On Wed, Aug 5, 2015 at 2:23 AM, Alvaro Herrera wrote: > Michael Paquier wrote: >> On Tue, Aug 4, 2015 at 2:43 PM, Alvaro Herrera wrote: >> Now, let's take for example this case with locks A, B, C, D: >> - Lock A conflicts with ACD >> - B with BCD >> - C with itself >> - D with itself >> What would you choose as a result of add(C,D)? A or B? Or the super >> lock conflicting with all of them?
Actually the answer is the sum of all the potential candidates. This converges to AccessExclusiveLock. > This appears to me an hypothetical case that I don't think occurs in our > conflicts table, so I wouldn't worry about it. No it doesn't. I am using a huge hypothetical "if" here :) -- Michael -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
