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Support ALTER TABLESPACE name SET/RESET ( tablespace_options ).

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This patch only supports seq_page_cost and random_page_cost as parameters,
but it provides the infrastructure to scalably support many more.
In particular, we may want to add support for effective_io_concurrency,
but I'm leaving that as future work for now.

Thanks to Tom Lane for design help and Alvaro Herrera for the review.
This commit is contained in:
Robert Haas
2010-01-05 21:54:00 +00:00
parent 72559b49c0
commit d86d51a958
28 changed files with 588 additions and 101 deletions
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20
src/backend/parser/gram.y
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@ -11,7 +11,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/parser/gram.y,v 2.701 2010/01/02 16:57:48 momjian Exp $
* $PostgreSQL: pgsql/src/backend/parser/gram.y,v 2.702 2010/01/05 21:53:58 rhaas Exp $
*
* HISTORY
* AUTHOR DATE MAJOR EVENT
@ -5687,6 +5687,24 @@ RenameStmt: ALTER AGGREGATE func_name aggr_args RENAME TO name
n->newname = $6;
$$ = (Node *)n;
}
| ALTER TABLESPACE name SET reloptions
{
AlterTableSpaceOptionsStmt *n =
makeNode(AlterTableSpaceOptionsStmt);
n->tablespacename = $3;
n->options = $5;
n->isReset = FALSE;
$$ = (Node *)n;
}
| ALTER TABLESPACE name RESET reloptions
{
AlterTableSpaceOptionsStmt *n =
makeNode(AlterTableSpaceOptionsStmt);
n->tablespacename = $3;
n->options = $5;
n->isReset = TRUE;
$$ = (Node *)n;
}
| ALTER TEXT_P SEARCH PARSER any_name RENAME TO name
{
RenameStmt *n = makeNode(RenameStmt);