75 lines
2.5 KiB
C++
75 lines
2.5 KiB
C++
/*
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* Copyright (c) 2020 Huawei Technologies Co.,Ltd.
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*
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* openGauss is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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*
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* http://license.coscl.org.cn/MulanPSL2
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*
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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* ---------------------------------------------------------------------------------------
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*
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* vsonicencodingchar.h
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* Routines to handle variable length data type.
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*
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* IDENTIFICATION
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* src/include/vectorsonic/vsonicencodingchar.h
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*
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* ---------------------------------------------------------------------------------------
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*/
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#ifndef SRC_INCLUDE_VECTORSONIC_VSONICENCODINGCHAR_H_
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#define SRC_INCLUDE_VECTORSONIC_VSONICENCODINGCHAR_H_
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#include "vectorsonic/vsonicarray.h"
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class SonicEncodingDatumArray : public SonicDatumArray {
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public:
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SonicEncodingDatumArray(MemoryContext cxt, int capacity, bool genBitMap, DatumDesc* desc);
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~SonicEncodingDatumArray(){};
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void getDatumFlagArray(int nrows, ArrayIdx* arrayIdx, Datum* data, uint8* flag);
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void getDatumFlagArrayWithMatch(int nrows, ArrayIdx* arrayIdx, Datum* data, uint8* flag, const bool* matchIdx);
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size_t flushDatumFlagArrayByRow(int arrIdx, uint32* partIdx, void** filePartitions, uint32 colIdx, int rowIdx);
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size_t flushDatumFlagArray(int arrIdx, uint32* partIdx, void** innerPartitions, uint32 colIdx, int nrows);
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void setValue(ScalarValue val, bool isNull, int arrIndx, int atomIndx);
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Datum getDatum(int arrIdx, int atomIdx);
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private:
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void getDatumFlag(int arrIdx, int atomIdx, ScalarValue* val, uint8* flag);
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void putDatumArrayWithNullCheck(ScalarValue* vals, uint8* flag, int rows);
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void loadDatumFlagArray(void* file, int rows);
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};
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class SonicStackEncodingDatumArray : public SonicEncodingDatumArray {
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public:
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SonicStackEncodingDatumArray(MemoryContext cxt, int capacity, bool genBitMap, DatumDesc* desc);
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~SonicStackEncodingDatumArray(){};
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private:
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void putDatumArrayWithNullCheck(ScalarValue* vals, uint8* flag, int rows);
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void putDatumFlag(ScalarValue* vals, uint8* flag);
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void loadDatumFlagArray(void* fileSource, int rows);
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void loadDatumFlagArrayByRow(void* file, int leftrows);
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VarBuf* m_buf;
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};
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#endif /* SRC_INCLUDE_VECTORSONIC_VSONICENCODINGCHAR_H_ */
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