I have seen that. Take a look at blockers/waiters and v$locks to see if contention is the problem. On Fri, Feb 13, 2009 at 9:48 AM, Hemant K Chitale <hkchital@xxxxxxxxxxxxxx>wrote: > > I have an application that runs a DELETE statement on single Partition, but > with PARALLEL 8. The table also has Domain Index -- I haven't been told if > it is Partitioned or not. > The DELETE runs slowly. I'm trying to convince the DBA / Developer (I have > no access to the database) to run the DELETE without the PARALLEL. > (The PARALLEL 8 all operate within the *same* partition). > > On a separate Test database without the Domain Index, the same DELETE, with > PARALLEL, I have been told, runs very fast. So, the team suspects the > Domain Index. I suspect contention on the Domain Index. > > Any notes / stories that I can use ? > > > Hemant K Chitale > http://hemantoracledba.blogspot.com > > "A 'No' uttered from the deepest conviction is better than a 'Yes' merely > uttered to please, or worse, to avoid trouble." > Mohandas Gandhi Quotes : > http://www.brainyquote.com/quotes/authors/m/mohandas_gandhi.html > > -- > //www.freelists.org/webpage/oracle-l > > > -- Andrew W. Kerber 'If at first you dont succeed, dont take up skydiving.'