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DROP INDEX
Name
DROP INDEX -- remove an index
Synopsis
DROP INDEX index_name [, ...]
Inputs
- index_name
-
The name of an index to remove.
Outputs
- DROP
-
The message returned if the command completes
successfully.
- ERROR: index "index_name" does not
exist
-
This message occurs if index_name is not an index in the
database.
Description
DROP INDEX drops an existing index from
the database system. To execute this command you must be the
owner of the index.
Notes
DROP INDEX is a PostgreSQL language extension.
Refer to CREATE
INDEX for information on how to create indexes.
Usage
This command will remove the title_idx index:
DROP INDEX title_idx;
Compatibility
SQL92
SQL92 defines commands by
which to access a generic relational database. Indexes are an
implementation-dependent feature and hence there are no
index-specific commands or definitions in the SQL92 language.