorMgmtEpSet;
void* pDnodeConn;
pthread_mutex_t mutex;
int32_t numOfObj; // number of sqlObj from this tscObj
} STscObj;
typedef struct SSubqueryState {
......@@ -477,14 +479,14 @@ static FORCE_INLINE void tscGetResultColumnChr(SSqlRes* pRes, SFieldInfo* pField
}
}
extern SCacheObj* tscMetaCache;
extern int tscObjRef;
extern void * tscTmr;
extern void * tscQhandle;
extern int tscKeepConn[];
extern int tscNumOfThreads;
extern int tscRefId;
extern SCacheObj *tscMetaCache;
extern int tscObjRef;
extern void *tscTmr;
extern void *tscQhandle;
extern int tscKeepConn[];
extern int tscRefId;
extern int tscNumOfObj; // number of existed sqlObj in current process.
extern int (*tscBuildMsg[TSDB_SQL_MAX])(SSqlObj *pSql, SSqlInfo *pInfo);
......
src/client/src/tscFunctionImpl.c
浏览文件 @ ac319773
......@@ -2625,7 +2625,6 @@ static bool apercentile_function_setup(SQLFunctionCtx *pCtx) {
char *tmp = (char *)pInfo + sizeof(SAPercentileInfo);
pInfo->pHisto = tHistogramCreateFrom(tmp, MAX_HISTOGRAM_BIN);
printf("%p, %p\n", pInfo->pHisto, pInfo->pHisto->elems);
return true;
}
......
src/client/src/tscLocalMerge.c
浏览文件 @ ac319773
......@@ -93,7 +93,7 @@ static void tscInitSqlContext(SSqlCmd *pCmd, SLocalReducer *pReducer, tOrderDesc
// for top/bottom function, the output of timestamp is the first column
int32_t functionId = pExpr->functionId;
if (functionId == TSDB_FUNC_TOP || functionId == TSDB_FUNC_BOTTOM) {
if (functionId == TSDB_FUNC_TOP || functionId == TSDB_FUNC_BOTTOM || functionId == TSDB_FUNC_DIFF) {
pCtx->ptsOutputBuf = pReducer->pCtx[0].aOutputBuf;
pCtx->param[2].i64Key = pQueryInfo->order.order;
pCtx->param[2].nType = TSDB_DATA_TYPE_BIGINT;
......@@ -493,13 +493,6 @@ void tscDestroyLocalReducer(SSqlObj *pSql) {
// there is no more result, so we release all allocated resource
SLocalReducer *pLocalReducer = (SLocalReducer *)atomic_exchange_ptr(&pRes->pLocalReducer, NULL);
if (pLocalReducer != NULL) {
int32_t status = 0;
while ((status = atomic_val_compare_exchange_32(&pLocalReducer->status, TSC_LOCALREDUCE_READY,
TSC_LOCALREDUCE_TOBE_FREED)) == TSC_LOCALREDUCE_IN_PROGRESS) {
taosMsleep(100);
tscDebug("%p waiting for delete procedure, status: %d", pSql, status);
}
pLocalReducer->pFillInfo = taosDestroyFillInfo(pLocalReducer->pFillInfo);
if (pLocalReducer->pCtx != NULL) {
......@@ -1303,6 +1296,10 @@ void resetOutputBuf(SQueryInfo *pQueryInfo, SLocalReducer *pLocalReducer) {// re
for (int32_t i = 0; i < t; ++i) {
SSqlExpr* pExpr = tscSqlExprGet(pQueryInfo, i);
pLocalReducer->pCtx[i].aOutputBuf = pLocalReducer->pResultBuf->data + pExpr->offset * pLocalReducer->resColModel->capacity;
if (pExpr->functionId == TSDB_FUNC_TOP || pExpr->functionId == TSDB_FUNC_BOTTOM || pExpr->functionId == TSDB_FUNC_DIFF) {
pLocalReducer->pCtx[i].ptsOutputBuf = pLocalReducer->pCtx[0].aOutputBuf;
}
}
memset(pLocalReducer->pResultBuf, 0, pLocalReducer->nResultBufSize + sizeof(tFilePage));
......@@ -1437,24 +1434,13 @@ int32_t tscDoLocalMerge(SSqlObj *pSql) {
SLocalReducer *pLocalReducer = pRes->pLocalReducer;
SQueryInfo *pQueryInfo = tscGetQueryInfoDetail(pCmd, pCmd->clauseIndex);
// set the data merge in progress
int32_t prevStatus =
atomic_val_compare_exchange_32(&pLocalReducer->status, TSC_LOCALREDUCE_READY, TSC_LOCALREDUCE_IN_PROGRESS);
if (prevStatus != TSC_LOCALREDUCE_READY) {
assert(prevStatus == TSC_LOCALREDUCE_TOBE_FREED); // it is in tscDestroyLocalReducer function already
return TSDB_CODE_SUCCESS;
}
tFilePage *tmpBuffer = pLocalReducer->pTempBuffer;
tFilePage *tmpBuffer = pLocalReducer->pTempBuffer;
if (doHandleLastRemainData(pSql)) {
pLocalReducer->status = TSC_LOCALREDUCE_READY; // set the flag, taos_free_result can release this result.
return TSDB_CODE_SUCCESS;
}
if (doBuildFilledResultForGroup(pSql)) {
pLocalReducer->status = TSC_LOCALREDUCE_READY; // set the flag, taos_free_result can release this result.
return TSDB_CODE_SUCCESS;
}
......@@ -1510,7 +1496,6 @@ int32_t tscDoLocalMerge(SSqlObj *pSql) {
pLocalReducer->discardData->num = 0;
if (saveGroupResultInfo(pSql)) {
pLocalReducer->status = TSC_LOCALREDUCE_READY;
return TSDB_CODE_SUCCESS;
}
......@@ -1556,7 +1541,6 @@ int32_t tscDoLocalMerge(SSqlObj *pSql) {
// here we do not check the return value
adjustLoserTreeFromNewData(pLocalReducer, pOneDataSrc, pTree);
assert(pLocalReducer->status == TSC_LOCALREDUCE_IN_PROGRESS);
if (pRes->numOfRows == 0) {
handleUnprocessedRow(pCmd, pLocalReducer, tmpBuffer);
......@@ -1567,7 +1551,6 @@ int32_t tscDoLocalMerge(SSqlObj *pSql) {
* If previous group is not skipped, keep it in pRes->numOfGroups
*/
if (notSkipped && saveGroupResultInfo(pSql)) {
pLocalReducer->status = TSC_LOCALREDUCE_READY;
return TSDB_CODE_SUCCESS;
}
......@@ -1587,7 +1570,6 @@ int32_t tscDoLocalMerge(SSqlObj *pSql) {
if (pRes->numOfRows == 0) {
continue;
} else {
pLocalReducer->status = TSC_LOCALREDUCE_READY; // set the flag, taos_free_result can release this result.
