On 2 September 2010 17:45, Tom Lane <tgl@xxxxxxxxxxxxx> wrote: > Thom Brown <thom@xxxxxxxxx> writes: >> I've asked this question on IRC, but unfortunately no answer. Could >> someone tell me what system catalog changes were made between 9.0 >> beta4 and RC1? > > The CVS (or soon to be git) log for catversion.h is a good place to > look for answers to such questions. > http://anoncvs.postgresql.org/cvsweb.cgi/pgsql/src/include/catalog/catversion.h > > In this case the answer is: > > Remove the single-argument form of string_agg(). It added nothing much in > functionality, while creating an ambiguity in usage with ORDER BY that at > least two people have already gotten seriously confused by. Also, add an > opr_sanity test to check that we don't in future violate the newly minted > policy of not having built-in aggregates with the same name and different > numbers of parameters. Per discussion of a complaint from Thom Brown. > > regards, tom lane > For some reason I thought that was beta 4 but I've obviously got my versions mixed up. Thanks Tom. -- Thom Brown Twitter: @darkixion IRC (freenode): dark_ixion Registered Linux user: #516935 -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general