you may issue a LOCK TABLE your_table IN EXCLUSIV MODE; just before the ALTER TABLE ... ADD/SPLIT/DROP PARTITION ... in your code to force a wait. > I have code that adds and drops partitions. I am constantly getting this > error. I am doing a few things to track this down and alleviate it. > > 1. at the beginning of the execution of my package I issue: > alter session set ddl_wait_for_locks=true; > > now I thought that with this set to true, I would just wait when adding or > dropping a partition instead of erroring out? > regards kf -- //www.freelists.org/webpage/oracle-l