return TSDB_CODE_SUCCESS;
}
} else { // result buffer is not full
......@@ -1612,9 +1594,6 @@ int32_t tscDoLocalMerge(SSqlObj *pSql) {
genFinalResults(pSql, pLocalReducer, true);
}
assert(pLocalReducer->status == TSC_LOCALREDUCE_IN_PROGRESS && pRes->row == 0);
pLocalReducer->status = TSC_LOCALREDUCE_READY; // set the flag, taos_free_result can release this result.
return TSDB_CODE_SUCCESS;
}
......
src/client/src/tscParseInsert.c
浏览文件 @ ac319773
......@@ -731,7 +731,7 @@ static int32_t doParseInsertStatement(SSqlCmd* pCmd, char **str, SParsedDataColI
return code;
}
dataBuf->vgId = pTableMeta->vgroupInfo.vgId;
dataBuf->vgId = pTableMeta->vgId;
dataBuf->numOfTables = 1;
*totalNum += numOfRows;
......
src/client/src/tscSQLParser.c
浏览文件 @ ac319773
......@@ -666,6 +666,7 @@ int32_t parseIntervalClause(SSqlObj* pSql, SQueryInfo* pQueryInfo, SQuerySQL* pQ
const char* msg1 = "invalid query expression";
const char* msg2 = "interval cannot be less than 10 ms";
const char* msg3 = "sliding cannot be used without interval";
const char* msg4 = "top/bottom query does not support order by value in interval query";
SSqlCmd* pCmd = &pSql->cmd;
......@@ -712,6 +713,11 @@ int32_t parseIntervalClause(SSqlObj* pSql, SQueryInfo* pQueryInfo, SQuerySQL* pQ
return TSDB_CODE_TSC_INVALID_SQL;
}
int32_t colId = pQueryInfo->order.orderColId;
if (pQueryInfo->interval.interval > 0 && colId != PRIMARYKEY_TIMESTAMP_COL_INDEX) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg4);
}
return TSDB_CODE_SUCCESS;
}
......@@ -4646,7 +4652,7 @@ int32_t parseOrderbyClause(SSqlCmd* pCmd, SQueryInfo* pQueryInfo, SQuerySQL* pQu
if (!(orderByTags || orderByTS) && !isTopBottomQuery(pQueryInfo)) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg3);
} else {
} else { // order by top/bottom result value column is not supported in case of interval query.
assert(!(orderByTags && orderByTS));
}
......@@ -4936,7 +4942,7 @@ int32_t setAlterTableInfo(SSqlObj* pSql, struct SSqlInfo* pInfo) {
}
SUpdateTableTagValMsg* pUpdateMsg = (SUpdateTableTagValMsg*) pCmd->payload;
pUpdateMsg->head.vgId = htonl(pTableMeta->vgroupInfo.vgId);
pUpdateMsg->head.vgId = htonl(pTableMeta->vgId);
pUpdateMsg->tid = htonl(pTableMeta->id.tid);
pUpdateMsg->uid = htobe64(pTableMeta->id.uid);
pUpdateMsg->colId = htons(pTagsSchema->colId);
......
src/client/src/tscSchemaUtil.c
浏览文件 @ ac319773
......@@ -130,13 +130,14 @@ SSchema* tscGetColumnSchemaById(STableMeta* pTableMeta, int16_t colId) {
return NULL;
}
static void tscInitCorVgroupInfo(SCorVgroupInfo *corVgroupInfo, SVgroupInfo *vgroupInfo) {
static void tscInitCorVgroupInfo(SCorVgroupInfo *corVgroupInfo, SVgroupMsg *pVgroupMsg) {
corVgroupInfo->version = 0;
corVgroupInfo->inUse = 0;
corVgroupInfo->numOfEps = vgroupInfo->numOfEps;
for (int32_t i = 0; i < corVgroupInfo->numOfEps; i++) {
corVgroupInfo->epAddr[i].fqdn = strdup(vgroupInfo->epAddr[i].fqdn);
corVgroupInfo->epAddr[i].port = vgroupInfo->epAddr[i].port;
corVgroupInfo->inUse = 0;
corVgroupInfo->numOfEps = pVgroupMsg->numOfEps;
for (int32_t i = 0; i < pVgroupMsg->numOfEps; i++) {
corVgroupInfo->epAddr[i].fqdn = strndup(pVgroupMsg->epAddr[i].fqdn, tListLen(pVgroupMsg->epAddr[0].fqdn));
corVgroupInfo->epAddr[i].port = pVgroupMsg->epAddr[i].port;
}
}
......@@ -145,8 +146,10 @@ STableMeta* tscCreateTableMetaFromMsg(STableMetaMsg* pTableMetaMsg, size_t* size
int32_t schemaSize = (pTableMetaMsg->numOfColumns + pTableMetaMsg->numOfTags) * sizeof(SSchema);
STableMeta* pTableMeta = calloc(1, sizeof(STableMeta) + schemaSize);
pTableMeta->tableType = pTableMetaMsg->tableType;
pTableMeta->vgId = pTableMetaMsg->vgroup.vgId;
pTableMeta->tableInfo = (STableComInfo) {
.numOfTags = pTableMetaMsg->numOfTags,
.precision = pTableMetaMsg->precision,
......@@ -156,18 +159,7 @@ STableMeta* tscCreateTableMetaFromMsg(STableMetaMsg* pTableMetaMsg, size_t* size
pTableMeta->id.tid = pTableMetaMsg->tid;
pTableMeta->id.uid = pTableMetaMsg->uid;
SVgroupInfo* pVgroupInfo = &pTableMeta->vgroupInfo;
pVgroupInfo->numOfEps = pTableMetaMsg->vgroup.numOfEps;
pVgroupInfo->vgId = pTableMetaMsg->vgroup.vgId;
for(int32_t i = 0; i < pVgroupInfo->numOfEps; ++i) {
SEpAddrMsg* pEpMsg = &pTableMetaMsg->vgroup.epAddr[i];
pVgroupInfo->epAddr[i].fqdn = strndup(pEpMsg->fqdn, tListLen(pEpMsg->fqdn));
pVgroupInfo->epAddr[i].port = pEpMsg->port;
}
tscInitCorVgroupInfo(&pTableMeta->corVgroupInfo, pVgroupInfo);
tscInitCorVgroupInfo(&pTableMeta->corVgroupInfo, &pTableMetaMsg->vgroup);
pTableMeta->sversion = pTableMetaMsg->sversion;
pTableMeta->tversion = pTableMetaMsg->tversion;
......
