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DROP INDEX(7)                    SQL Commands                    DROP INDEX(7)



NAME
       DROP INDEX - remove an index


SYNOPSIS
       DROP INDEX [ IF EXISTS ] name [, ...] [ CASCADE | RESTRICT ]


DESCRIPTION
       DROP  INDEX  drops an existing index from the database system. To execute this command you must be the owner of
       the index.

PARAMETERS
       IF EXISTS
              Do not throw an error if the index does not exist. A notice is issued in this case.

       name   The name (optionally schema-qualified) of an index to remove.

       CASCADE
              Automatically drop objects that depend on the index.

       RESTRICT
              Refuse to drop the index if any objects depend on it. This is the default.

EXAMPLES
       This command will remove the index title_idx:

       DROP INDEX title_idx;


COMPATIBILITY
       DROP INDEX is a PostgreSQL language extension. There are no provisions for indexes in the SQL standard.

SEE ALSO
       CREATE INDEX [create_index(7)]



SQL - Language Statements         2014-02-17                     DROP INDEX(7)