On Thursday, September 17, 2015, Антон Бушмелев <
bushmelev.aa@gmail.com> wrote:
Hello, google nothing for @ operator =(, what does this mean field1 <@ ( subquery ) ?
It would depend on what field1 is.
Typically <@ is a contains/contained-by operator. Is this context the subquery is checked to see if it contains the value of field1.
David J.