提交 4afd80c5 编写于 作者: 陶建辉(Jeff)'s avatar 陶建辉(Jeff)

Merge branch 'master' of https://github.com/taosdata/TDengine

......@@ -279,8 +279,9 @@ void tscCreateLocalReducer(tExtMemBuffer **pMemBuffer, int32_t numOfBuffer, tOrd
pRes->pLocalReducer = pReducer;
pRes->numOfGroups = 0;
int16_t prec = pCmd->pMeterMeta->precision;
int64_t stime = (pCmd->stime < pCmd->etime) ? pCmd->stime : pCmd->etime;
int64_t revisedSTime = taosGetIntervalStartTimestamp(stime, pCmd->nAggTimeInterval, pCmd->intervalTimeUnit);
int64_t revisedSTime = taosGetIntervalStartTimestamp(stime, pCmd->nAggTimeInterval, pCmd->intervalTimeUnit, prec);
SInterpolationInfo *pInterpoInfo = &pReducer->interpolationInfo;
taosInitInterpoInfo(pInterpoInfo, pCmd->order.order, revisedSTime, pCmd->groupbyExpr.numOfGroupbyCols,
......@@ -664,12 +665,11 @@ void adjustLoserTreeFromNewData(SLocalReducer *pLocalReducer, SLocalDataSource *
}
}
void savePrevRecordAndSetupInterpoInfo(
SLocalReducer *pLocalReducer, SSqlCmd *pCmd,
SInterpolationInfo
*pInterpoInfo) { // discard following dataset in the same group and reset the interpolation information
void savePrevRecordAndSetupInterpoInfo(SLocalReducer *pLocalReducer, SSqlCmd *pCmd, SInterpolationInfo *pInterpoInfo) {
// discard following dataset in the same group and reset the interpolation information
int16_t prec = pCmd->pMeterMeta->precision;
int64_t stime = (pCmd->stime < pCmd->etime) ? pCmd->stime : pCmd->etime;
int64_t revisedSTime = taosGetIntervalStartTimestamp(stime, pCmd->nAggTimeInterval, pCmd->intervalTimeUnit);
int64_t revisedSTime = taosGetIntervalStartTimestamp(stime, pCmd->nAggTimeInterval, pCmd->intervalTimeUnit, prec);
taosInitInterpoInfo(pInterpoInfo, pCmd->order.order, revisedSTime, pCmd->groupbyExpr.numOfGroupbyCols,
pLocalReducer->rowSize);
......@@ -811,9 +811,12 @@ static void doInterpolateResult(SSqlObj *pSql, SLocalReducer *pLocalReducer, boo
functions[i] = tscSqlExprGet(pCmd, i)->sqlFuncId;
}
int8_t precision = pCmd->pMeterMeta->precision;
while (1) {
int32_t remains = taosNumOfRemainPoints(pInterpoInfo);
TSKEY etime = taosGetRevisedEndKey(actualETime, pCmd->order.order, pCmd->nAggTimeInterval, pCmd->intervalTimeUnit);
TSKEY etime = taosGetRevisedEndKey(actualETime, pCmd->order.order, pCmd->nAggTimeInterval, pCmd->intervalTimeUnit,
precision);
int32_t nrows = taosGetNumOfResultWithInterpo(pInterpoInfo, pPrimaryKeys, remains, pCmd->nAggTimeInterval, etime,
pLocalReducer->resColModel->maxCapacity);
......@@ -1115,10 +1118,12 @@ static void resetEnvForNewResultset(SSqlRes *pRes, SSqlCmd *pCmd, SLocalReducer
pRes->numOfTotal = 0;
pCmd->limit.offset = pLocalReducer->offset;
int16_t precision = pCmd->pMeterMeta->precision;
if (pCmd->interpoType != TSDB_INTERPO_NONE) {
/* for group result interpolation, do not return if not data is generated */
int64_t stime = (pCmd->stime < pCmd->etime) ? pCmd->stime : pCmd->etime;
int64_t newTime = taosGetIntervalStartTimestamp(stime, pCmd->nAggTimeInterval, pCmd->intervalTimeUnit);
int64_t newTime = taosGetIntervalStartTimestamp(stime, pCmd->nAggTimeInterval, pCmd->intervalTimeUnit, precision);
