DROP INDEX IF EXISTS ix_mined_uri_anno_id;
DROP INDEX IF EXISTS ix_event_task_id_chum_uri;
DROP INDEX IF EXISTS ix_event_state_id_task_id_id;
DROP INDEX IF EXISTS ix_event_task_id_run_id_id;
DROP INDEX IF EXISTS ix_event_task_id_timestamp_id;
DROP INDEX IF EXISTS ix_event_task_id_created_at;
DROP INDEX IF EXISTS ix_event_task_priority_desc_id_state_deleted_rater_ds_manager;
DROP INDEX IF EXISTS ix_event_task_state_deleted_rater_ds_manager;
DROP INDEX IF EXISTS ix_event_job_id;
DROP INDEX IF EXISTS ix_event_event_type_chum_uri;
DROP INDEX IF EXISTS ix_event_mining_task_chum_uri;
DROP INDEX IF EXISTS ix_qna_job_id;
DROP INDEX IF EXISTS ix_qna_event_type_chum_uri;
DROP INDEX IF EXISTS ix_qna_mining_task_chum_uri;
