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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2003-06-15 16:42:08 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2003-06-15 16:42:08 +0000 |
| commit | 996fdb9af1e298ae1ce3729429d2416e41344086 (patch) | |
| tree | 32cf3e674e9eb5ab60d925f1408eea7b7c7bae6c /src/include/parser/parse_clause.h | |
| parent | da78e3e2eba4e1f54769eecebaf560f14e2711ea (diff) | |
| download | postgresql-996fdb9af1e298ae1ce3729429d2416e41344086.tar.gz postgresql-996fdb9af1e298ae1ce3729429d2416e41344086.zip | |
Cause GROUP BY clause to adopt ordering operators from ORDER BY when
both clauses specify the same targets, rather than always using the
default ordering operator. This allows 'GROUP BY foo ORDER BY foo DESC'
to be done with only one sort step.
Diffstat (limited to 'src/include/parser/parse_clause.h')
| -rw-r--r-- | src/include/parser/parse_clause.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/include/parser/parse_clause.h b/src/include/parser/parse_clause.h index da7e7abec4d..12ab7317d9e 100644 --- a/src/include/parser/parse_clause.h +++ b/src/include/parser/parse_clause.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $Id: parse_clause.h,v 1.30 2003/03/22 01:49:38 tgl Exp $ + * $Id: parse_clause.h,v 1.31 2003/06/15 16:42:08 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -22,7 +22,7 @@ extern int setTargetTable(ParseState *pstate, RangeVar *relation, extern bool interpretInhOption(InhOption inhOpt); extern Node *transformWhereClause(ParseState *pstate, Node *where); extern List *transformGroupClause(ParseState *pstate, List *grouplist, - List *targetlist); + List *targetlist, List *sortClause); extern List *transformSortClause(ParseState *pstate, List *orderlist, List *targetlist); extern List *transformDistinctClause(ParseState *pstate, List *distinctlist, |