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聚集Limit下推优化

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This commit is contained in:
‘ljy’
2023-05-29 14:43:02 +08:00
parent 5d6882b3d8
commit 658aea19b8
40 changed files with 2588 additions and 63 deletions
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src/include/utils/logtape.h
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@ -64,6 +64,7 @@ extern void LogicalTapeWrite(LogicalTapeSet *lts, int tapenum, void *ptr, size_t
extern void LogicalTapeRewindForRead(LogicalTapeSet *lts, int tapenum, size_t buffer_size);
extern void LogicalTapeRewindForWrite(LogicalTapeSet *lts, int tapenum);
extern void LogicalTapeFreeze(LogicalTapeSet *lts, int tapenum, TapeShare *share = NULL);
extern void LogicalTapeSetExtend(LogicalTapeSet *lts, int nAdditional);
extern size_t LogicalTapeBackspace(LogicalTapeSet *lts, int tapenum, size_t size);
extern void LogicalTapeSeek(LogicalTapeSet *lts, int tapenum, long blocknum, int offset);
extern void LogicalTapeTell(LogicalTapeSet *lts, int tapenum, long *blocknum, int *offset);