src/client/src/tscServer.c
浏览文件 @ ac319773
......@@ -45,32 +45,30 @@ static int32_t getWaitingTimeInterval(int32_t count) {
return 0;
}
return initial * (2<<(count - 2));
return initial * ((2u)<<(count - 2));
}
static void tscSetDnodeEpSet(SSqlObj* pSql, SVgroupInfo* pVgroupInfo) {
assert(pSql != NULL && pVgroupInfo != NULL && pVgroupInfo->numOfEps > 0);
SRpcEpSet* pEpSet = &pSql->epSet;
static void tscSetDnodeEpSet(SRpcEpSet* pEpSet, SVgroupInfo* pVgroupInfo) {
assert(pEpSet != NULL && pVgroupInfo != NULL && pVgroupInfo->numOfEps > 0);
// Issue the query to one of the vnode among a vgroup randomly.
// change the inUse property would not affect the isUse attribute of STableMeta
pEpSet->inUse = rand() % pVgroupInfo->numOfEps;
// apply the FQDN string length check here
bool hasFqdn = false;
bool existed = false;
pEpSet->numOfEps = pVgroupInfo->numOfEps;
for(int32_t i = 0; i < pVgroupInfo->numOfEps; ++i) {
tstrncpy(pEpSet->fqdn[i], pVgroupInfo->epAddr[i].fqdn, tListLen(pEpSet->fqdn[i]));
pEpSet->port[i] = pVgroupInfo->epAddr[i].port;
if (!hasFqdn) {
hasFqdn = (strlen(pEpSet->fqdn[i]) > 0);
int32_t len = (int32_t) strnlen(pVgroupInfo->epAddr[i].fqdn, TSDB_FQDN_LEN);
if (len > 0) {
tstrncpy(pEpSet->fqdn[i], pVgroupInfo->epAddr[i].fqdn, tListLen(pEpSet->fqdn[i]));
existed = true;
}
}
assert(hasFqdn);
assert(existed);
}
static void tscDumpMgmtEpSet(SSqlObj *pSql) {
......@@ -102,7 +100,8 @@ void tscUpdateMgmtEpSet(SSqlObj *pSql, SRpcEpSet *pEpSet) {
pCorEpSet->epSet = *pEpSet;
taosCorEndWrite(&pCorEpSet->version);
}
static void tscDumpEpSetFromVgroupInfo(SCorVgroupInfo *pVgroupInfo, SRpcEpSet *pEpSet) {
static void tscDumpEpSetFromVgroupInfo(SRpcEpSet *pEpSet, SCorVgroupInfo *pVgroupInfo) {
if (pVgroupInfo == NULL) { return;}
taosCorBeginRead(&pVgroupInfo->version);
int8_t inUse = pVgroupInfo->inUse;
......@@ -515,8 +514,8 @@ int tscBuildFetchMsg(SSqlObj *pSql, SSqlInfo *pInfo) {
}
} else {
STableMeta* pTableMeta = pTableMetaInfo->pTableMeta;
pRetrieveMsg->header.vgId = htonl(pTableMeta->vgroupInfo.vgId);
tscDebug("%p build fetch msg from only one vgroup, vgId:%d", pSql, pTableMeta->vgroupInfo.vgId);
pRetrieveMsg->header.vgId = htonl(pTableMeta->vgId);
tscDebug("%p build fetch msg from only one vgroup, vgId:%d", pSql, pTableMeta->vgId);
}
pSql->cmd.payloadLen = sizeof(SRetrieveTableMsg);
......@@ -535,7 +534,6 @@ int tscBuildSubmitMsg(SSqlObj *pSql, SSqlInfo *pInfo) {
// NOTE: shell message size should not include SMsgDesc
int32_t size = pSql->cmd.payloadLen - sizeof(SMsgDesc);
int32_t vgId = pTableMeta->vgroupInfo.vgId;
SMsgDesc* pMsgDesc = (SMsgDesc*) pMsg;
pMsgDesc->numOfVnodes = htonl(1); // always one vnode
......@@ -543,7 +541,7 @@ int tscBuildSubmitMsg(SSqlObj *pSql, SSqlInfo *pInfo) {
pMsg += sizeof(SMsgDesc);
SSubmitMsg *pShellMsg = (SSubmitMsg *)pMsg;
pShellMsg->header.vgId = htonl(vgId);
pShellMsg->header.vgId = htonl(pTableMeta->vgId);
pShellMsg->header.contLen = htonl(size); // the length not includes the size of SMsgDesc
pShellMsg->length = pShellMsg->header.contLen;
......@@ -551,9 +549,9 @@ int tscBuildSubmitMsg(SSqlObj *pSql, SSqlInfo *pInfo) {
// pSql->cmd.payloadLen is set during copying data into payload
pSql->cmd.msgType = TSDB_MSG_TYPE_SUBMIT;
tscDumpEpSetFromVgroupInfo(&pTableMeta->corVgroupInfo, &pSql->epSet);
tscDumpEpSetFromVgroupInfo(&pSql->epSet, &pTableMeta->corVgroupInfo);
tscDebug("%p build submit msg, vgId:%d numOfTables:%d numberOfEP:%d", pSql, vgId, pSql->cmd.numOfTablesInSubmit,
tscDebug("%p build submit msg, vgId:%d numOfTables:%d numberOfEP:%d", pSql, pTableMeta->vgId, pSql->cmd.numOfTablesInSubmit,
pSql->epSet.numOfEps);
return TSDB_CODE_SUCCESS;
}
......@@ -597,24 +595,28 @@ static char *doSerializeTableInfo(SQueryTableMsg* pQueryMsg, SSqlObj *pSql, char
STableMeta * pTableMeta = pTableMetaInfo->pTableMeta;
if (UTIL_TABLE_IS_NORMAL_TABLE(pTableMetaInfo) || pTableMetaInfo->pVgroupTables == NULL) {
SVgroupInfo* pVgroupInfo = NULL;
int32_t vgId = -1;
if (UTIL_TABLE_IS_SUPER_TABLE(pTableMetaInfo)) {
int32_t index = pTableMetaInfo->vgroupIndex;
