51 lines
1.4 KiB
C
51 lines
1.4 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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/*
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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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/*
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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 vectorConvertImpl(SScalarParam* pIn, SScalarParam* pOut);
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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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