On Thu, Jan 11, 2018 at 11:01 PM, Thomas Munro <thomas.mu...@enterprisedb.com> wrote: > Are you saying we should do the work now to create a per-transaction > DSM segment + DSA area + thing that every backend attaches to?
No, I was just thinking you could stuff it into the per-parallel-query DSM/DSA. But... > I didn't think creating backend local hash tables would be a problem > because it's a vanishingly rare occurrence for the hash table to be > created at all (ie when you've altered an enum), and if created, to > have more than a couple of entries in it. ...this is also a fair point. -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company