144 lines
4.9 KiB
C
144 lines
4.9 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_TFILL_H
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#define TDENGINE_TFILL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "os.h"
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#include "taosdef.h"
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#include "tcommon.h"
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#include "tsimplehash.h"
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#define GET_DEST_SLOT_ID(_p) ((_p)->pExpr->base.resSchema.slotId)
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struct SSDataBlock;
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typedef struct SFillColInfo {
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int32_t numOfFillExpr;
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SExprInfo* pExpr;
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bool notFillCol; // denote if this column needs fill operation
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SVariant fillVal;
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} SFillColInfo;
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typedef struct SFillLinearInfo {
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SPoint start;
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SPoint end;
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bool isStartSet;
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bool isEndSet;
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int16_t type;
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int32_t bytes;
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} SFillLinearInfo;
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typedef struct {
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SSchema col;
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char* tagVal;
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} SFillTagColInfo;
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typedef struct {
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int64_t key;
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SArray* pRowVal;
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} SRowVal;
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typedef struct SFillInfo {
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TSKEY start; // start timestamp
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TSKEY end; // endKey for fill
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TSKEY currentKey; // current active timestamp, the value may be changed during the fill procedure.
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int32_t tsSlotId; // primary time stamp slot id
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int32_t srcTsSlotId; // timestamp column id in the source data block.
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int32_t order; // order [TSDB_ORDER_ASC|TSDB_ORDER_DESC]
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int32_t type; // fill type
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int32_t numOfRows; // number of rows in the input data block
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int32_t index; // active row index
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int32_t numOfTotal; // number of filled rows in one round
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int32_t numOfCurrent; // number of filled rows in current results
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int32_t numOfCols; // number of columns, including the tags columns
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SInterval interval;
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SRowVal prev;
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SRowVal next;
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SSDataBlock* pSrcBlock;
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int32_t alloc; // data buffer size in rows
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SFillColInfo* pFillCol; // column info for fill operations
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SFillTagColInfo* pTags; // tags value for filling gap
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const char* id;
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} SFillInfo;
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typedef struct SResultCellData {
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bool isNull;
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int8_t type;
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int32_t bytes;
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char pData[];
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} SResultCellData;
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typedef struct SResultRowData {
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TSKEY key;
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SResultCellData* pRowVal;
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} SResultRowData;
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typedef struct SStreamFillLinearInfo {
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TSKEY nextEnd;
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SArray* pEndPoints;
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SArray* pNextEndPoints;
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int64_t winIndex;
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bool hasNext;
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} SStreamFillLinearInfo;
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typedef struct SStreamFillInfo {
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TSKEY start; // startKey for fill
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TSKEY end; // endKey for fill
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TSKEY current; // current Key for fill
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TSKEY preRowKey;
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TSKEY nextRowKey;
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SResultRowData* pResRow;
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SStreamFillLinearInfo* pLinearInfo;
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bool needFill;
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int32_t type; // fill type
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int32_t pos;
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SArray* delRanges;
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int32_t delIndex;
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uint64_t curGroupId;
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} SStreamFillInfo;
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int64_t getNumOfResultsAfterFillGap(SFillInfo* pFillInfo, int64_t ekey, int32_t maxNumOfRows);
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void taosFillSetStartInfo(struct SFillInfo* pFillInfo, int32_t numOfRows, TSKEY endKey);
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void taosResetFillInfo(struct SFillInfo* pFillInfo, TSKEY startTimestamp);
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void taosFillSetInputDataBlock(struct SFillInfo* pFillInfo, const struct SSDataBlock* pInput);
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void taosFillUpdateStartTimestampInfo(SFillInfo* pFillInfo, int64_t ts);
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bool taosFillNotStarted(const SFillInfo* pFillInfo);
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SFillColInfo* createFillColInfo(SExprInfo* pExpr, int32_t numOfFillExpr, SExprInfo* pNotFillExpr,
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int32_t numOfNotFillCols, const struct SNodeListNode* val);
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bool taosFillHasMoreResults(struct SFillInfo* pFillInfo);
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SFillInfo* taosCreateFillInfo(TSKEY skey, int32_t numOfFillCols, int32_t numOfNotFillCols, int32_t capacity,
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SInterval* pInterval, int32_t fillType, struct SFillColInfo* pCol, int32_t slotId,
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int32_t order, const char* id);
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void* taosDestroyFillInfo(struct SFillInfo* pFillInfo);
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int64_t taosFillResultDataBlock(struct SFillInfo* pFillInfo, SSDataBlock* p, int32_t capacity);
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int64_t getFillInfoStart(struct SFillInfo* pFillInfo);
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bool fillIfWindowPseudoColumn(SFillInfo* pFillInfo, SFillColInfo* pCol, SColumnInfoData* pDstColInfoData,
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int32_t rowIndex);
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#ifdef __cplusplus
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}
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#endif
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#endif // TDENGINE_TFILL_H
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