On Sun, Sep 02, 2018 at 01:27:25PM -0400, Tom Lane wrote: > Alvaro Herrera <alvhe...@2ndquadrant.com> writes: > > This requires a catversion bump, for which it may seem a bit late; > > however I think it's better to release pg11 without a useless catalog > > column only to remove it in pg12 ... > > Catversion bumps during beta are routine. If we had put out rc1 > I'd say it was too late, but we have not.
At the same time Covering indexes are a new thing, so if the timing allows, let's move on with having a cleaner catalog layer from the start, that's less compatibility breakages to justify later on. Hopefully. > If we do do a bump for beta4, I'd be strongly tempted to address the > lack of a unique index for pg_constraint as well, cf > https://www.postgresql.org/message-id/10110.1535907...@sss.pgh.pa.us Yeah... I looked at the thread. -- Michael
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