Justin Pryzby wrote > On Mon, Sep 24, 2018 at 12:22:28PM -0700, legrand legrand wrote: >> Hello, >> I have found that explain on tables with many (hundreds) columns >> are slow compare to nominal executions. > > See also this thread from last month: > > https://www.postgresql.org/message-id/flat/CAEe%3DmRnNNL3RDKJDmY%3D_mpcpAb5ugYL9NcchELa6Qgtoz2NjCw%40mail.gmail.com > > Justin maybe, I will check that patch ... I thought it would also have been related to https://www.postgresql.org/message-id/CAMkU%3D1xPqHP%3D7YPeChq6n1v_qd4WGf%2BZvtnR-b%2BgyzFqtJqMMQ%40mail.gmail.com Regards PAscal -- Sent from: http://www.postgresql-archive.org/PostgreSQL-performance-f2050081.html