Merge pull request #12033 from taosdata/feature/3.0_glzhao
feat(query): add spread function
This commit is contained in:
Ganlin Zhao
GitHub
commit
77eb69a94f
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@ -40,6 +40,7 @@ typedef enum EFunctionType {
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FUNCTION_TYPE_STDDEV,
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FUNCTION_TYPE_SUM,
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FUNCTION_TYPE_TWA,
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FUNCTION_TYPE_HISTOGRAM,
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// nonstandard SQL function
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FUNCTION_TYPE_BOTTOM = 500,
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@ -68,6 +68,11 @@ bool getTopBotFuncEnv(SFunctionNode* UNUSED_PARAM(pFunc), SFuncExecEnv* pEnv);
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int32_t topFunction(SqlFunctionCtx *pCtx);
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int32_t topBotFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock);
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bool getSpreadFuncEnv(struct SFunctionNode* pFunc, SFuncExecEnv* pEnv);
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bool spreadFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo);
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int32_t spreadFunction(SqlFunctionCtx* pCtx);
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int32_t spreadFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock);
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#ifdef __cplusplus
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}
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#endif
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@ -212,7 +212,16 @@ static int32_t translateBottom(SFunctionNode* pFunc, char* pErrBuf, int32_t len)
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}
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static int32_t translateSpread(SFunctionNode* pFunc, char* pErrBuf, int32_t len) {
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// todo
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if (1 != LIST_LENGTH(pFunc->pParameterList)) {
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return invaildFuncParaNumErrMsg(pErrBuf, len, pFunc->functionName);
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}
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uint8_t paraType = ((SExprNode*)nodesListGetNode(pFunc->pParameterList, 0))->resType.type;
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if (!IS_NUMERIC_TYPE(paraType) && TSDB_DATA_TYPE_TIMESTAMP != paraType) {
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return invaildFuncParaTypeErrMsg(pErrBuf, len, pFunc->functionName);
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}
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pFunc->node.resType = (SDataType) { .bytes = tDataTypes[TSDB_DATA_TYPE_DOUBLE].bytes, .type = TSDB_DATA_TYPE_DOUBLE };
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return TSDB_CODE_SUCCESS;
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}
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@ -431,435 +440,541 @@ static int32_t translateToJson(SFunctionNode* pFunc, char* pErrBuf, int32_t len)
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}
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const SBuiltinFuncDefinition funcMgtBuiltins[] = {
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{.name = "count",
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.type = FUNCTION_TYPE_COUNT,
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.classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SPECIAL_DATA_REQUIRED,
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.translateFunc = translateCount,
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.dataRequiredFunc = countDataRequired,
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.getEnvFunc = getCountFuncEnv,
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.initFunc = functionSetup,
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.processFunc = countFunction,
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.finalizeFunc = functionFinalize},
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{.name = "sum",
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.type = FUNCTION_TYPE_SUM,
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.classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SPECIAL_DATA_REQUIRED,
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.translateFunc = translateSum,
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.dataRequiredFunc = statisDataRequired,
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.getEnvFunc = getSumFuncEnv,
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.initFunc = functionSetup,
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.processFunc = sumFunction,
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.finalizeFunc = functionFinalize},
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{.name = "min",
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.type = FUNCTION_TYPE_MIN,
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.classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SPECIAL_DATA_REQUIRED,
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.translateFunc = translateInOutNum,
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.dataRequiredFunc = statisDataRequired,
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.getEnvFunc = getMinmaxFuncEnv,
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.initFunc = minFunctionSetup,
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.processFunc = minFunction,
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.finalizeFunc = functionFinalize},
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{.name = "max",
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.type = FUNCTION_TYPE_MAX,
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.classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SPECIAL_DATA_REQUIRED,
