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CREATE OR REPLACE VIEW, CREATE OR REPLACE RULE.

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Gavin Sherry, Neil Conway, and Tom Lane all got their hands dirty
on this one ...
This commit is contained in:
Tom Lane
2002-09-02 02:13:02 +00:00
parent c7a165adc6
commit 248c67d7ed
12 changed files with 290 additions and 70 deletions
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27
src/backend/parser/gram.y
View File

@@ -11,7 +11,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.364 2002/08/29 00:17:04 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/parser/gram.y,v 2.365 2002/09/02 02:13:01 tgl Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
@@ -3346,18 +3346,19 @@ opt_column: COLUMN { $$ = COLUMN; }
*
*****************************************************************************/
RuleStmt: CREATE RULE name AS
RuleStmt: CREATE opt_or_replace RULE name AS
{ QueryIsRule=TRUE; }
ON event TO qualified_name where_clause
DO opt_instead RuleActionList
{
RuleStmt *n = makeNode(RuleStmt);
n->relation = $9;
n->rulename = $3;
n->whereClause = $10;
n->event = $7;
n->instead = $12;
n->actions = $13;
n->replace = $2;
n->relation = $10;
n->rulename = $4;
n->whereClause = $11;
n->event = $8;
n->instead = $13;
n->actions = $14;
$$ = (Node *)n;
QueryIsRule=FALSE;
}
@@ -3537,12 +3538,14 @@ opt_trans: WORK {}
*
*****************************************************************************/
ViewStmt: CREATE VIEW qualified_name opt_column_list AS SelectStmt
ViewStmt: CREATE opt_or_replace VIEW qualified_name opt_column_list
AS SelectStmt
{
ViewStmt *n = makeNode(ViewStmt);
n->view = $3;
n->aliases = $4;
n->query = (Query *) $6;
n->replace = $2;
n->view = $4;
n->aliases = $5;
n->query = (Query *) $7;
$$ = (Node *)n;
}
;