database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-08-27 07:42:10 +03:00
Code Activity

Set pg_am.amstrategies to zero for index AMs that don't have fixed

Browse Source 
operator strategy numbers, ie, GiST and GIN.  This is almost cosmetic
enough to not need a catversion bump, but since the opr_sanity regression
test has to change in sync with the catalog entry, I figured I'd better
do one.
This commit is contained in:
Tom Lane
2006-12-18 18:56:29 +00:00
parent 6b4fe0460c
commit 93b4f0ff77
7 changed files with 41 additions and 27 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
src/backend/optimizer/util/plancat.c
View File

@@ -9,7 +9,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/optimizer/util/plancat.c,v 1.127 2006/10/04 00:29:55 momjian Exp $
* $PostgreSQL: pgsql/src/backend/optimizer/util/plancat.c,v 1.128 2006/12/18 18:56:28 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -190,10 +190,17 @@ get_relation_info(PlannerInfo *root, Oid relationObjectId, bool inhparent,
* Fetch the ordering operators associated with the index, if any.
*/
amorderstrategy = indexRelation->rd_am->amorderstrategy;
if (amorderstrategy != 0)
if (amorderstrategy > 0)
{
int oprindex = amorderstrategy - 1;
/*
* Index AM must have a fixed set of strategies for it to
* make sense to specify amorderstrategy, so we need not
* allow the case amstrategies == 0.
*/
Assert(oprindex < indexRelation->rd_am->amstrategies);
for (i = 0; i < ncolumns; i++)
{
info->ordering[i] = indexRelation->rd_operator[oprindex];