/* * call-seq: * res.each{ |tuple| ... } * * Invokes block for each tuple in the result set. */ static VALUE pgresult_each(self) VALUE self; { PGresult *result = get_pgresult(self); int tuple_num; for(tuple_num = 0; tuple_num < PQntuples(result); tuple_num++) { rb_yield(pgresult_aref(self, INT2NUM(tuple_num))); } return self; }