DROP SEQUENCE
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.
