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Cleanup vectors of GISTENTRY and eliminate problem with 64-bit strict-aligned

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boxes. Change interface to user-defined GiST support methods union and
picksplit. Now instead of bytea struct it used special GistEntryVector
structure.
This commit is contained in:
Teodor Sigaev
2004-03-30 15:45:33 +00:00
parent 8d9a28eeef
commit f2c064afcb
24 changed files with 185 additions and 195 deletions
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15
src/include/access/gist.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/access/gist.h,v 1.39 2003/11/29 22:40:55 pgsql Exp $
* $PostgreSQL: pgsql/src/include/access/gist.h,v 1.40 2004/03/30 15:45:33 teodor Exp $
*
*-------------------------------------------------------------------------
*/
@ -157,6 +157,19 @@ typedef struct GISTENTRY
bool leafkey;
} GISTENTRY;
/*
* Vector of GISTENTRY struct's, user-defined
* methods union andpick split takes it as one of args
*/
typedef struct {
int32 n; /* number of elements */
GISTENTRY vector[1];
} GistEntryVector;
#define GEVHDRSZ ( offsetof(GistEntryVector, vector[0]) )
/*
* macro to initialize a GISTENTRY
*/