assert(index >= 0);
SVgroupInfo* pVgroupInfo = NULL;
if (pTableMetaInfo->vgroupList->numOfVgroups > 0) {
assert(index < pTableMetaInfo->vgroupList->numOfVgroups);
pVgroupInfo = &pTableMetaInfo->vgroupList->vgroups[index];
}
vgId = pVgroupInfo->vgId;
tscSetDnodeEpSet(&pSql->epSet, pVgroupInfo);
tscDebug("%p query on stable, vgIndex:%d, numOfVgroups:%d", pSql, index, pTableMetaInfo->vgroupList->numOfVgroups);
} else {
pVgroupInfo = &pTableMeta->vgroupInfo;
vgId = pTableMeta->vgId;
tscDumpEpSetFromVgroupInfo(&pSql->epSet, &pTableMeta->corVgroupInfo);
}
assert(pVgroupInfo != NULL);
pSql->epSet.inUse = rand()%pSql->epSet.numOfEps;
tscSetDnodeEpSet(pSql, pVgroupInfo);
pQueryMsg->head.vgId = htonl(pVgroupInfo->vgId);
pQueryMsg->head.vgId = htonl(vgId);
STableIdInfo *pTableIdInfo = (STableIdInfo *)pMsg;
pTableIdInfo->tid = htonl(pTableMeta->id.tid);
......@@ -633,7 +635,7 @@ static char *doSerializeTableInfo(SQueryTableMsg* pQueryMsg, SSqlObj *pSql, char
SVgroupTableInfo* pTableIdList = taosArrayGet(pTableMetaInfo->pVgroupTables, index);
// set the vgroup info
tscSetDnodeEpSet(pSql, &pTableIdList->vgInfo);
tscSetDnodeEpSet(&pSql->epSet, &pTableIdList->vgInfo);
pQueryMsg->head.vgId = htonl(pTableIdList->vgInfo.vgId);
int32_t numOfTables = (int32_t)taosArrayGetSize(pTableIdList->itemList);
......@@ -1448,48 +1450,11 @@ int tscBuildUpdateTagMsg(SSqlObj* pSql, SSqlInfo *pInfo) {
SQueryInfo * pQueryInfo = tscGetQueryInfoDetail(pCmd, 0);
STableMetaInfo *pTableMetaInfo = tscGetMetaInfo(pQueryInfo, 0);
tscDumpEpSetFromVgroupInfo(&pTableMetaInfo->pTableMeta->corVgroupInfo, &pSql->epSet);
tscDumpEpSetFromVgroupInfo(&pSql->epSet, &pTableMetaInfo->pTableMeta->corVgroupInfo);
return TSDB_CODE_SUCCESS;
}
//int tscBuildCancelQueryMsg(SSqlObj *pSql, SSqlInfo *pInfo) {
// SCancelQueryMsg *pCancelMsg = (SCancelQueryMsg*) pSql->cmd.payload;
// pCancelMsg->qhandle = htobe64(pSql->res.qhandle);
//
// SQueryInfo *pQueryInfo = tscGetQueryInfoDetail(&pSql->cmd, pSql->cmd.clauseIndex);
// STableMetaInfo* pTableMetaInfo = tscGetMetaInfo(pQueryInfo, 0);
//
// if (UTIL_TABLE_IS_SUPER_TABLE(pTableMetaInfo)) {
// int32_t vgIndex = pTableMetaInfo->vgroupIndex;
// if (pTableMetaInfo->pVgroupTables == NULL) {
// SVgroupsInfo *pVgroupInfo = pTableMetaInfo->vgroupList;
// assert(pVgroupInfo->vgroups[vgIndex].vgId > 0 && vgIndex < pTableMetaInfo->vgroupList->numOfVgroups);
//
// pCancelMsg->header.vgId = htonl(pVgroupInfo->vgroups[vgIndex].vgId);
// tscDebug("%p build cancel query msg from vgId:%d, vgIndex:%d", pSql, pVgroupInfo->vgroups[vgIndex].vgId, vgIndex);
// } else {
// int32_t numOfVgroups = (int32_t)taosArrayGetSize(pTableMetaInfo->pVgroupTables);
// assert(vgIndex >= 0 && vgIndex < numOfVgroups);
//
// SVgroupTableInfo* pTableIdList = taosArrayGet(pTableMetaInfo->pVgroupTables, vgIndex);
//
// pCancelMsg->header.vgId = htonl(pTableIdList->vgInfo.vgId);
// tscDebug("%p build cancel query msg from vgId:%d, vgIndex:%d", pSql, pTableIdList->vgInfo.vgId, vgIndex);
// }
// } else {
// STableMeta* pTableMeta = pTableMetaInfo->pTableMeta;
// pCancelMsg->header.vgId = htonl(pTableMeta->vgroupInfo.vgId);
// tscDebug("%p build cancel query msg from only one vgroup, vgId:%d", pSql, pTableMeta->vgroupInfo.vgId);
// }
//
// pSql->cmd.payloadLen = sizeof(SCancelQueryMsg);
// pSql->cmd.msgType = TSDB_MSG_TYPE_CANCEL_QUERY;
//
// pCancelMsg->header.contLen = htonl(sizeof(SCancelQueryMsg));
// return TSDB_CODE_SUCCESS;
//}
int tscAlterDbMsg(SSqlObj *pSql, SSqlInfo *pInfo) {
SSqlCmd *pCmd = &pSql->cmd;
pCmd->payloadLen = sizeof(SAlterDbMsg);
......
src/client/src/tscSystem.c
浏览文件 @ ac319773
......@@ -31,17 +31,16 @@
#include "tlocale.h"
// global, not configurable
SCacheObj* tscMetaCache;
SCacheObj *tscMetaCache; // table meta cache
SHashObj *tscHashMap; // hash map to keep the global vgroup info
int tscObjRef = -1;
void * tscTmr;
void * tscQhandle;
void * tscCheckDiskUsageTmr;
void *tscTmr;
void *tscQhandle;
void *tscCheckDiskUsageTmr;
int tscRefId = -1;
int tscNumOfThreads;
int tscNumOfObj = 0; // number of sqlObj in current process.
