DROP SEQUENCE
DROP SEQUENCE — remove a sequence
Synopsis
DROP SEQUENCE [ IF EXISTS ]name
[, ...] [ CASCADE | RESTRICT ]
Description
DROP SEQUENCE
removes sequence number generators. A sequence can only be dropped by its owner or a superuser.
Parameters
IF EXISTS
Do not throw an error if the sequence does not exist. A notice is issued in this case.
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 any objects depend on it. This is the default.
Examples
To remove the sequenceserial
:
DROP SEQUENCE serial;
Compatibility
DROP SEQUENCE
conforms to theSQL standard, except that the standard only allows one sequence to be dropped per command, and apart from theIF EXISTS
option, which is aPostgreSQL extension.