taosInitInterpoInfo(&pLocalReducer->interpolationInfo, pCmd->order.order, newTime,
pCmd->groupbyExpr.numOfGroupbyCols, pLocalReducer->rowSize);
......@@ -1135,6 +1140,7 @@ static bool doInterpolationForCurrentGroup(SSqlObj *pSql) {
SLocalReducer * pLocalReducer = pRes->pLocalReducer;
SInterpolationInfo *pInterpoInfo = &pLocalReducer->interpolationInfo;
int8_t p = pCmd->pMeterMeta->precision;
if (taosHasRemainsDataForInterpolation(pInterpoInfo)) {
assert(pCmd->interpoType != TSDB_INTERPO_NONE);
......@@ -1143,7 +1149,7 @@ static bool doInterpolationForCurrentGroup(SSqlObj *pSql) {
int64_t etime = *(int64_t *)(pFinalDataBuf->data + TSDB_KEYSIZE * (pInterpoInfo->numOfRawDataInRows - 1));
int32_t remain = taosNumOfRemainPoints(pInterpoInfo);
TSKEY ekey = taosGetRevisedEndKey(etime, pCmd->order.order, pCmd->nAggTimeInterval, pCmd->intervalTimeUnit);
TSKEY ekey = taosGetRevisedEndKey(etime, pCmd->order.order, pCmd->nAggTimeInterval, pCmd->intervalTimeUnit, p);
int32_t rows = taosGetNumOfResultWithInterpo(pInterpoInfo, (TSKEY *)pLocalReducer->pBufForInterpo, remain,
pCmd->nAggTimeInterval, ekey, pLocalReducer->resColModel->maxCapacity);
if (rows > 0) { // do interpo
......@@ -1164,6 +1170,7 @@ static bool doHandleLastRemainData(SSqlObj *pSql) {
SInterpolationInfo *pInterpoInfo = &pLocalReducer->interpolationInfo;
bool prevGroupCompleted = (!pLocalReducer->discard) && pLocalReducer->hasUnprocessedRow;
int8_t precision = pCmd->pMeterMeta->precision;
if ((isAllSourcesCompleted(pLocalReducer) && !pLocalReducer->hasPrevRow) || pLocalReducer->pLocalDataSrc[0] == NULL ||
prevGroupCompleted) {
......@@ -1171,7 +1178,7 @@ static bool doHandleLastRemainData(SSqlObj *pSql) {
if (pCmd->interpoType != TSDB_INTERPO_NONE) {
int64_t etime = (pCmd->stime < pCmd->etime) ? pCmd->etime : pCmd->stime;
etime = taosGetRevisedEndKey(etime, pCmd->order.order, pCmd->nAggTimeInterval, pCmd->intervalTimeUnit);
etime = taosGetRevisedEndKey(etime, pCmd->order.order, pCmd->nAggTimeInterval, pCmd->intervalTimeUnit, precision);
int32_t rows = taosGetNumOfResultWithInterpo(pInterpoInfo, NULL, 0, pCmd->nAggTimeInterval, etime,
pLocalReducer->resColModel->maxCapacity);
if (rows > 0) { // do interpo
......
......@@ -40,14 +40,14 @@ typedef struct SPoint {
typedef void (*__interpo_callback_fn_t)(void *param);
int64_t taosGetIntervalStartTimestamp(int64_t startTime, int64_t timeRange, char intervalTimeUnit);
int64_t taosGetIntervalStartTimestamp(int64_t startTime, int64_t timeRange, char intervalTimeUnit, int16_t precision);
void taosInitInterpoInfo(SInterpolationInfo *pInterpoInfo, int32_t order, int64_t startTimeStamp, int32_t numOfTags,
int32_t rowSize);
void taosInterpoSetStartInfo(SInterpolationInfo *pInterpoInfo, int32_t numOfRawDataInRows, int32_t type);
TSKEY taosGetRevisedEndKey(TSKEY ekey, int32_t order, int32_t timeInterval, int8_t intervalTimeUnit);
TSKEY taosGetRevisedEndKey(TSKEY ekey, int32_t order, int32_t timeInterval, int8_t intervalTimeUnit, int8_t precision);
/**
*
......
