(visit Visit)
| 463 | } |
| 464 | |
| 465 | func (node *Union) walkSubtree(visit Visit) error { |
| 466 | if node == nil { |
| 467 | return nil |
| 468 | } |
| 469 | return Walk( |
| 470 | visit, |
| 471 | node.Left, |
| 472 | node.Right, |
| 473 | ) |
| 474 | } |
| 475 | |
| 476 | type With struct { |
| 477 | CommonTableExpressions CommonTableExpressions |