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.translateFunc = translateInOutNum,
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.dataRequiredFunc = statisDataRequired,
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.getEnvFunc = getMinmaxFuncEnv,
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.initFunc = maxFunctionSetup,
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.processFunc = maxFunction,
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.finalizeFunc = functionFinalize},
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{.name = "stddev",
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.type = FUNCTION_TYPE_STDDEV,
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.classification = FUNC_MGT_AGG_FUNC,
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.translateFunc = translateInNumOutDou,
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.getEnvFunc = getStddevFuncEnv,
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.initFunc = stddevFunctionSetup,
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.processFunc = stddevFunction,
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.finalizeFunc = stddevFinalize},
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{.name = "avg",
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.type = FUNCTION_TYPE_AVG,
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.classification = FUNC_MGT_AGG_FUNC,
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.translateFunc = translateInNumOutDou,
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.getEnvFunc = getAvgFuncEnv,
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.initFunc = avgFunctionSetup,
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.processFunc = avgFunction,
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.finalizeFunc = avgFinalize},
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{.name = "percentile",
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.type = FUNCTION_TYPE_PERCENTILE,
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.classification = FUNC_MGT_AGG_FUNC,
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.translateFunc = translatePercentile,
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.getEnvFunc = getPercentileFuncEnv,
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.initFunc = percentileFunctionSetup,
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.processFunc = percentileFunction,
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.finalizeFunc = percentileFinalize},
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{.name = "apercentile",
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.type = FUNCTION_TYPE_APERCENTILE,
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.classification = FUNC_MGT_AGG_FUNC,
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.translateFunc = translateApercentile,
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.getEnvFunc = getMinmaxFuncEnv,
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.initFunc = maxFunctionSetup,
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.processFunc = maxFunction,
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.finalizeFunc = functionFinalize},
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{
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.name = "top",
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.type = FUNCTION_TYPE_TOP,
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.classification = FUNC_MGT_AGG_FUNC,
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.translateFunc = translateTop,
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.getEnvFunc = getTopBotFuncEnv,
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.initFunc = functionSetup,
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.processFunc = topFunction,
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.finalizeFunc = topBotFinalize,
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},
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{.name = "bottom",
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.type = FUNCTION_TYPE_BOTTOM,
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.classification = FUNC_MGT_AGG_FUNC,
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.translateFunc = translateBottom,
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.getEnvFunc = getMinmaxFuncEnv,
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.initFunc = maxFunctionSetup,
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.processFunc = maxFunction,
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.finalizeFunc = functionFinalize},
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{.name = "spread",
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.type = FUNCTION_TYPE_SPREAD,
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.classification = FUNC_MGT_AGG_FUNC,
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.translateFunc = translateSpread,
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.getEnvFunc = getMinmaxFuncEnv,
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.initFunc = maxFunctionSetup,
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.processFunc = maxFunction,
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.finalizeFunc = functionFinalize},
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{.name = "last_row",
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.type = FUNCTION_TYPE_LAST_ROW,
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.classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_MULTI_RES_FUNC,
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.translateFunc = translateLastRow,
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.getEnvFunc = getMinmaxFuncEnv,
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.initFunc = maxFunctionSetup,
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.processFunc = maxFunction,
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.finalizeFunc = functionFinalize},
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{.name = "first",
