134 lines
7.4 KiB
C
134 lines
7.4 KiB
C
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef TDENGINE_SCALAR_H
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#define TDENGINE_SCALAR_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "function.h"
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#include "nodes.h"
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#include "querynodes.h"
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typedef struct SFilterInfo SFilterInfo;
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int32_t scalarGetOperatorResultType(SOperatorNode *pOp);
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/*
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pNode will be freed in API;
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*pRes need to freed in caller
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*/
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int32_t scalarCalculateConstants(SNode *pNode, SNode **pRes);
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int32_t scalarCalculateConstantsFromDual(SNode *pNode, SNode **pRes);
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/*
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pDst need to freed in caller
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*/
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int32_t scalarCalculate(SNode *pNode, SArray *pBlockList, SScalarParam *pDst);
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int32_t scalarGetOperatorParamNum(EOperatorType type);
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int32_t scalarGenerateSetFromList(void **data, void *pNode, uint32_t type);
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int32_t vectorGetConvertType(int32_t type1, int32_t type2);
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int32_t vectorConvertSingleColImpl(const SScalarParam *pIn, SScalarParam *pOut, int32_t *overflow, int32_t startIndex, int32_t numOfRows);
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/* Math functions */
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int32_t absFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t logFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t powFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t sqrtFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t sinFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t cosFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t tanFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t asinFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t acosFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t atanFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t ceilFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t floorFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t roundFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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/* String functions */
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int32_t lengthFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t charLengthFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t concatFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t concatWsFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t lowerFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t upperFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t ltrimFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t rtrimFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t substrFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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/* Conversion functions */
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int32_t castFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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/* Time related functions */
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int32_t toISO8601Function(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t toUnixtimestampFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t toJsonFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t timeTruncateFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t timeDiffFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t nowFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t todayFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t timezoneFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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bool getTimePseudoFuncEnv(struct SFunctionNode *pFunc, SFuncExecEnv *pEnv);
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int32_t winStartTsFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t winEndTsFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t winDurFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t qStartTsFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t qEndTsFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t qTbnameFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t qTbUidFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t qVgIdFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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/* Aggregation functions */
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int32_t countScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t sumScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t minScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t maxScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t avgScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t stddevScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t leastSQRScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t percentileScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t apercentileScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t spreadScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t derivativeScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t irateScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t twaScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t mavgScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t hllScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t csumScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t diffScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t stateCountScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t stateDurationScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t histogramScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t topBotScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t firstLastScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t sampleScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t tailScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t uniqueScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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int32_t modeScalarFunction(SScalarParam *pInput, int32_t inputNum, SScalarParam *pOutput);
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#ifdef __cplusplus
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}
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#endif
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#endif // TDENGINE_SCALAR_H
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