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Add support for temporary views, including documentation and regression

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tests. Contributed by Koju Iijima, review from Neil Conway, Gavin Sherry
and Tom Lane.

Also, fix error in description of WITH CHECK OPTION clause in the CREATE
VIEW reference page: it should be "CASCADED", not "CASCADE".
This commit is contained in:
Neil Conway
2005-02-02 06:36:02 +00:00
parent f94197ef35
commit 73f630500b
7 changed files with 508 additions and 30 deletions
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25
src/backend/parser/gram.y
View File

@@ -11,7 +11,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/parser/gram.y,v 2.482 2005/01/27 03:17:59 tgl Exp $
* $PostgreSQL: pgsql/src/backend/parser/gram.y,v 2.483 2005/02/02 06:36:01 neilc Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
@@ -4075,24 +4075,35 @@ transaction_mode_list_or_empty:
/*****************************************************************************
*
* QUERY:
* create view <viewname> '('target-list ')' AS <query>
* QUERY:
* CREATE [ OR REPLACE ] [ TEMP ] VIEW <viewname> '('target-list ')' AS <query>
*
*****************************************************************************/
ViewStmt: CREATE opt_or_replace VIEW qualified_name opt_column_list
ViewStmt: CREATE OptTemp VIEW qualified_name opt_column_list
AS SelectStmt
{
ViewStmt *n = makeNode(ViewStmt);
n->replace = $2;
n->replace = false;
n->view = $4;
n->view->istemp = $2;
n->aliases = $5;
n->query = (Query *) $7;
$$ = (Node *)n;
$$ = (Node *) n;
}
| CREATE OR REPLACE OptTemp VIEW qualified_name opt_column_list
AS SelectStmt
{
ViewStmt *n = makeNode(ViewStmt);
n->replace = true;
n->view = $6;
n->view->istemp = $4;
n->aliases = $7;
n->query = (Query *) $9;
$$ = (Node *) n;
}
;
/*****************************************************************************
*
* QUERY: