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Fix some typos in comments.
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@ -8,7 +8,7 @@
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* IDENTIFICATION
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* $PostgreSQL: pgsql/src/backend/access/gin/ginentrypage.c,v 1.4 2006/10/04 00:29:47 momjian Exp $
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* $PostgreSQL: pgsql/src/backend/access/gin/ginentrypage.c,v 1.5 2006/11/12 06:55:53 neilc Exp $
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*-------------------------------------------------------------------------
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*/
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@ -21,20 +21,20 @@
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* non-traditional layout. Tuple may contain posting list or
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* root blocknumber of posting tree. Macros GinIsPostingTre: (itup) / GinSetPostingTree(itup, blkno)
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* 1) Posting list
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* - itup->t_info & INDEX_SIZE_MASK contains size of tuple as usial
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* - itup->t_info & INDEX_SIZE_MASK contains size of tuple as usual
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* - ItemPointerGetBlockNumber(&itup->t_tid) contains original
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* size of tuple (without posting list).
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* Macroses: GinGetOrigSizePosting(itup) / GinSetOrigSizePosting(itup,n)
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* - ItemPointerGetOffsetNumber(&itup->t_tid) contains number
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* of elements in posting list (number of heap itempointer)
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* Macroses: GinGetNPosting(itup) / GinSetNPosting(itup,n)
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* - After usial part of tuple there is a posting list
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* - After usual part of tuple there is a posting list
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* Macros: GinGetPosting(itup)
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* 2) Posting tree
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* - itup->t_info & INDEX_SIZE_MASK contains size of tuple as usial
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* - itup->t_info & INDEX_SIZE_MASK contains size of tuple as usual
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* - ItemPointerGetBlockNumber(&itup->t_tid) contains block number of
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* root of posting tree
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* - ItemPointerGetOffsetNumber(&itup->t_tid) contains magick number GIN_TREE_POSTING
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* - ItemPointerGetOffsetNumber(&itup->t_tid) contains magic number GIN_TREE_POSTING
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*/
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IndexTuple
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GinFormTuple(GinState *ginstate, Datum key, ItemPointerData *ipd, uint32 nipd)
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