static pthread_once_t tscinit = PTHREAD_ONCE_INIT;
//void tscUpdateEpSet(void *ahandle, SRpcEpSet *pEpSet);
void tscCheckDiskUsage(void *UNUSED_PARAM(para), void* UNUSED_PARAM(param)) {
taosGetDisk();
......@@ -114,7 +113,7 @@ void taos_init_imp(void) {
int queueSize = tsMaxConnections*2;
double factor = (tscEmbedded == 0)? 2.0:4.0;
tscNumOfThreads = (int)(tsNumOfCores * tsNumOfThreadsPerCore / factor);
int32_t tscNumOfThreads = (int)(tsNumOfCores * tsNumOfThreadsPerCore / factor);
if (tscNumOfThreads < 2) {
tscNumOfThreads = 2;
}
......@@ -133,7 +132,8 @@ void taos_init_imp(void) {
int64_t refreshTime = 10; // 10 seconds by default
if (tscMetaCache == NULL) {
tscMetaCache = taosCacheInit(TSDB_DATA_TYPE_BINARY, refreshTime, false, tscFreeTableMetaHelper, "tableMeta");
tscObjRef = taosOpenRef(40960, tscFreeRegisteredSqlObj);
tscObjRef = taosOpenRef(40960, tscFreeRegisteredSqlObj);
tscHashMap = taosHashInit(1024, taosGetDefaultHashFunction(TSDB_DATA_TYPE_INT), true, HASH_ENTRY_LOCK);
}
tscRefId = taosOpenRef(200, tscCloseTscObj);
......
src/client/src/tscUtil.c
浏览文件 @ ac319773
......@@ -458,21 +458,19 @@ void tscFreeRegisteredSqlObj(void *pSql) {
SSqlObj* p = *(SSqlObj**)pSql;
STscObj* pTscObj = p->pTscObj;
assert(p->self != 0);
assert(RID_VALID(p->self));
tscFreeSqlObj(p);
taosReleaseRef(tscRefId, pTscObj->rid);
int32_t num = atomic_sub_fetch_32(&pTscObj->numOfObj, 1);
int32_t total = atomic_sub_fetch_32(&tscNumOfObj, 1);
tscDebug("%p free SqlObj, total in tscObj:%d, total:%d", pSql, num, total);
}
void tscFreeTableMetaHelper(void *pTableMeta) {
STableMeta* p = (STableMeta*) pTableMeta;
int32_t numOfEps = p->vgroupInfo.numOfEps;
assert(numOfEps >= 0 && numOfEps <= TSDB_MAX_REPLICA);
for(int32_t i = 0; i < numOfEps; ++i) {
tfree(p->vgroupInfo.epAddr[i].fqdn);
}
int32_t numOfEps1 = p->corVgroupInfo.numOfEps;
assert(numOfEps1 >= 0 && numOfEps1 <= TSDB_MAX_REPLICA);
......@@ -1912,6 +1910,10 @@ void tscResetForNextRetrieve(SSqlRes* pRes) {
void registerSqlObj(SSqlObj* pSql) {
taosAcquireRef(tscRefId, pSql->pTscObj->rid);
pSql->self = taosAddRef(tscObjRef, pSql);
int32_t num = atomic_add_fetch_32(&pSql->pTscObj->numOfObj, 1);
int32_t total = atomic_add_fetch_32(&tscNumOfObj, 1);
tscDebug("%p new SqlObj from %p, total in tscObj:%d, total:%d", pSql, pSql->pTscObj, num, total);
}
SSqlObj* createSimpleSubObj(SSqlObj* pSql, void (*fp)(), void* param, int32_t cmd) {
......@@ -1941,30 +1943,24 @@ SSqlObj* createSimpleSubObj(SSqlObj* pSql, void (*fp)(), void* param, int32_t cm
return NULL;
}
pNew->fp = fp;
pNew->fp = fp;
pNew->fetchFp = fp;
pNew->param = param;
pNew->param = param;
pNew->sqlstr = NULL;
pNew->maxRetry = TSDB_MAX_REPLICA;
pNew->sqlstr = strdup(pSql->sqlstr);
if (pNew->sqlstr == NULL) {
tscError("%p new subquery failed", pSql);
tscFreeSqlObj(pNew);
return NULL;
}
SQueryInfo* pQueryInfo = tscGetQueryInfoDetailSafely(pCmd, 0);
assert(pSql->cmd.clauseIndex == 0);
STableMetaInfo* pMasterTableMetaInfo = tscGetTableMetaInfoFromCmd(&pSql->cmd, pSql->cmd.clauseIndex, 0);
tscAddTableMetaInfo(pQueryInfo, pMasterTableMetaInfo->name, NULL, NULL, NULL, NULL);
registerSqlObj(pNew);
return pNew;
}
static void doSetSqlExprAndResultFieldInfo(SQueryInfo* pQueryInfo, SQueryInfo* pNewQueryInfo, int64_t uid) {
static void doSetSqlExprAndResultFieldInfo(SQueryInfo* pNewQueryInfo, int64_t uid) {
int32_t numOfOutput = (int32_t)tscSqlExprNumOfExprs(pNewQueryInfo);
if (numOfOutput == 0) {
return;
......@@ -2017,15 +2013,9 @@ SSqlObj* createSubqueryObj(SSqlObj* pSql, int16_t tableIndex, void (*fp)(), void
STableMetaInfo* pTableMetaInfo = tscGetTableMetaInfoFromCmd(pCmd, pCmd->clauseIndex, tableIndex);
pNew->pTscObj = pSql->pTscObj;
pNew->pTscObj = pSql->pTscObj;
pNew->signature = pNew;
pNew->sqlstr = strdup(pSql->sqlstr);
if (pNew->sqlstr == NULL) {
tscError("%p new subquery failed, tableIndex:%d, vgroupIndex:%d", pSql, tableIndex, pTableMetaInfo->vgroupIndex);
terrno = TSDB_CODE_TSC_OUT_OF_MEMORY;
goto _error;
}
pNew->sqlstr = NULL;
SSqlCmd* pnCmd = &pNew->cmd;
memcpy(pnCmd, pCmd, sizeof(SSqlCmd));
......@@ -2113,23 +2103,22 @@ SSqlObj* createSubqueryObj(SSqlObj* pSql, int16_t tableIndex, void (*fp)(), void
goto _error;
}
doSetSqlExprAndResultFieldInfo(pQueryInfo, pNewQueryInfo, uid);
doSetSqlExprAndResultFieldInfo(pNewQueryInfo, uid);
pNew->fp = fp;
pNew->fp = fp;
pNew->fetchFp = fp;
pNew->param = param;
pNew->param = param;
pNew->maxRetry = TSDB_MAX_REPLICA;
char* name = pTableMetaInfo->name;
STableMetaInfo* pFinalInfo = NULL;
if (pPrevSql == NULL) {
STableMeta* pTableMeta = taosCacheAcquireByData(tscMetaCache, pTableMetaInfo->pTableMeta); // get by name may failed due to the cache cleanup
if (pPrevSql == NULL) { // get by name may failed due to the cache cleanup
STableMeta* pTableMeta = taosCacheAcquireByData(tscMetaCache, pTableMetaInfo->pTableMeta);
assert(pTableMeta != NULL);
pFinalInfo = tscAddTableMetaInfo(pNewQueryInfo, name, pTableMeta, pTableMetaInfo->vgroupList,
pTableMetaInfo->tagColList, pTableMetaInfo->pVgroupTables);
pTableMetaInfo->tagColList, pTableMetaInfo->pVgroupTables);
} else { // transfer the ownership of pTableMeta to the newly create sql object.
