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feat: sql command 'show tags from table_name'

This commit is contained in:
Xiaoyu Wang 2022-07-19 18:51:06 +08:00
parent 1ad25d9e98
commit 6d5d6746f2
4 changed files with 10 additions and 2 deletions
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2
source/libs/function/src/builtins.c
View File

@ -1034,7 +1034,7 @@ static int32_t translateHistogramImpl(SFunctionNode* pFunc, char* pErrBuf, int32
// param1 ~ param3
if (((SExprNode*)nodesListGetNode(pFunc->pParameterList, 1))->resType.type != TSDB_DATA_TYPE_BINARY ||
((SExprNode*)nodesListGetNode(pFunc->pParameterList, 2))->resType.type != TSDB_DATA_TYPE_BINARY ||
((SExprNode*)nodesListGetNode(pFunc->pParameterList, 3))->resType.type != TSDB_DATA_TYPE_BIGINT) {
!IS_INTEGER_TYPE(((SExprNode*)nodesListGetNode(pFunc->pParameterList, 3))->resType.type)) {
return invaildFuncParaTypeErrMsg(pErrBuf, len, pFunc->functionName);
}

3
source/libs/function/src/builtinsimpl.c
View File

@ -2380,7 +2380,8 @@ int32_t percentileFunction(SqlFunctionCtx* pCtx) {
int32_t percentileFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
SVariant* pVal = &pCtx->param[1].param;
double v = (pVal->nType == TSDB_DATA_TYPE_BIGINT) ? pVal->i : pVal->d;
double v =
(IS_SIGNED_NUMERIC_TYPE(pVal->nType) ? pVal->i : (IS_UNSIGNED_NUMERIC_TYPE(pVal->nType) ? pVal->u : pVal->d));
SResultRowEntryInfo* pResInfo = GET_RES_INFO(pCtx);
SPercentileInfo* ppInfo = (SPercentileInfo*)GET_ROWCELL_INTERBUF(pResInfo);

3
source/libs/parser/src/parTranslater.c
View File

@ -936,6 +936,9 @@ static EDealRes translateValueImpl(STranslateContext* pCxt, SValueNode* pVal, SD
pVal->node.resType = targetDt;
pVal->node.resType.scale = pVal->unit;
pVal->translate = true;
if (!strict && TSDB_DATA_TYPE_UBIGINT == pVal->node.resType.type && pVal->datum.u <= INT64_MAX) {
pVal->node.resType.type = TSDB_DATA_TYPE_BIGINT;
}
return res;
}

4
source/libs/scalar/src/filter.c
View File

@ -3682,6 +3682,10 @@ EDealRes fltReviseRewriter(SNode** pNode, void* pContext) {
if (OP_TYPE_IN != node->opType) {
SColumnNode *refNode = (SColumnNode *)node->pLeft;
SValueNode *valueNode = (SValueNode *)node->pRight;
if (FILTER_GET_FLAG(stat->info->options, FLT_OPTION_TIMESTAMP)
&& TSDB_DATA_TYPE_UBIGINT == valueNode->node.resType.type && valueNode->datum.u <= INT64_MAX) {
valueNode->node.resType.type = TSDB_DATA_TYPE_BIGINT;
}
int32_t type = vectorGetConvertType(refNode->node.resType.type, valueNode->node.resType.type);
if (0 != type && type != refNode->node.resType.type) {
stat->scalarMode = true;