PostgreSQL 9.1.2 Documentation
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# DROP INDEX

## 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

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