Warning:
As of November 24, 2023, CockroachDB v22.1 is no longer supported. For more details, refer to the Release Support Policy.
The ALTER DATABASE statement applies a schema change to a database. For information on using ALTER DATABASE, see the pages for its relevant subcommands.
Note:
The ALTER DATABASE statement performs a schema change. For more information about how online schema changes work in CockroachDB, see Online Schema Changes.
Subcommands
| Subcommand | Description |
|---|---|
CONFIGURE ZONE |
Configure replication zones for a database. |
OWNER TO |
Change the owner of a database. |
RENAME TO |
Change the name of a database. |
ADD REGION |
Add a region to a multi-region database. |
DROP REGION |
Drop a region from a multi-region database. |
SET PRIMARY REGION |
Set the primary region of a multi-region database. |
ADD SUPER REGION |
New in v22.1: Add a super region made up of a set of database regions such that data from regional tables will be stored in only those regions. |
DROP SUPER REGION |
New in v22.1: Drop a super region made up of a set of database regions. |
ALTER SUPER REGION |
New in v22.1: Alter an existing super region to include a different set of regions. A super region is made up of a set of regions added with ADD REGION such that data from regional tables will be stored in only those regions. |
SET {session variable} |
Set the default session variable values for the database. This syntax is identical to ALTER ROLE ALL IN DATABASE SET {session variable}. |
RESET {session variable} |
Reset the default session variable values for the database to the system defaults. This syntax is identical to ALTER ROLE ALL IN DATABASE RESET {session variable}. |
SURVIVE {ZONE,REGION} FAILURE |
Add a survival goal to a multi-region database. |
Viewing schema changes
This schema change statement is registered as a job. You can view long-running jobs with SHOW JOBS.
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