DROP DATABASE
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Drops a database.
Syntax
DROP DATABASE [IF EXISTS] <database_name> [FORCE]DROP SCHEMA [IF EXISTS] <database_name> [FORCE]DROP DETACHED DATABASE <database_name> [STORAGEID <storage_id>] [COMPUTEID <compute_id>]
Note
The DROP DETACHED DATABASE
command is a Preview feature.
Arguments
-
<database_
: The name of a SingleStore database.name> -
<storage_
(Optional): Theid> STORAGE_
extracted fromID information_
for the respective database.schema. MV_ CLOUD_ BRANCHES -
<compute_
(Optional): Theid> LATEST_
extracted fromCOMPUTE_ ID information_
for the respective database.schema. MV_ CLOUD_ BRANCHES
Remarks
-
By default, the
DROP DATABASE
command waits for the running queries to finish before dropping the database.To override this behavior and kill any running queries, use the FORCE
option. -
This command causes implicit commits.
Refer to COMMIT for more information. -
The
DROP DATABASE
command cannot be run on system databases. -
The
DROP DATABASE
command drops the Point-In-Time Recovery (PITR) history.A database cannot be restored to the PITR milestone taken before the database was dropped. -
The
DROP DETACHED DATABASE
command drops a database which was previously detached. -
In the
DROP DETACHED DATABASE
command, theSTORAGEID
andCOMPUTEID
clauses apply when multiple entries exist ininformation_
for the same database name.schema. MV_ CLOUD_ BRANCHES -
Refer to the Permission Matrix for the required permission.
Dropping a Database in a Workspace
Executing DROP DATABASE
in a workspace can be only done from the primary R/W database.
Examples
DROP DATABASE IF EXISTS test;
DROP DATABASE IF EXISTS db FORCE;
Example - DROP DETACHED DATABASE
DROP DETACHED DATABASE testdb;
If there are multiple databases with the same name, extract STORAGE_
and LATEST_
.
SELECT STORAGE_ID, LATEST_COMPUTE_ID FROM information_schema.MV_CLOUD_BRANCHESWHERE DATABASE_NAME=‘testdb’;
Use the STORAGE_
and LATEST_
of the detached database in DROP DETACHED DATABASE
command.MV_
for more information.
DROP DETACHED DATABASE testdb STORAGEID 6362647530070456236:6577025878327007897 COMPUTEID 16245003384144080785:18098;
Query OK, 0 rows affected (2.05 sec)
Last modified: October 24, 2024