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.type = FUNCTION_TYPE_FIRST,
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.classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_MULTI_RES_FUNC,
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.translateFunc = translateFirstLast,
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.getEnvFunc = getFirstLastFuncEnv,
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.initFunc = functionSetup,
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.processFunc = firstFunction,
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.finalizeFunc = functionFinalize},
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{.name = "last",
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.type = FUNCTION_TYPE_LAST,
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.classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_MULTI_RES_FUNC,
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.translateFunc = translateFirstLast,
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.getEnvFunc = getFirstLastFuncEnv,
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.initFunc = functionSetup,
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.processFunc = lastFunction,
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.finalizeFunc = functionFinalize},
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{.name = "diff",
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.type = FUNCTION_TYPE_DIFF,
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.classification = FUNC_MGT_NONSTANDARD_SQL_FUNC,
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.translateFunc = translateInOutNum,
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.getEnvFunc = getDiffFuncEnv,
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.initFunc = diffFunctionSetup,
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.processFunc = diffFunction,
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.finalizeFunc = functionFinalize},
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{.name = "abs",
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.type = FUNCTION_TYPE_ABS,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateInOutNum,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = absFunction,
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.finalizeFunc = NULL},
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{.name = "log",
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.type = FUNCTION_TYPE_LOG,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateIn2NumOutDou,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = logFunction,
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.finalizeFunc = NULL},
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{.name = "pow",
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.type = FUNCTION_TYPE_POW,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateIn2NumOutDou,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = powFunction,
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.finalizeFunc = NULL},
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{.name = "sqrt",
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.type = FUNCTION_TYPE_SQRT,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateInNumOutDou,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = sqrtFunction,
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.finalizeFunc = NULL},
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{.name = "ceil",
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.type = FUNCTION_TYPE_CEIL,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateInOutNum,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = ceilFunction,
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.finalizeFunc = NULL},
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{.name = "floor",
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.type = FUNCTION_TYPE_FLOOR,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateInOutNum,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = floorFunction,
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.finalizeFunc = NULL},
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{.name = "round",
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.type = FUNCTION_TYPE_ROUND,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateInOutNum,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = roundFunction,
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.finalizeFunc = NULL},
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{.name = "sin",
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.type = FUNCTION_TYPE_SIN,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateInNumOutDou,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = sinFunction,
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.finalizeFunc = NULL},
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{.name = "cos",
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.type = FUNCTION_TYPE_COS,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateInNumOutDou,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = cosFunction,
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.finalizeFunc = NULL},
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{.name = "tan",
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.type = FUNCTION_TYPE_TAN,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateInNumOutDou,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = tanFunction,
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.finalizeFunc = NULL},
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{.name = "asin",
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.type = FUNCTION_TYPE_ASIN,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateInNumOutDou,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = asinFunction,
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.finalizeFunc = NULL},
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{.name = "acos",
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.type = FUNCTION_TYPE_ACOS,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateInNumOutDou,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = acosFunction,