......@@ -60,8 +60,13 @@
#define __sync_val_compare_and_swap_64 __sync_val_compare_and_swap
#define __sync_val_compare_and_swap_32 __sync_val_compare_and_swap
#define __sync_add_and_fetch_64 __sync_add_and_fetch
#define __sync_add_and_fetch_32 __sync_add_and_fetch
#define __sync_sub_and_fetch_64 __sync_sub_and_fetch
#define __sync_sub_and_fetch_32 __sync_sub_and_fetch
int32_t __sync_val_load_32(int32_t *ptr);
void __sync_val_restore_32(int32_t *ptr, int32_t newval);
......
......@@ -278,14 +278,14 @@ typedef struct {
TSKEY ekey;
int64_t nAggTimeInterval;
char intervalTimeUnit; // interval data type, used for daytime revise
int16_t numOfOutputCols;
int16_t interpoType;
int16_t checkBufferInLoop; // check if the buffer is full during scan each block
SLimitVal limit;
int32_t rowSize;
int32_t dataRowSize; // row size of each loaded data from disk, the value is
char precision;
int16_t numOfOutputCols;
int16_t interpoType;
int16_t checkBufferInLoop; // check if the buffer is full during scan each block
SLimitVal limit;
int32_t rowSize;
int32_t dataRowSize; // row size of each loaded data from disk, the value is
// used for prepare buffer
SSqlGroupbyExpr * pGroupbyExpr;
SSqlFunctionExpr *pSelectExpr;
......
......@@ -810,14 +810,14 @@ SCacheBlock *getCacheDataBlock(SMeterObj *pMeterObj, SQuery *pQuery, int32_t slo
SCacheBlock *pBlock = pCacheInfo->cacheBlocks[slot];
if (pBlock == NULL) {
dError("QInfo:%p NULL Block In Cache, available block:%d, last block:%d, accessed null block:%d, pBlockId:%d",
GET_QINFO_ADDR(pQuery), pCacheInfo->numOfBlocks, pCacheInfo->currentSlot, slot, pQuery->blockId);
GET_QINFO_ADDR(pQuery), pCacheInfo->numOfBlocks, pCacheInfo->currentSlot, slot, pQuery->blockId);
return NULL;
}
if (pMeterObj != pBlock->pMeterObj || pBlock->blockId > pQuery->blockId || pBlock->numOfPoints <= 0) {
dWarn("QInfo:%p vid:%d sid:%d id:%s, cache block is overwritten, slot:%d blockId:%d qBlockId:%d",
GET_QINFO_ADDR(pQuery), pMeterObj->vnode, pMeterObj->sid, pMeterObj->meterId, pQuery->slot, pBlock->blockId,
pQuery->blockId);
if (pMeterObj != pBlock->pMeterObj || pBlock->blockId > pQuery->blockId) {
dWarn("QInfo:%p vid:%d sid:%d id:%s, cache block is overwritten, slot:%d blockId:%d qBlockId:%d, meterObj:%p, blockMeterObj:%p",
GET_QINFO_ADDR(pQuery), pMeterObj->vnode, pMeterObj->sid, pMeterObj->meterId, pQuery->slot, pBlock->blockId,
pQuery->blockId, pMeterObj, pBlock->pMeterObj);
return NULL;
}
......@@ -1105,7 +1105,8 @@ static int32_t applyAllFunctions(SQueryRuntimeEnv *pRuntimeEnv, int32_t forwardS
TSKEY ts = QUERY_IS_ASC_QUERY(pQuery) ? pQuery->skey : pQuery->ekey;
int64_t alignedTimestamp = taosGetIntervalStartTimestamp(ts, pQuery->nAggTimeInterval, pQuery->intervalTimeUnit);
int64_t alignedTimestamp = taosGetIntervalStartTimestamp(ts, pQuery->nAggTimeInterval, pQuery->intervalTimeUnit,
pQuery->precision);
setExecParams(pQuery, &pCtx[k], alignedTimestamp, dataBlock, (char *)primaryKeyCol, forwardStep, functionId,
tpField, hasNull, pRuntimeEnv->blockStatus, &sas, pRuntimeEnv->scanFlag);
......@@ -1190,7 +1191,8 @@ static int32_t applyAllFunctions_Filter(SQueryRuntimeEnv *pRuntimeEnv, int32_t *
