> > > As to ASSM vs. MSSM, Jonathan Lewis looked into this when the feature was > first introduced, (10g, I think?) and concluded that ASSM is effectively > equivalent to 16 FREELISTS, in terms of concurrency. I'm not aware of any > changes to that for 11g. You might want to check his blog. Also, if I bump > into him, I'll ask him to check his email when he has a chance, and weigh in > on this thread. > in the Book "Cost Based Oracle Fundamentals", chapter 5 "The Clustering Factor", Jonathan Lewis present a great explain between ASSM and MSSM, you may want to go through it. -- //www.freelists.org/webpage/oracle-l