STableMetaInfo* pPrevInfo = tscGetTableMetaInfoFromCmd(&pPrevSql->cmd, pPrevSql->cmd.clauseIndex, 0);
......
src/query/inc/qUtil.h
浏览文件 @ ac319773
......@@ -34,17 +34,13 @@ int32_t initResultRowInfo(SResultRowInfo* pResultRowInfo, int32_t size, int16_t
void cleanupResultRowInfo(SResultRowInfo* pResultRowInfo);
void resetResultRowInfo(SQueryRuntimeEnv* pRuntimeEnv, SResultRowInfo* pResultRowInfo);
void popFrontResultRow(SQueryRuntimeEnv *pRuntimeEnv, SResultRowInfo *pResultRowInfo, int32_t num);
void clearClosedResultRows(SQueryRuntimeEnv* pRuntimeEnv, SResultRowInfo *pResultRowInfo);
int32_t numOfClosedResultRows(SResultRowInfo* pResultRowInfo);
void closeAllResultRows(SResultRowInfo* pResultRowInfo);
void removeRedundantResultRows(SResultRowInfo *pResultRowInfo, TSKEY lastKey, int32_t order);
int32_t initResultRow(SResultRow *pResultRow);
void closeResultRow(SResultRowInfo* pResultRowInfo, int32_t slot);
bool isResultRowClosed(SResultRowInfo *pResultRowInfo, int32_t slot);
void clearResultRow(SQueryRuntimeEnv* pRuntimeEnv, SResultRow* pResultRow, int16_t type);
void copyResultRow(SQueryRuntimeEnv* pRuntimeEnv, SResultRow* dst, const SResultRow* src, int16_t type);
SResultRowCellInfo* getResultCell(SQueryRuntimeEnv* pRuntimeEnv, const SResultRow* pRow, int32_t index);
......
src/query/src/qExecutor.c
浏览文件 @ ac319773
......@@ -753,11 +753,12 @@ static void doUpdateResultRowIndex(SResultRowInfo*pResultRowInfo, TSKEY lastKey,
}
static void updateResultRowIndex(SResultRowInfo* pResultRowInfo, STableQueryInfo* pTableQueryInfo, bool ascQuery) {
if ((pTableQueryInfo->lastKey >= pTableQueryInfo->win.ekey && ascQuery) || (pTableQueryInfo->lastKey <= pTableQueryInfo->win.ekey && (!ascQuery))) {
if ((pTableQueryInfo->lastKey > pTableQueryInfo->win.ekey && ascQuery) || (pTableQueryInfo->lastKey < pTableQueryInfo->win.ekey && (!ascQuery))) {
closeAllResultRows(pResultRowInfo);
pResultRowInfo->curIndex = pResultRowInfo->size - 1;
} else {
doUpdateResultRowIndex(pResultRowInfo, pTableQueryInfo->lastKey, ascQuery);
int32_t step = ascQuery? 1:-1;
doUpdateResultRowIndex(pResultRowInfo, pTableQueryInfo->lastKey - step, ascQuery);
}
}
......@@ -1198,8 +1199,12 @@ static void blockwiseApplyFunctions(SQueryRuntimeEnv *pRuntimeEnv, SDataStatis *
// prev time window not interpolation yet.
int32_t curIndex = curTimeWindowIndex(pWindowResInfo);
if (prevIndex != -1 && prevIndex < curIndex && pRuntimeEnv->timeWindowInterpo) {
for(int32_t j = prevIndex; j < curIndex; ++j) {
for(int32_t j = prevIndex; j < curIndex; ++j) { // previous time window may be all closed already.
SResultRow *pRes = pWindowResInfo->pResult[j];
if (pRes->closed) {
assert(resultRowInterpolated(pRes, RESULT_ROW_START_INTERP) && resultRowInterpolated(pRes, RESULT_ROW_END_INTERP));
continue;
}
STimeWindow w = pRes->win;
ret = setWindowOutputBufByKey(pRuntimeEnv, pWindowResInfo, &w, masterScan, &pResult, groupId);
......@@ -1600,6 +1605,10 @@ static void rowwiseApplyFunctions(SQueryRuntimeEnv *pRuntimeEnv, SDataStatis *pS
if (prevWindowIndex != -1 && prevWindowIndex < curIndex) {
for (int32_t k = prevWindowIndex; k < curIndex; ++k) {
SResultRow *pRes = pWindowResInfo->pResult[k];
if (pRes->closed) {
assert(resultRowInterpolated(pResult, RESULT_ROW_START_INTERP) && resultRowInterpolated(pResult, RESULT_ROW_END_INTERP));
continue;
}
ret = setWindowOutputBufByKey(pRuntimeEnv, pWindowResInfo, &pRes->win, masterScan, &pResult, groupId);
assert(ret == TSDB_CODE_SUCCESS && !resultRowInterpolated(pResult, RESULT_ROW_END_INTERP));
......@@ -1713,10 +1722,6 @@ static int32_t tableApplyFunctionsOnBlock(SQueryRuntimeEnv *pRuntimeEnv, SDataBl
blockwiseApplyFunctions(pRuntimeEnv, pStatis, pDataBlockInfo, pResultRowInfo, searchFn, pDataBlock);
}
// update the lastkey of current table
TSKEY lastKey = QUERY_IS_ASC_QUERY(pQuery) ? pDataBlockInfo->window.ekey : pDataBlockInfo->window.skey;
pTableQueryInfo->lastKey = lastKey + GET_FORWARD_DIRECTION_FACTOR(pQuery->order.order);
// interval query with limit applied
int32_t numOfRes = 0;
if (QUERY_IS_INTERVAL_QUERY(pQuery) || pRuntimeEnv->groupbyNormalCol) {
......@@ -5181,10 +5186,10 @@ static void sequentialTableProcess(SQInfo *pQInfo) {
scanMultiTableDataBlocks(pQInfo);
pQInfo->groupIndex += 1;
SResultRowInfo *pWindowResInfo = &pRuntimeEnv->windowResInfo;
taosArrayDestroy(s);
// no results generated for current group, continue to try the next group
taosArrayDestroy(s);
SResultRowInfo *pWindowResInfo = &pRuntimeEnv->windowResInfo;
if (pWindowResInfo->size <= 0) {
continue;
}
......@@ -5211,8 +5216,7 @@ static void sequentialTableProcess(SQInfo *pQInfo) {
pQInfo->groupIndex = currentGroupIndex; // restore the group index
assert(pQuery->rec.rows == pWindowResInfo->size);
clearClosedResultRows(pRuntimeEnv, &pRuntimeEnv->windowResInfo);
resetResultRowInfo(pRuntimeEnv, &pRuntimeEnv->windowResInfo);
break;
}
} else if (pRuntimeEnv->queryWindowIdentical && pRuntimeEnv->pTsBuf == NULL && !isTSCompQuery(pQuery)) {
......