char *dataBlock = getDataBlocks(pRuntimeEnv, data, &sasArray[k], k, isDiskFileBlock);
TSKEY ts = QUERY_IS_ASC_QUERY(pQuery) ? pQuery->skey : pQuery->ekey;
int64_t alignedTimestamp = taosGetIntervalStartTimestamp(ts, pQuery->nAggTimeInterval, pQuery->intervalTimeUnit);
int64_t alignedTimestamp = taosGetIntervalStartTimestamp(ts, pQuery->nAggTimeInterval, pQuery->intervalTimeUnit,
pQuery->precision);
setExecParams(pQuery, &pCtx[k], alignedTimestamp, dataBlock, (char *)primaryKeyCol, (*forwardStep), functionId,
pFields, hasNull, pRuntimeEnv->blockStatus, &sasArray[k], pRuntimeEnv->scanFlag);
......@@ -2096,7 +2098,8 @@ static void doGetAlignedIntervalQueryRangeImpl(SQuery *pQuery, int64_t qualified
return;
}
*skey = taosGetIntervalStartTimestamp(qualifiedKey, pQuery->nAggTimeInterval, pQuery->intervalTimeUnit);
*skey = taosGetIntervalStartTimestamp(qualifiedKey, pQuery->nAggTimeInterval, pQuery->intervalTimeUnit,
pQuery->precision);
int64_t endKey = *skey + pQuery->nAggTimeInterval - 1;
if (*skey < keyFirst) {
......@@ -3276,7 +3279,8 @@ int32_t vnodeQuerySingleMeterPrepare(SQInfo *pQInfo, SMeterObj *pMeterObj, SMete
return TSDB_CODE_SUCCESS;
}
int64_t rs = taosGetIntervalStartTimestamp(pSupporter->rawSKey, pQuery->nAggTimeInterval, pQuery->intervalTimeUnit);
int64_t rs = taosGetIntervalStartTimestamp(pSupporter->rawSKey, pQuery->nAggTimeInterval, pQuery->intervalTimeUnit,
pQuery->precision);
taosInitInterpoInfo(&pSupporter->runtimeEnv.interpoInfo, pQuery->order.order, rs, 0, 0);
allocMemForInterpo(pSupporter, pQuery, pMeterObj);
......@@ -3431,8 +3435,8 @@ int32_t vnodeMultiMeterQueryPrepare(SQInfo *pQInfo, SQuery *pQuery) {
pQuery->interpoType = TSDB_INTERPO_NONE;
}
TSKEY revisedStime =
taosGetIntervalStartTimestamp(pSupporter->rawSKey, pQuery->nAggTimeInterval, pQuery->intervalTimeUnit);
TSKEY revisedStime = taosGetIntervalStartTimestamp(pSupporter->rawSKey, pQuery->nAggTimeInterval,
pQuery->intervalTimeUnit, pQuery->precision);
taosInitInterpoInfo(&pSupporter->runtimeEnv.interpoInfo, pQuery->order.order, revisedStime, 0, 0);
return TSDB_CODE_SUCCESS;
......@@ -6117,7 +6121,7 @@ bool vnodeHasRemainResults(void *handle) {
if (Q_STATUS_EQUAL(pQuery->over, QUERY_COMPLETED | QUERY_NO_DATA_TO_CHECK)) {
/* query has completed */
TSKEY ekey = taosGetRevisedEndKey(pSupporter->rawEKey, pQuery->order.order, pQuery->nAggTimeInterval,
pQuery->intervalTimeUnit);
pQuery->intervalTimeUnit, pQuery->precision);
int32_t numOfTotal = taosGetNumOfResultWithInterpo(pInterpoInfo, (TSKEY *)pRuntimeEnv->pInterpoBuf[0]->data,
remain, pQuery->nAggTimeInterval, ekey, pQuery->pointsToRead);
return numOfTotal > 0;
......@@ -6201,7 +6205,7 @@ int32_t vnodeQueryResultInterpolate(SQInfo *pQInfo, tFilePage **pDst, tFilePage
numOfRows = taosNumOfRemainPoints(&pRuntimeEnv->interpoInfo);
TSKEY ekey = taosGetRevisedEndKey(pSupporter->rawEKey, pQuery->order.order, pQuery->nAggTimeInterval,
pQuery->intervalTimeUnit);
pQuery->intervalTimeUnit, pQuery->precision);
int32_t numOfFinalRows =
taosGetNumOfResultWithInterpo(&pRuntimeEnv->interpoInfo, (TSKEY *)pDataSrc[0]->data, numOfRows,
pQuery->nAggTimeInterval, ekey, pQuery->pointsToRead);
......
