DROP SEQUENCE SQL - Language Statements DROP SEQUENCE remove a sequence 1999-07-20 DROP SEQUENCE name [, ...] [ CASCADE | RESTRICT ] 1998-09-22 name The name (optionally schema-qualified) of a sequence. 1998-09-22 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. 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. 1998-09-22 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. 1998-09-22 The DROP SEQUENCE statement is a PostgreSQL language extension. Refer to the CREATE SEQUENCE statement for information on how to create a sequence. To remove sequence serial from database: DROP SEQUENCE serial; 1998-09-22 There is no DROP SEQUENCE in SQL92.