[PATCHES] CRC32 function

Both backend and users may have a nice use of the function.   Nice and fast hashing when one doesn’t need encryption.       crc32.c Description: Binary data ---(end of broadcast)--- TIP 2: Don't 'kill -9' the postmaster

[PATCHES] A minor patch to mark xml/xslt functions immutable

Immutability is obvious, because xml procession result depends on the document and request solely. Couldn't use it for indexes w/o that flag. --- /root/pgxml.sql.in Sat Jul 9 21:41:33 2005 +++ /usr/ports/databases/postgresql-contrib/work/postgresql-8.0.3/contrib/xml2/p gxml.sql.in Sat Ju