......@@ -27,6 +27,12 @@
#include "vnodeQueryImpl.h"
#define ALL_CACHE_BLOCKS_CHECKED(q) \
((q)->slot == (q)->currentSlot && QUERY_IS_ASC_QUERY(q) || (q)->slot == (q)->firstSlot && (!QUERY_IS_ASC_QUERY(q)))
#define FORWARD_CACHE_BLOCK_CHECK_SLOT(slot, step, maxblocks) (slot) = ((slot) + (step) + (maxblocks)) % (maxblocks);
static bool doCheckWithPrevQueryRange(SQInfo *pQInfo, TSKEY nextKey, SMeterDataInfo *pMeterInfo) {
SMeterQuerySupportObj *pSupporter = pQInfo->pMeterQuerySupporter;
SQuery * pQuery = &pQInfo->query;
......@@ -49,6 +55,22 @@ static bool doCheckWithPrevQueryRange(SQInfo *pQInfo, TSKEY nextKey, SMeterDataI
return true;
}
/**
* The start position of the first check cache block is located before starting the loop.
* And the start position for next cache blocks needs to be decided before checking each cache block.
*/
static void setStartPositionForCacheBlock(SQuery *pQuery, SCacheBlock *pBlock, bool *firstCheckSlot) {
if (!(*firstCheckSlot)) {
if (QUERY_IS_ASC_QUERY(pQuery)) {
pQuery->pos = 0;
} else {
pQuery->pos = pBlock->numOfPoints - 1;
}
} else {
(*firstCheckSlot) = false;
}
}
static SMeterDataInfo *queryOnMultiDataCache(SQInfo *pQInfo, SMeterDataInfo *pMeterInfo) {
SQuery * pQuery = &pQInfo->query;
SMeterQuerySupportObj *pSupporter = pQInfo->pMeterQuerySupporter;
......@@ -147,24 +169,39 @@ static SMeterDataInfo *queryOnMultiDataCache(SQInfo *pQInfo, SMeterDataInfo *pMe
continue;
}
bool firstCheckSlot = true;
SCacheInfo *pCacheInfo = (SCacheInfo *)pMeterObj->pCache;
for (int32_t i = 0; i < pCacheInfo->maxBlocks; ++i) {
pBlock = getCacheDataBlock(pMeterObj, pQuery, pQuery->slot);
// cache block may be flushed to disk, so it is not available, ignore it and try next
if (pBlock == NULL) {
pQuery->slot = (pQuery->slot + step + pCacheInfo->maxBlocks) % pCacheInfo->maxBlocks;
/*
* 1. pBlock == NULL. The cache block may be flushed to disk, so it is not available, skip and try next
*
* 2. pBlock->numOfPoints == 0. There is a empty block, which is caused by allocate-and-write data into cache
* procedure. The block has been allocated but data has not been put into yet. If the block is the last
* block(newly allocated block), abort query. Otherwise, skip it and go on.
*/
if ((pBlock == NULL) || (pBlock->numOfPoints == 0)) {
if (ALL_CACHE_BLOCKS_CHECKED(pQuery)) {
break;
}
FORWARD_CACHE_BLOCK_CHECK_SLOT(pQuery->slot, step, pCacheInfo->maxBlocks);
continue;
}
setStartPositionForCacheBlock(pQuery, pBlock, &firstCheckSlot);
TSKEY *primaryKeys = (TSKEY *)pBlock->offset[0];
// in handling file data block, this query condition is checked during fetching candidate file blocks
// in handling file data block, the timestamp range validation is done during fetching candidate file blocks
if ((primaryKeys[pQuery->pos] > pSupporter->rawEKey && QUERY_IS_ASC_QUERY(pQuery)) ||
(primaryKeys[pQuery->pos] < pSupporter->rawEKey && !QUERY_IS_ASC_QUERY(pQuery))) {
break;
}
/* only record the key on last block */
// only record the key on last block
SET_CACHE_BLOCK_FLAG(pRuntimeEnv->blockStatus);
SBlockInfo binfo = getBlockBasicInfo(pBlock, BLK_CACHE_BLOCK);
......@@ -176,24 +213,11 @@ static SMeterDataInfo *queryOnMultiDataCache(SQInfo *pQInfo, SMeterDataInfo *pMe
queryOnBlock(pSupporter, primaryKeys, pRuntimeEnv->blockStatus, (char *)pBlock, &binfo, &pMeterInfo[k], NULL,
searchFn);
// todo refactor
if ((pQuery->slot == pQuery->currentSlot && QUERY_IS_ASC_QUERY(pQuery)) ||
(pQuery->slot == pQuery->firstSlot && !QUERY_IS_ASC_QUERY(pQuery))) {
if (ALL_CACHE_BLOCKS_CHECKED(pQuery)) {
break;
}
// try next cache block
pQuery->slot = (pQuery->slot + step + pCacheInfo->maxBlocks) % pCacheInfo->maxBlocks;
if (QUERY_IS_ASC_QUERY(pQuery)) {
pQuery->pos = 0;
} else { // backwards traverse encounter the cache invalid, abort scan cache.
