Ron Peterson <ron.peterson@xxxxxxxxxxxxxx> writes: > I've created my own type: y_octet_16. Now I'm trying to create a CAST ^^^^^^^^^^ > % INSERT INTO bt( name, val ) VALUES > ( 'aaa', encode( y_uuid_generate(), 'hex' )::y_byte_16 ); > ERROR: type "y_byte_16" does not exist ^^^^^^^^^ Are you sure this isn't just pilot error? regards, tom lane