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Simplified sortby rule

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This commit is contained in:
Michael Meskes 2007-03-17 19:27:12 +00:00
parent d3e131e062
commit 582e22a8c3
1 changed files with 5 additions and 21 deletions
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22
src/backend/parser/gram.y
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@ -11,7 +11,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/parser/gram.y,v 2.581 2007/03/13 00:33:41 tgl Exp $
* $PostgreSQL: pgsql/src/backend/parser/gram.y,v 2.582 2007/03/17 19:27:12 meskes Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
@ -5982,30 +5982,14 @@ sortby: a_expr USING qual_all_Op opt_nulls_order
$$->sortby_nulls = $4;
$$->useOp = $3;
}
| a_expr ASC opt_nulls_order
| a_expr opt_asc_desc opt_nulls_order
{
$$ = makeNode(SortBy);
$$->node = $1;
$$->sortby_dir = SORTBY_ASC;
$$->sortby_dir = $2;
$$->sortby_nulls = $3;
$$->useOp = NIL;
}
| a_expr DESC opt_nulls_order
{
$$ = makeNode(SortBy);
$$->node = $1;
$$->sortby_dir = SORTBY_DESC;
$$->sortby_nulls = $3;
$$->useOp = NIL;
}
| a_expr opt_nulls_order
{
$$ = makeNode(SortBy);
$$->node = $1;
$$->sortby_dir = SORTBY_DEFAULT;
$$->sortby_nulls = $2;
$$->useOp = NIL;
}
;