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.finalizeFunc = NULL},
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{.name = "atan",
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.type = FUNCTION_TYPE_ATAN,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateInNumOutDou,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = atanFunction,
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.finalizeFunc = NULL},
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{.name = "length",
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.type = FUNCTION_TYPE_LENGTH,
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.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
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.translateFunc = translateLength,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = lengthFunction,
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.finalizeFunc = NULL},
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{.name = "char_length",
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.type = FUNCTION_TYPE_CHAR_LENGTH,
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.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
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.translateFunc = translateLength,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = charLengthFunction,
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.finalizeFunc = NULL},
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{.name = "concat",
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.type = FUNCTION_TYPE_CONCAT,
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.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
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.translateFunc = translateConcat,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = concatFunction,
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.finalizeFunc = NULL},
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{.name = "concat_ws",
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.type = FUNCTION_TYPE_CONCAT_WS,
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.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
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.translateFunc = translateConcatWs,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = concatWsFunction,
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.finalizeFunc = NULL},
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{.name = "lower",
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.type = FUNCTION_TYPE_LOWER,
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.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
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.translateFunc = translateInOutStr,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = lowerFunction,
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.finalizeFunc = NULL},
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{.name = "upper",
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.type = FUNCTION_TYPE_UPPER,
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.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
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.translateFunc = translateInOutStr,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = upperFunction,
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.finalizeFunc = NULL},
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{.name = "ltrim",
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.type = FUNCTION_TYPE_LTRIM,
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.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
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.translateFunc = translateInOutStr,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = ltrimFunction,
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.finalizeFunc = NULL},
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{.name = "rtrim",
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.type = FUNCTION_TYPE_RTRIM,
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.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
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.translateFunc = translateInOutStr,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = rtrimFunction,
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.finalizeFunc = NULL},
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{.name = "substr",
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.type = FUNCTION_TYPE_SUBSTR,
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.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
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.translateFunc = translateSubstr,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = substrFunction,
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.finalizeFunc = NULL},
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{.name = "cast",
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.type = FUNCTION_TYPE_CAST,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateCast,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = castFunction,
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.finalizeFunc = NULL},
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{.name = "to_iso8601",
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.type = FUNCTION_TYPE_TO_ISO8601,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateToIso8601,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = toISO8601Function,
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.finalizeFunc = NULL},
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{.name = "to_unixtimestamp",
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.type = FUNCTION_TYPE_TO_UNIXTIMESTAMP,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateToUnixtimestamp,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = toUnixtimestampFunction,
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.finalizeFunc = NULL},
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{.name = "timetruncate",