SCacheBlock *pNextBlock = getCacheDataBlock(pMeterObj, pQuery, pQuery->slot);
if (pNextBlock == NULL) {
break; // todo fix
} else {
pQuery->pos = pNextBlock->numOfPoints - 1;
}
}
FORWARD_CACHE_BLOCK_CHECK_SLOT(pQuery->slot, step, pCacheInfo->maxBlocks);
}
}
}
......
......@@ -222,6 +222,8 @@ static SQInfo *vnodeAllocateQInfoCommon(SQueryMeterMsg *pQueryMsg, SMeterObj *pM
}
vnodeUpdateFilterColumnIndex(pQuery);
pQuery->precision = vnodeList[pMeterObj->vnode].cfg.precision;
return pQInfo;
_clean_memory:
......
......@@ -614,7 +614,7 @@ static FORCE_INLINE void taosDecRef(SDataNode *pNode) {
}
if (pNode->refCount > 0) {
__sync_add_and_fetch_32(&pNode->refCount, -1);
__sync_sub_and_fetch_32(&pNode->refCount, 1);
pTrace("key:%s is released by app.refcnt:%d", pNode->key, pNode->refCount);
} else {
/*
......
......@@ -25,7 +25,7 @@
#define INTERPOL_IS_ASC_INTERPOL(interp) ((interp)->order == TSQL_SO_ASC)
int64_t taosGetIntervalStartTimestamp(int64_t startTime, int64_t timeRange, char intervalTimeUnit) {
int64_t taosGetIntervalStartTimestamp(int64_t startTime, int64_t timeRange, char intervalTimeUnit, int16_t precision) {
if (timeRange == 0) {
return startTime;
}
......@@ -39,16 +39,17 @@ int64_t taosGetIntervalStartTimestamp(int64_t startTime, int64_t timeRange, char
*
* TODO dynmaically decide the start time of a day
*/
#ifdef _MSC_VER
#if _MSC_VER >= 1900
#if defined(WINDOWS) && _MSC_VER >= 1900
// see https://docs.microsoft.com/en-us/cpp/c-runtime-library/daylight-dstbias-timezone-and-tzname?view=vs-2019
int64_t timezone = _timezone;
int32_t daylight = _daylight;
char** tzname = _tzname;
#endif
#endif
int64_t revStartime = (startTime / timeRange) * timeRange + timezone * MILLISECOND_PER_SECOND;
int64_t t = (precision == TSDB_TIME_PRECISION_MILLI)?MILLISECOND_PER_SECOND:MILLISECOND_PER_SECOND*1000L;
int64_t revStartime = (startTime / timeRange) * timeRange + timezone * t;
int64_t revEndtime = revStartime + timeRange - 1;
if (revEndtime < startTime) {
revStartime += timeRange;
......@@ -85,11 +86,11 @@ void taosInterpoSetStartInfo(SInterpolationInfo* pInterpoInfo, int32_t numOfRawD
pInterpoInfo->numOfRawDataInRows = numOfRawDataInRows;
}
TSKEY taosGetRevisedEndKey(TSKEY ekey, int32_t order, int32_t timeInterval, int8_t intervalTimeUnit) {
TSKEY taosGetRevisedEndKey(TSKEY ekey, int32_t order, int32_t timeInterval, int8_t intervalTimeUnit, int8_t precision) {
if (order == TSQL_SO_ASC) {
return ekey;
} else {
return taosGetIntervalStartTimestamp(ekey, timeInterval, intervalTimeUnit);
return taosGetIntervalStartTimestamp(ekey, timeInterval, intervalTimeUnit, precision);
}
}
......
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