Update column value to NULL for table with 25 m... | Oracle Community
SomeoneElse wrote: Adding to what skvaish1 said, you can try this: alter session enable parallel dml; UPDATE /*+ full(sd) parallel (sd, 8) */ sales_data sd set sd.cs_turn_ord = null ,sd.cs_promo_ord = null; commit; Of course, I know nothing of your server...