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Simplify gistSplit() and some refactoring related code.

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This commit is contained in:
Teodor Sigaev
2006-05-19 16:15:17 +00:00
parent 49b3462abb
commit 420cbff881
4 changed files with 169 additions and 204 deletions
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19
src/include/access/gist_private.h
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@@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/access/gist_private.h,v 1.14 2006/05/17 16:34:59 teodor Exp $
* $PostgreSQL: pgsql/src/include/access/gist_private.h,v 1.15 2006/05/19 16:15:17 teodor Exp $
*
*-------------------------------------------------------------------------
*/
@@ -283,6 +283,8 @@ extern IndexTuple *gistextractpage(Page page, int *len /* out */ );
extern IndexTuple *gistjoinvector(
IndexTuple *itvec, int *len,
IndexTuple *additvec, int addlen);
extern IndexTupleData* gistfillitupvec(IndexTuple *vec, int veclen, int *memlen);
extern IndexTuple gistunion(Relation r, IndexTuple *itvec,
int len, GISTSTATE *giststate);
extern IndexTuple gistgetadjusted(Relation r,
@@ -308,8 +310,19 @@ extern void gistcentryinit(GISTSTATE *giststate, int nkey,
extern void gistDeCompressAtt(GISTSTATE *giststate, Relation r,
IndexTuple tuple, Page p, OffsetNumber o,
GISTENTRY *attdata, bool *isnull);
extern void gistunionsubkey(Relation r, GISTSTATE *giststate,
IndexTuple *itvec, GIST_SPLITVEC *spl, bool isall);
typedef struct {
int *attrsize;
Datum *attr;
int len;
OffsetNumber *entries;
bool *isnull;
int *idgrp;
} GistSplitVec;
extern void gistunionsubkeyvec(GISTSTATE *giststate,
IndexTuple *itvec, GistSplitVec *gsvp, bool isall);
extern void GISTInitBuffer(Buffer b, uint32 f);
extern void gistdentryinit(GISTSTATE *giststate, int nkey, GISTENTRY *e,
Datum k, Relation r, Page pg, OffsetNumber o,