> No matter if I drop the trigger that update agg content and the fact
> that I'm just updating d, postgresql will update the index?
Yes, due to MVCC. Update of row could produce new version (tuple) and new
version should be index as old one.
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Teodor Sigaev E-mail: teodor(at)sigaev(dot)ru
WWW: http://www.sigaev.ru/