I wrote an array_to_json function during GSoC 2010:
http://git.postgresql.org/gitweb/?p=json-datatype.git;a=blob;f=json_io.c#l289It's not exposed as a procedure called array_to_json: it's part of the to_json function, which decides what to do based on the argument type. - Joey -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers
