From: pgsql-general-owner@postgresql.org [mailto:pgsql-general-owner@postgresql.org] On Behalf Of ????? ???????? Sent: Thursday, September 17, 2015 9:11 AM To: pgsql-general@postgresql.org Cc: Антон Бушмелев <bushmelev.aa@gmail.com> Subject: [GENERAL] @ operator
Hello, google nothing for @ operator =(, what does this mean field1 <@ ( subquery ) ?
ps: sorry for my English
Could be absolute-value operator for numeric data types,
or array (or range) inclusion operator.
See PG docs (and these docs should be your first option, before googling):