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How to drop index and before dropping it how to get the DDL.

  Oracle DROP INDEX statement DROP INDEX [schema_name.]index_name; DECLARE index_count INTEGER; BEGIN SELECT COUNT(*) INTO index_count FROM USER_INDEXES WHERE INDEX_NAME = 'index_name' ; IF index_count > 0 THEN EXECUTE IMMEDIATE 'DROP INDEX index_name' ; END IF; END; / In case want to check whether index exists and then delete it. If try to drop a non-existing, you will get the following error: SQL Error : ORA -01418 : specified index does not exist In SQLplus, set these before running the commands set long 100000 set longchunksize 100000 select DBMS_METADATA.GET_DDL( 'INDEX' , 'index_name') from all_indexes where owner in ( USER , 'USER_OTHER_THAN_LOGGED_IN_USER' ); Use below script to fetch metadata other information. SELECT DBMS_METADATA,GET_GRANTED_DDL('SYSTEM_GRANT','SSO******') from dual;