DROP STATISTICS DROP STATISTICS 7 SQL - Language Statements DROP STATISTICS remove extended statistics DROP STATISTICS [ IF EXISTS ] name [, ...] DROP STATISTICS removes statistics from the database. Only the statistics owner, the schema owner, and superuser can drop a statistics. IF EXISTS Do not throw an error if the statistics do not exist. A notice is issued in this case. name The name (optionally schema-qualified) of the statistics to drop. To destroy two statistics objects on different schemas, without failing if they don't exist: DROP STATISTICS IF EXISTS accounting.users_uid_creation, public.grants_user_role; There's no DROP STATISTICS command in the SQL standard.