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Remove the stub support we had for UNION JOIN; per discussion, this is

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not likely ever to be implemented seeing it's been removed from SQL2003.
This allows getting rid of the 'filter' version of yylex() that we had in
parser.c, which should save at least a few microseconds in parsing.
This commit is contained in:
Tom Lane
2006-03-07 01:00:19 +00:00
parent 48cf295742
commit 012abebab1
14 changed files with 20 additions and 158 deletions
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4
src/backend/optimizer/path/clausesel.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/optimizer/path/clausesel.c,v 1.78 2006/03/05 15:58:28 momjian Exp $
* $PostgreSQL: pgsql/src/backend/optimizer/path/clausesel.c,v 1.79 2006/03/07 01:00:15 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -449,8 +449,6 @@ clause_selectivity(PlannerInfo *root,
cacheable = true;
break;
case JOIN_UNION:
/* unimplemented anyway... */
case JOIN_IN:
case JOIN_REVERSE_IN:
case JOIN_UNIQUE_OUTER: