Lookup defined by operators on PostgreSQL.
| 350 | |
| 351 | |
| 352 | class PostgresOperatorLookup(Lookup): |
| 353 | """Lookup defined by operators on PostgreSQL.""" |
| 354 | |
| 355 | postgres_operator = None |
| 356 | |
| 357 | def as_postgresql(self, compiler, connection): |
| 358 | lhs, lhs_params = self.process_lhs(compiler, connection) |
| 359 | rhs, rhs_params = self.process_rhs(compiler, connection) |
| 360 | params = tuple(lhs_params) + tuple(rhs_params) |
| 361 | return "%s %s %s" % (lhs, self.postgres_operator, rhs), params |
| 362 | |
| 363 | |
| 364 | @Field.register_lookup |