DROP INDEX() SQL Commands DROP INDEX() NAME DROP INDEX - Removes existing indexes from a database 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 data‐ base. 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 Postgres language extension. Refer to CREATE INDEX [create_index(l)] for information on how to cre‐ ate 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 data‐ base. Indexes are an implementation-dependent feature and hence there are no index-specific commands or definitions in the SQL92 language. SQL - Language Statements 29 March 2001 DROP INDEX()[top]
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