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.type = FUNCTION_TYPE_TIMETRUNCATE,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateTimeTruncate,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = timeTruncateFunction,
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.finalizeFunc = NULL},
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{.name = "timediff",
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.type = FUNCTION_TYPE_TIMEDIFF,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateTimeDiff,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = timeDiffFunction,
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.finalizeFunc = NULL},
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{.name = "now",
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.type = FUNCTION_TYPE_NOW,
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.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_DATETIME_FUNC,
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.translateFunc = translateTimePseudoColumn,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = nowFunction,
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.finalizeFunc = NULL},
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{.name = "today",
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.type = FUNCTION_TYPE_TODAY,
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.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_DATETIME_FUNC,
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.translateFunc = translateTimePseudoColumn,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = todayFunction,
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.finalizeFunc = NULL},
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{.name = "timezone",
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.type = FUNCTION_TYPE_TIMEZONE,
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.classification = FUNC_MGT_SCALAR_FUNC,
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.translateFunc = translateTimezone,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = timezoneFunction,
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.finalizeFunc = NULL},
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{.name = "_rowts",
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.type = FUNCTION_TYPE_ROWTS,
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.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC,
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.translateFunc = translateTimePseudoColumn,
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.getEnvFunc = getTimePseudoFuncEnv,
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.initFunc = NULL,
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.sprocessFunc = NULL,
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.finalizeFunc = NULL},
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{.name = "tbname",
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.type = FUNCTION_TYPE_TBNAME,
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.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC | FUNC_MGT_SCAN_PC_FUNC,
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.translateFunc = translateTbnameColumn,
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.getEnvFunc = NULL,
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.initFunc = NULL,
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.sprocessFunc = NULL,
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.finalizeFunc = NULL},
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{.name = "_qstartts",
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.type = FUNCTION_TYPE_QSTARTTS,
|
||||
.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC | FUNC_MGT_WINDOW_PC_FUNC,
|
||||
.translateFunc = translateTimePseudoColumn,
|
||||
.getEnvFunc = getTimePseudoFuncEnv,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = qStartTsFunction,
|
||||
.finalizeFunc = NULL},
|
||||
{.name = "_qendts",
|
||||
.type = FUNCTION_TYPE_QENDTS,
|
||||
.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC | FUNC_MGT_WINDOW_PC_FUNC,
|
||||
.translateFunc = translateTimePseudoColumn,
|
||||
.getEnvFunc = getTimePseudoFuncEnv,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = qEndTsFunction,
|
||||
.finalizeFunc = NULL},
|
||||
{.name = "_wstartts",
|
||||
.type = FUNCTION_TYPE_WSTARTTS,
|
||||
.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC | FUNC_MGT_WINDOW_PC_FUNC,
|
||||
.translateFunc = translateTimePseudoColumn,
|
||||
.getEnvFunc = getTimePseudoFuncEnv,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = winStartTsFunction,
|
||||
.finalizeFunc = NULL},
|
||||
{.name = "_wendts",
|
||||
.type = FUNCTION_TYPE_WENDTS,
|
||||
.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC | FUNC_MGT_WINDOW_PC_FUNC,
|
||||
.translateFunc = translateTimePseudoColumn,
|
||||
.getEnvFunc = getTimePseudoFuncEnv,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = winEndTsFunction,
|
||||
.finalizeFunc = NULL},
|
||||
{.name = "_wduration",
|
||||
.type = FUNCTION_TYPE_WDURATION,
|
||||
.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC | FUNC_MGT_WINDOW_PC_FUNC,
|
||||
.translateFunc = translateWduration,
|
||||
.getEnvFunc = getTimePseudoFuncEnv,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = winDurFunction,
|
||||
.finalizeFunc = NULL},
|
||||
{.name = "to_json",
|
||||
.type = FUNCTION_TYPE_TO_JSON,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateToJson,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = toJsonFunction,
|
||||
.finalizeFunc = NULL}};
|
||||
{
|
||||
.name = "count",
|
||||
.type = FUNCTION_TYPE_COUNT,
|
||||
.classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SPECIAL_DATA_REQUIRED,
|
||||
.translateFunc = translateCount,
|
||||
.dataRequiredFunc = countDataRequired,
|
||||
.getEnvFunc = getCountFuncEnv,
|
||||
.initFunc = functionSetup,
|
||||
.processFunc = countFunction,
|
||||
.finalizeFunc = functionFinalize
|
||||
},
|
||||
{
|
||||
.name = "sum",
|
||||
.type = FUNCTION_TYPE_SUM,
|
||||
.classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SPECIAL_DATA_REQUIRED,
|
||||
.translateFunc = translateSum,
|
||||
.dataRequiredFunc = statisDataRequired,
|
||||
.getEnvFunc = getSumFuncEnv,
|
||||
.initFunc = functionSetup,
|
||||
.processFunc = sumFunction,
|
||||
.finalizeFunc = functionFinalize
|
||||
},
|
||||
{
|
||||
.name = "min",
|
||||
.type = FUNCTION_TYPE_MIN,
|
||||
.classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SPECIAL_DATA_REQUIRED,
|
||||
.translateFunc = translateInOutNum,
|
||||
.dataRequiredFunc = statisDataRequired,
|
||||
.getEnvFunc = getMinmaxFuncEnv,
|
||||
.initFunc = minFunctionSetup,
|
||||
.processFunc = minFunction,
|
||||
.finalizeFunc = functionFinalize
|
||||
},
|
||||
{
|
||||
.name = "max",
|
||||
.type = FUNCTION_TYPE_MAX,
|
||||
.classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SPECIAL_DATA_REQUIRED,
|
||||
.translateFunc = translateInOutNum,
|
||||
.dataRequiredFunc = statisDataRequired,
|
||||
.getEnvFunc = getMinmaxFuncEnv,
|
||||
.initFunc = maxFunctionSetup,
|
||||
.processFunc = maxFunction,
|
||||
.finalizeFunc = functionFinalize
|
||||
},
|
||||
{
|
||||
.name = "stddev",
|
||||
.type = FUNCTION_TYPE_STDDEV,
|
||||
.classification = FUNC_MGT_AGG_FUNC,
|
||||
.translateFunc = translateInNumOutDou,
|
||||
.getEnvFunc = getStddevFuncEnv,
|
||||
.initFunc = stddevFunctionSetup,
|
||||
.processFunc = stddevFunction,
|
||||
.finalizeFunc = stddevFinalize
|
||||
},
|
||||
{
|
||||
.name = "avg",
|
||||
.type = FUNCTION_TYPE_AVG,
|
||||
.classification = FUNC_MGT_AGG_FUNC,
|
||||
.translateFunc = translateInNumOutDou,
|
||||
.getEnvFunc = getAvgFuncEnv,
|
||||
.initFunc = avgFunctionSetup,
|
||||
.processFunc = avgFunction,
|
||||
.finalizeFunc = avgFinalize
|
||||
},
|
||||
{
|
||||
.name = "percentile",
|
||||
.type = FUNCTION_TYPE_PERCENTILE,
|
||||
.classification = FUNC_MGT_AGG_FUNC,
|
||||
.translateFunc = translatePercentile,
|
||||
.getEnvFunc = getPercentileFuncEnv,
|
||||
.initFunc = percentileFunctionSetup,
|
||||
.processFunc = percentileFunction,
|
||||
.finalizeFunc = percentileFinalize
|
||||
},
|
||||
{
|
||||
.name = "apercentile",
|
||||
.type = FUNCTION_TYPE_APERCENTILE,
|
||||
.classification = FUNC_MGT_AGG_FUNC,
|
||||
.translateFunc = translateApercentile,
|
||||
.getEnvFunc = getMinmaxFuncEnv,
|
||||
.initFunc = maxFunctionSetup,
|
||||
.processFunc = maxFunction,
|
||||
.finalizeFunc = functionFinalize
|
||||
},
|
||||
{
|
||||
.name = "top",
|
||||
.type = FUNCTION_TYPE_TOP,
|
||||
.classification = FUNC_MGT_AGG_FUNC,
|
||||
.translateFunc = translateTop,
|
||||
.getEnvFunc = getTopBotFuncEnv,
|
||||
.initFunc = functionSetup,
|
||||
.processFunc = topFunction,
|
||||
.finalizeFunc = topBotFinalize,
|
||||
},
|
||||
{
|
||||
.name = "bottom",
|
||||
.type = FUNCTION_TYPE_BOTTOM,
|
||||
.classification = FUNC_MGT_AGG_FUNC,
|
||||
.translateFunc = translateBottom,
|
||||
.getEnvFunc = getMinmaxFuncEnv,
|
||||
.initFunc = maxFunctionSetup,
|
||||
.processFunc = maxFunction,
|
||||
.finalizeFunc = functionFinalize
|
||||
},
|
||||
{
|
||||
.name = "spread",
|
||||
.type = FUNCTION_TYPE_SPREAD,
|
||||
.classification = FUNC_MGT_AGG_FUNC,
|
||||
.translateFunc = translateSpread,
|
||||
.dataRequiredFunc = statisDataRequired,
|
||||
.getEnvFunc = getSpreadFuncEnv,
|
||||
.initFunc = spreadFunctionSetup,
|
||||
.processFunc = spreadFunction,
|
||||
.finalizeFunc = spreadFinalize
|
||||
},
|
||||
{
|
||||
.name = "last_row",
|
||||
.type = FUNCTION_TYPE_LAST_ROW,
|
||||
.classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_MULTI_RES_FUNC,
|
||||
.translateFunc = translateLastRow,
|
||||
.getEnvFunc = getMinmaxFuncEnv,
|
||||
.initFunc = maxFunctionSetup,
|
||||
.processFunc = maxFunction,
|
||||
.finalizeFunc = functionFinalize
|
||||
},
|
||||
{
|
||||
.name = "first",
|
||||
.type = FUNCTION_TYPE_FIRST,
|
||||
.classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_MULTI_RES_FUNC,
|
||||
.translateFunc = translateFirstLast,
|
||||
.getEnvFunc = getFirstLastFuncEnv,
|
||||
.initFunc = functionSetup,
|
||||
.processFunc = firstFunction,
|
||||
.finalizeFunc = functionFinalize
|
||||
},
|
||||
{
|
||||
.name = "last",
|
||||
.type = FUNCTION_TYPE_LAST,
|
||||
.classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_MULTI_RES_FUNC,
|
||||
.translateFunc = translateFirstLast,
|
||||
.getEnvFunc = getFirstLastFuncEnv,
|
||||
.initFunc = functionSetup,
|
||||
.processFunc = lastFunction,
|
||||
.finalizeFunc = functionFinalize
|
||||
},
|
||||
{
|
||||
.name = "diff",
|
||||
.type = FUNCTION_TYPE_DIFF,
|
||||
.classification = FUNC_MGT_NONSTANDARD_SQL_FUNC,
|
||||
.translateFunc = translateInOutNum,
|
||||
.getEnvFunc = getDiffFuncEnv,
|
||||
.initFunc = diffFunctionSetup,
|
||||
.processFunc = diffFunction,
|
||||
.finalizeFunc = functionFinalize
|
||||
},
|
||||
{
|
||||
.name = "abs",
|
||||
.type = FUNCTION_TYPE_ABS,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateInOutNum,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = absFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "log",
|
||||
.type = FUNCTION_TYPE_LOG,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateIn2NumOutDou,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = logFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "pow",
|
||||
.type = FUNCTION_TYPE_POW,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateIn2NumOutDou,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = powFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "sqrt",
|
||||
.type = FUNCTION_TYPE_SQRT,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateInNumOutDou,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = sqrtFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "ceil",
|
||||
.type = FUNCTION_TYPE_CEIL,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateInOutNum,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = ceilFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "floor",
|
||||
.type = FUNCTION_TYPE_FLOOR,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateInOutNum,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = floorFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "round",
|
||||
