DROP SEQUENCE
Name
DROP SEQUENCE -- remove a sequence
Synopsis
DROP SEQUENCE name [, ...] [ CASCADE | RESTRICT ]
Inputs
- name
-
The name (optionally schema-qualified) of a sequence.
- CASCADE
-
Automatically drop objects that depend on the sequence.
- RESTRICT
-
Refuse to drop the sequence if there are any dependent objects. This is the default.
Outputs
- DROP SEQUENCE
-
The message returned if the sequence is successfully dropped.
- ERROR: sequence "name" does not exist
-
This message occurs if the specified sequence does not exist.
Description
DROP SEQUENCE removes sequence number generators from the data base. With the current implementation of sequences as special tables it works just like the DROP TABLE statement.
Notes
The DROP SEQUENCE statement is a PostgreSQL language extension.
Refer to the CREATE SEQUENCE statement for information on how to create a sequence.
Usage
To remove sequence serial from database:
DROP SEQUENCE serial;
Compatibility
SQL92
There is no DROP SEQUENCE in SQL92.