src/query/src/qUtil.c
浏览文件 @ ac319773
......@@ -20,18 +20,6 @@
#include "qExecutor.h"
#include "qUtil.h"
static int32_t getResultRowKeyInfo(SResultRow* pResult, int16_t type, char** key, int16_t* bytes) {
if (type == TSDB_DATA_TYPE_BINARY || type == TSDB_DATA_TYPE_NCHAR) {
*key = varDataVal(pResult->key);
*bytes = varDataLen(pResult->key);
} else {
*key = (char*) &pResult->win.skey;
*bytes = tDataTypeDesc[type].nSize;
}
return 0;
}
int32_t getOutputInterResultBufSize(SQuery* pQuery) {
int32_t size = 0;
......@@ -99,73 +87,6 @@ void resetResultRowInfo(SQueryRuntimeEnv *pRuntimeEnv, SResultRowInfo *pResultRo
pResultRowInfo->prevSKey = TSKEY_INITIAL_VAL;
}
void popFrontResultRow(SQueryRuntimeEnv *pRuntimeEnv, SResultRowInfo *pResultRowInfo, int32_t num) {
if (pResultRowInfo == NULL || pResultRowInfo->capacity == 0 || pResultRowInfo->size == 0 || num == 0) {
return;
}
int32_t numOfClosed = numOfClosedResultRows(pResultRowInfo);
assert(num >= 0 && num <= numOfClosed);
int16_t type = pResultRowInfo->type;
int64_t uid = 0;
char *key = NULL;
int16_t bytes = -1;
for (int32_t i = 0; i < num; ++i) {
SResultRow *pResult = pResultRowInfo->pResult[i];
if (pResult->closed) { // remove the window slot from hash table
getResultRowKeyInfo(pResult, type, &key, &bytes);
SET_RES_WINDOW_KEY(pRuntimeEnv->keyBuf, key, bytes, uid);
taosHashRemove(pRuntimeEnv->pResultRowHashTable, (const char *)pRuntimeEnv->keyBuf, GET_RES_WINDOW_KEY_LEN(bytes));
} else {
break;
}
}
int32_t remain = pResultRowInfo->size - num;
// clear all the closed windows from the window list
for (int32_t k = 0; k < remain; ++k) {
copyResultRow(pRuntimeEnv, pResultRowInfo->pResult[k], pResultRowInfo->pResult[num + k], type);
}
// move the unclosed window in the front of the window list
for (int32_t k = remain; k < pResultRowInfo->size; ++k) {
SResultRow *pWindowRes = pResultRowInfo->pResult[k];
clearResultRow(pRuntimeEnv, pWindowRes, pResultRowInfo->type);
}
pResultRowInfo->size = remain;
for (int32_t k = 0; k < pResultRowInfo->size; ++k) {
SResultRow *pResult = pResultRowInfo->pResult[k];
getResultRowKeyInfo(pResult, type, &key, &bytes);
SET_RES_WINDOW_KEY(pRuntimeEnv->keyBuf, key, bytes, uid);
int32_t *p = (int32_t *)taosHashGet(pRuntimeEnv->pResultRowHashTable, (const char *)pRuntimeEnv->keyBuf, GET_RES_WINDOW_KEY_LEN(bytes));
assert(p != NULL);
int32_t v = (*p - num);
assert(v >= 0 && v <= pResultRowInfo->size);
SET_RES_WINDOW_KEY(pRuntimeEnv->keyBuf, key, bytes, uid);
taosHashPut(pRuntimeEnv->pResultRowHashTable, pRuntimeEnv->keyBuf, GET_RES_WINDOW_KEY_LEN(bytes), (char *)&v, sizeof(int32_t));
}
pResultRowInfo->curIndex = -1;
}
void clearClosedResultRows(SQueryRuntimeEnv *pRuntimeEnv, SResultRowInfo *pResultRowInfo) {
if (pResultRowInfo == NULL || pResultRowInfo->capacity == 0 || pResultRowInfo->size == 0) {
return;
}
int32_t numOfClosed = numOfClosedResultRows(pResultRowInfo);
popFrontResultRow(pRuntimeEnv, &pRuntimeEnv->windowResInfo, numOfClosed);
}
int32_t numOfClosedResultRows(SResultRowInfo *pResultRowInfo) {
int32_t i = 0;
while (i < pResultRowInfo->size && pResultRowInfo->pResult[i]->closed) {
......@@ -188,40 +109,6 @@ void closeAllResultRows(SResultRowInfo *pResultRowInfo) {
}
}
/*
* remove the results that are not the FIRST time window that spreads beyond the
* the last qualified time stamp in case of sliding query, which the sliding time is not equalled to the interval time.
* NOTE: remove redundant, only when the result set order equals to traverse order
*/
void removeRedundantResultRows(SResultRowInfo *pResultRowInfo, TSKEY lastKey, int32_t order) {
assert(pResultRowInfo->size >= 0 && pResultRowInfo->capacity >= pResultRowInfo->size);
if (pResultRowInfo->size <= 1) {
return;
}
// get the result order
int32_t resultOrder = (pResultRowInfo->pResult[0]->win.skey < pResultRowInfo->pResult[1]->win.skey)? 1:-1;
if (order != resultOrder) {
return;
}
int32_t i = 0;
if (order == QUERY_ASC_FORWARD_STEP) {
TSKEY ekey = pResultRowInfo->pResult[i]->win.ekey;
while (i < pResultRowInfo->size && (ekey < lastKey)) {
++i;
}
} else if (order == QUERY_DESC_FORWARD_STEP) {
while (i < pResultRowInfo->size && (pResultRowInfo->pResult[i]->win.skey > lastKey)) {
++i;
}
}
if (i < pResultRowInfo->size) {
pResultRowInfo->size = (i + 1);
}
}
bool isResultRowClosed(SResultRowInfo *pResultRowInfo, int32_t slot) {
return (getResultRow(pResultRowInfo, slot)->closed == true);
}
......@@ -262,47 +149,6 @@ void clearResultRow(SQueryRuntimeEnv *pRuntimeEnv, SResultRow *pResultRow, int16
}
}
/**
* The source window result pos attribution of the source window result does not assign to the destination,
* since the attribute of "Pos" is bound to each window result when the window result is created in the
* disk-based result buffer.
