database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-07-31 22:04:40 +03:00
Code Activity

Add support for REFRESH MATERIALIZED VIEW CONCURRENTLY.

Browse Source 
This allows reads to continue without any blocking while a REFRESH
runs.  The new data appears atomically as part of transaction
commit.

Review questioned the Assert that a matview was not a system
relation.  This will be addressed separately.

Reviewed by Hitoshi Harada, Robert Haas, Andres Freund.
Merged after review with security patch f3ab5d4.
This commit is contained in:
Kevin Grittner
2013-07-16 12:55:44 -05:00
parent 7f7485a0cd
commit cc1965a99b
16 changed files with 644 additions and 57 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
src/backend/parser/gram.y
View File

@ -3301,11 +3301,12 @@ OptNoLog: UNLOGGED { $$ = RELPERSISTENCE_UNLOGGED; }
*****************************************************************************/
RefreshMatViewStmt:
REFRESH MATERIALIZED VIEW qualified_name opt_with_data
REFRESH MATERIALIZED VIEW opt_concurrently qualified_name opt_with_data
{
RefreshMatViewStmt *n = makeNode(RefreshMatViewStmt);
n->relation = $4;
n->skipData = !($5);
n->concurrent = $4;
n->relation = $5;
n->skipData = !($6);
$$ = (Node *) n;
}
;