ALTER SUBSCRIPTION
ALTER SUBSCRIPTION
7
SQL - Language Statements
ALTER SUBSCRIPTION
change the definition of a subscription
ALTER SUBSCRIPTION name CONNECTION 'conninfo'
ALTER SUBSCRIPTION name SET PUBLICATION publication_name [, ...] [ WITH ( set_publication_option [= value] [, ... ] ) ]
ALTER SUBSCRIPTION name REFRESH PUBLICATION [ WITH ( refresh_option [= value] [, ... ] ) ]
ALTER SUBSCRIPTION name ENABLE
ALTER SUBSCRIPTION name DISABLE
ALTER SUBSCRIPTION name SET ( subscription_parameter [= value] [, ... ] )
ALTER SUBSCRIPTION name OWNER TO { new_owner | CURRENT_USER | SESSION_USER }
ALTER SUBSCRIPTION name RENAME TO new_name
Description
ALTER SUBSCRIPTION can change most of the subscription
properties that can be specified
in .
You must own the subscription to use ALTER SUBSCRIPTION>.
To alter the owner, you must also be a direct or indirect member of the
new owning role. The new owner has to be a superuser.
(Currently, all subscription owners must be superusers, so the owner checks
will be bypassed in practice. But this might change in the future.)
Parameters
name
The name of a subscription whose properties are to be altered.
CONNECTION 'conninfo'
This clause alters the connection property originally set by
. See there for more
information.
SET PUBLICATION publication_name
Changes list of subscribed publications. See
for more information.
By default this command will also act like REFRESH
PUBLICATION.
set_publication_option specifies additional
options for this operation. The supported options are:
refresh (boolean)
When false, the command will not try to refresh table information.
REFRESH PUBLICATION should then be executed separately.
The default is true.
Additionally, refresh options as described
under REFRESH PUBLICATION may be specified.
REFRESH PUBLICATION
Fetch missing table information from publisher. This will start
replication of tables that were added to the subscribed-to publications
since the last invocation of REFRESH PUBLICATION or
since CREATE SUBSCRIPTION.
refresh_option specifies additional options for the
refresh operation. The supported options are:
copy_data (boolean)
Specifies whether the existing data in the publications that are
being subscribed to should be copied once the replication starts.
The default is true.
ENABLE
Enables the previously disabled subscription, starting the logical
replication worker at the end of transaction.
DISABLE
Disables the running subscription, stopping the logical replication
worker at the end of transaction.
SET ( subscription_parameter [= value] [, ... ] )
This clause alters parameters originally set by
. See there for more
information. The allowed options are slot_name and
synchronous_commit
new_owner
The user name of the new owner of the subscription.
new_name
The new name for the subscription.
Examples
Change the publication subscribed by a subscription to
insert_only:
ALTER SUBSCRIPTION mysub SET PUBLICATION insert_only;
Disable (stop) the subscription:
ALTER SUBSCRIPTION mysub DISABLE;
Compatibility
ALTER SUBSCRIPTION is a PostgreSQL>
extension.
See Also