*/
void copyResultRow(SQueryRuntimeEnv *pRuntimeEnv, SResultRow *dst, const SResultRow *src, int16_t type) {
dst->numOfRows = src->numOfRows;
if (type == TSDB_DATA_TYPE_BINARY || type == TSDB_DATA_TYPE_NCHAR) {
dst->key = realloc(dst->key, varDataTLen(src->key));
varDataCopy(dst->key, src->key);
} else {
dst->win = src->win;
}
dst->closed = src->closed;
int32_t nOutputCols = pRuntimeEnv->pQuery->numOfOutput;
for (int32_t i = 0; i < nOutputCols; ++i) {
SResultRowCellInfo *pDst = getResultCell(pRuntimeEnv, dst, i);
SResultRowCellInfo *pSrc = getResultCell(pRuntimeEnv, src, i);
// char *buf = pDst->interResultBuf;
memcpy(pDst, pSrc, sizeof(SResultRowCellInfo) + pRuntimeEnv->pCtx[i].interBufBytes);
// pDst->interResultBuf = buf; // restore the allocated buffer
// copy the result info struct
// memcpy(pDst->interResultBuf, pSrc->interResultBuf, pRuntimeEnv->pCtx[i].interBufBytes);
// copy the output buffer data from src to dst, the position info keep unchanged
tFilePage *dstpage = getResBufPage(pRuntimeEnv->pResultBuf, dst->pageId);
char * dstBuf = getPosInResultPage(pRuntimeEnv, i, dst, dstpage);
tFilePage *srcpage = getResBufPage(pRuntimeEnv->pResultBuf, src->pageId);
char * srcBuf = getPosInResultPage(pRuntimeEnv, i, (SResultRow *)src, srcpage);
size_t s = pRuntimeEnv->pQuery->pExpr1[i].bytes;
memcpy(dstBuf, srcBuf, s);
}
}
SResultRowCellInfo* getResultCell(SQueryRuntimeEnv* pRuntimeEnv, const SResultRow* pRow, int32_t index) {
assert(index >= 0 && index < pRuntimeEnv->pQuery->numOfOutput);
return (SResultRowCellInfo*)((char*) pRow->pCellInfo + pRuntimeEnv->rowCellInfoOffset[index]);
......
src/util/inc/hash.h
浏览文件 @ ac319773
......@@ -32,17 +32,18 @@ typedef void (*_hash_free_fn_t)(void *param);
typedef struct SHashNode {
struct SHashNode *next;
uint32_t hashVal; // the hash value of key
uint32_t keyLen; // length of the key
size_t dataLen; // length of data
int8_t count; // reference count
int8_t removed; // flag to indicate removed
uint32_t hashVal; // the hash value of key
uint32_t dataLen; // length of data
uint32_t keyLen; // length of the key
int8_t removed; // flag to indicate removed
int8_t count; // reference count
char data[];
} SHashNode;
#define GET_HASH_NODE_KEY(_n) ((char*)(_n) + sizeof(SHashNode) + (_n)->dataLen)
#define GET_HASH_NODE_DATA(_n) ((char*)(_n) + sizeof(SHashNode))
#define GET_HASH_PNODE(_n) ((char*)(_n) - sizeof(SHashNode));
typedef enum SHashLockTypeE {
HASH_NO_LOCK = 0,
HASH_ENTRY_LOCK = 1,
......@@ -115,7 +116,7 @@ void *taosHashGet(SHashObj *pHashObj, const void *key, size_t keyLen);
* @param dsize
* @return
*/
void* taosHashGetCB(SHashObj *pHashObj, const void *key, size_t keyLen, void (*fp)(void *), void* d, size_t dsize);
void* taosHashGetClone(SHashObj *pHashObj, const void *key, size_t keyLen, void (*fp)(void *), void* d, size_t dsize);
/**
* remove item with the specified key
......
src/util/src/hash.c
浏览文件 @ ac319773
......@@ -271,10 +271,10 @@ int32_t taosHashPut(SHashObj *pHashObj, const void *key, size_t keyLen, void *da
}
void *taosHashGet(SHashObj *pHashObj, const void *key, size_t keyLen) {
return taosHashGetCB(pHashObj, key, keyLen, NULL, NULL, 0);
return taosHashGetClone(pHashObj, key, keyLen, NULL, NULL, 0);
}
void* taosHashGetCB(SHashObj *pHashObj, const void *key, size_t keyLen, void (*fp)(void *), void* d, size_t dsize) {
void* taosHashGetClone(SHashObj *pHashObj, const void *key, size_t keyLen, void (*fp)(void *), void* d, size_t dsize) {
if (pHashObj->size <= 0 || keyLen == 0 || key == NULL) {
return NULL;
}
......@@ -654,7 +654,7 @@ SHashNode *doCreateHashNode(const void *key, size_t keyLen, const void *pData, s
pNewNode->keyLen = (uint32_t)keyLen;
pNewNode->hashVal = hashVal;
pNewNode->dataLen = dsize;
pNewNode->dataLen = (uint32_t) dsize;
pNewNode->count = 1;
memcpy(GET_HASH_NODE_DATA(pNewNode), pData, dsize);
......
src/util/src/tcache.c
浏览文件 @ ac319773
......@@ -278,7 +278,7 @@ void *taosCacheAcquireByKey(SCacheObj *pCacheObj, const void *key, size_t keyLen
}
SCacheDataNode* ptNode = NULL;
taosHashGetCB(pCacheObj->pHashTable, key, keyLen, incRefFn, &ptNode, sizeof(void*));
taosHashGetClone(pCacheObj->pHashTable, key, keyLen, incRefFn, &ptNode, sizeof(void*));
void* pData = (ptNode != NULL)? ptNode->data:NULL;
......
src/vnode/src/vnodeMgmt.c
浏览文件 @ ac319773
......@@ -91,7 +91,7 @@ static void vnodeIncRef(void *ptNode) {
void *vnodeAcquire(int32_t vgId) {
SVnodeObj **ppVnode = NULL;
if (tsVnodesHash != NULL) {
ppVnode = taosHashGetCB(tsVnodesHash, &vgId, sizeof(int32_t), vnodeIncRef, NULL, sizeof(void *));
ppVnode = taosHashGetClone(tsVnodesHash, &vgId, sizeof(int32_t), vnodeIncRef, NULL, sizeof(void *));
}
if (ppVnode == NULL || *ppVnode == NULL) {
......
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