2009/4/19 Peter Eisentraut <pete...@gmx.net>: > On Saturday 18 April 2009 18:09:00 Pavel Stehule wrote: >> There are lot of things, that should be done with current grammar only >> on transformation stage. Currently pg do it now. There are lot of >> pseudo functions, that are specially transformed: least, greatest, >> coalesce. After hooking we should do some similar work from outer >> libraries. > > There are surely other ways to accomplish this than an expression > transformation hook. Adding a property or two to the function definition to > do what you want could do it. >
should you describe it little bit more? regards Pavel -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