.type = FUNCTION_TYPE_ROUND,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateInOutNum,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = roundFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "sin",
|
||||
.type = FUNCTION_TYPE_SIN,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateInNumOutDou,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = sinFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "cos",
|
||||
.type = FUNCTION_TYPE_COS,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateInNumOutDou,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = cosFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "tan",
|
||||
.type = FUNCTION_TYPE_TAN,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateInNumOutDou,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = tanFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "asin",
|
||||
.type = FUNCTION_TYPE_ASIN,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateInNumOutDou,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = asinFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "acos",
|
||||
.type = FUNCTION_TYPE_ACOS,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateInNumOutDou,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = acosFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "atan",
|
||||
.type = FUNCTION_TYPE_ATAN,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateInNumOutDou,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = atanFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "length",
|
||||
.type = FUNCTION_TYPE_LENGTH,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
|
||||
.translateFunc = translateLength,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = lengthFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "char_length",
|
||||
.type = FUNCTION_TYPE_CHAR_LENGTH,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
|
||||
.translateFunc = translateLength,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = charLengthFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "concat",
|
||||
.type = FUNCTION_TYPE_CONCAT,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
|
||||
.translateFunc = translateConcat,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = concatFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "concat_ws",
|
||||
.type = FUNCTION_TYPE_CONCAT_WS,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
|
||||
.translateFunc = translateConcatWs,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = concatWsFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "lower",
|
||||
.type = FUNCTION_TYPE_LOWER,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
|
||||
.translateFunc = translateInOutStr,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = lowerFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "upper",
|
||||
.type = FUNCTION_TYPE_UPPER,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
|
||||
.translateFunc = translateInOutStr,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = upperFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "ltrim",
|
||||
.type = FUNCTION_TYPE_LTRIM,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
|
||||
.translateFunc = translateInOutStr,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = ltrimFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "rtrim",
|
||||
.type = FUNCTION_TYPE_RTRIM,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
|
||||
.translateFunc = translateInOutStr,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = rtrimFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "substr",
|
||||
.type = FUNCTION_TYPE_SUBSTR,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_STRING_FUNC,
|
||||
.translateFunc = translateSubstr,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = substrFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "cast",
|
||||
.type = FUNCTION_TYPE_CAST,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateCast,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = castFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "to_iso8601",
|
||||
.type = FUNCTION_TYPE_TO_ISO8601,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateToIso8601,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = toISO8601Function,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "to_unixtimestamp",
|
||||
.type = FUNCTION_TYPE_TO_UNIXTIMESTAMP,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateToUnixtimestamp,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = toUnixtimestampFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "timetruncate",
|
||||
.type = FUNCTION_TYPE_TIMETRUNCATE,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateTimeTruncate,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = timeTruncateFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "timediff",
|
||||
.type = FUNCTION_TYPE_TIMEDIFF,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateTimeDiff,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = timeDiffFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "now",
|
||||
.type = FUNCTION_TYPE_NOW,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_DATETIME_FUNC,
|
||||
.translateFunc = translateTimePseudoColumn,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = nowFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "today",
|
||||
.type = FUNCTION_TYPE_TODAY,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC | FUNC_MGT_DATETIME_FUNC,
|
||||
.translateFunc = translateTimePseudoColumn,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = todayFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "timezone",
|
||||
.type = FUNCTION_TYPE_TIMEZONE,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateTimezone,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = timezoneFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "_rowts",
|
||||
.type = FUNCTION_TYPE_ROWTS,
|
||||
.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC,
|
||||
.translateFunc = translateTimePseudoColumn,
|
||||
.getEnvFunc = getTimePseudoFuncEnv,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = NULL,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "tbname",
|
||||
.type = FUNCTION_TYPE_TBNAME,
|
||||
.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC,
|
||||
.translateFunc = translateTbnameColumn,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = NULL,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "_qstartts",
|
||||
.type = FUNCTION_TYPE_QSTARTTS,
|
||||
.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC | FUNC_MGT_WINDOW_PC_FUNC,
|
||||
.translateFunc = translateTimePseudoColumn,
|
||||
.getEnvFunc = getTimePseudoFuncEnv,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = qStartTsFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "_qendts",
|
||||
.type = FUNCTION_TYPE_QENDTS,
|
||||
.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC | FUNC_MGT_WINDOW_PC_FUNC,
|
||||
.translateFunc = translateTimePseudoColumn,
|
||||
.getEnvFunc = getTimePseudoFuncEnv,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = qEndTsFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "_wstartts",
|
||||
.type = FUNCTION_TYPE_WSTARTTS,
|
||||
.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC | FUNC_MGT_WINDOW_PC_FUNC,
|
||||
.translateFunc = translateTimePseudoColumn,
|
||||
.getEnvFunc = getTimePseudoFuncEnv,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = winStartTsFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "_wendts",
|
||||
.type = FUNCTION_TYPE_WENDTS,
|
||||
.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC | FUNC_MGT_WINDOW_PC_FUNC,
|
||||
.translateFunc = translateTimePseudoColumn,
|
||||
.getEnvFunc = getTimePseudoFuncEnv,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = winEndTsFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "_wduration",
|
||||
.type = FUNCTION_TYPE_WDURATION,
|
||||
.classification = FUNC_MGT_PSEUDO_COLUMN_FUNC | FUNC_MGT_WINDOW_PC_FUNC,
|
||||
.translateFunc = translateWduration,
|
||||
.getEnvFunc = getTimePseudoFuncEnv,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = winDurFunction,
|
||||
.finalizeFunc = NULL
|
||||
},
|
||||
{
|
||||
.name = "to_json",
|
||||
.type = FUNCTION_TYPE_TO_JSON,
|
||||
.classification = FUNC_MGT_SCALAR_FUNC,
|
||||
.translateFunc = translateToJson,
|
||||
.getEnvFunc = NULL,
|
||||
.initFunc = NULL,
|
||||
.sprocessFunc = toJsonFunction,
|
||||
.finalizeFunc = NULL
|
||||
}
|
||||
};
|
||||
|
||||
const int32_t funcMgtBuiltinsNum = (sizeof(funcMgtBuiltins) / sizeof(SBuiltinFuncDefinition));
|
||||
|
|
|
|||
|
|
@ -80,6 +80,13 @@ typedef struct SDiffInfo {
|
|||
} prev;
|
||||
} SDiffInfo;
|
||||
|
||||
typedef struct SSpreadInfo {
|
||||
double result;
|
||||
bool hasResult;
|
||||
double min;
|
||||
double max;
|
||||
} SSpreadInfo;
|
||||
|
||||
#define SET_VAL(_info, numOfElem, res) \
|
||||
do { \
|
||||
if ((numOfElem) <= 0) { \
|
||||
|
|
@ -1639,3 +1646,101 @@ int32_t topBotFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
|
|||
|
||||
return pEntryInfo->numOfRes;
|
||||
}
|
||||
|
||||
bool getSpreadFuncEnv(SFunctionNode* UNUSED_PARAM(pFunc), SFuncExecEnv* pEnv) {
|
||||
pEnv->calcMemSize = sizeof(SSpreadInfo);
|
||||
return true;
|
||||
}
|
||||
|
||||
bool spreadFunctionSetup(SqlFunctionCtx *pCtx, SResultRowEntryInfo* pResultInfo) {
|
||||
if (!functionSetup(pCtx, pResultInfo)) {
|
||||
return false;
|
||||
}
|
||||
|
||||
SSpreadInfo* pInfo = GET_ROWCELL_INTERBUF(pResultInfo);
|
||||
SET_DOUBLE_VAL(&pInfo->min, DBL_MAX);
|
||||
SET_DOUBLE_VAL(&pInfo->max, -DBL_MAX);
|
||||
pInfo->hasResult = false;
|
||||
return true;
|
||||
}
|
||||
|
||||
int32_t spreadFunction(SqlFunctionCtx *pCtx) {
|
||||
int32_t numOfElems = 0;
|
||||
|
||||
// Only the pre-computing information loaded and actual data does not loaded
|
||||
SInputColumnInfoData* pInput = &pCtx->input;
|
||||
SColumnDataAgg *pAgg = pInput->pColumnDataAgg[0];
|
||||
int32_t type = pInput->pData[0]->info.type;
|
||||
|
||||
SSpreadInfo* pInfo = GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
|
||||
|
||||
if (pInput->colDataAggIsSet) {
|
||||
numOfElems = pInput->numOfRows - pAgg->numOfNull;
|
||||
if (numOfElems == 0) {
|
||||
goto _spread_over;
|
||||
}
|
||||
double tmin = 0.0, tmax = 0.0;
|
||||
if (IS_SIGNED_NUMERIC_TYPE(type)) {
|
||||
tmin = (double)GET_INT64_VAL(&pAgg->min);
|
||||
tmax = (double)GET_INT64_VAL(&pAgg->max);
|
||||
} else if (IS_FLOAT_TYPE(type)) {
|
||||
tmin = GET_DOUBLE_VAL(&pAgg->min);
|
||||
tmax = GET_DOUBLE_VAL(&pAgg->max);
|
||||
} else if (IS_UNSIGNED_NUMERIC_TYPE(type)) {
|
||||
tmin = (double)GET_UINT64_VAL(&pAgg->min);
|
||||
tmax = (double)GET_UINT64_VAL(&pAgg->max);
|
||||
}
|
||||
|
||||
if (GET_DOUBLE_VAL(&pInfo->min) > tmin) {
|
||||
SET_DOUBLE_VAL(&pInfo->min, tmin);
|
||||
}
|
||||
|
||||
if (GET_DOUBLE_VAL(&pInfo->max) < tmax) {
|
||||
SET_DOUBLE_VAL(&pInfo->max, tmax);
|
||||
}
|
||||
|
||||
} else { // computing based on the true data block
|
||||
SColumnInfoData* pCol = pInput->pData[0];
|
||||
|
||||
int32_t start = pInput->startRowIndex;
|
||||
int32_t numOfRows = pInput->numOfRows;
|
||||
|
||||
// check the valid data one by one
|
||||
for (int32_t i = start; i < pInput->numOfRows + start; ++i) {
|
||||
if (colDataIsNull_f(pCol->nullbitmap, i)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
char *data = colDataGetData(pCol, i);
|
||||
|
||||
double v = 0;
|
||||
GET_TYPED_DATA(v, double, type, data);
|
||||
if (v < GET_DOUBLE_VAL(&pInfo->min)) {
|
||||
SET_DOUBLE_VAL(&pInfo->min, v);
|
||||
}
|
||||
|
||||
if (v > GET_DOUBLE_VAL(&pInfo->max)) {
|
||||
SET_DOUBLE_VAL(&pInfo->max, v);
|
||||
}
|
||||
|
||||
numOfElems += 1;
|
||||
}
|
||||
}
|
||||
|
||||
_spread_over:
|
||||
// data in the check operation are all null, not output
|
||||
SET_VAL(GET_RES_INFO(pCtx), numOfElems, 1);
|
||||
if (numOfElems > 0) {
|
||||
pInfo->hasResult = true;
|
||||
}
|
||||
|
||||
return TSDB_CODE_SUCCESS;
|
||||
}
|
||||
|
||||
int32_t spreadFinalize(SqlFunctionCtx* pCtx, SSDataBlock* pBlock) {
|
||||
SSpreadInfo* pInfo = GET_ROWCELL_INTERBUF(GET_RES_INFO(pCtx));
|
||||
if (pInfo->hasResult == true) {
|
||||
SET_DOUBLE_VAL(&pInfo->result, pInfo->max - pInfo->min);
|
||||
}
|
||||
return functionFinalize(pCtx, pBlock);
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue