| 60 | } |
| 61 | |
| 62 | bool UnionNode::isResolved() const |
| 63 | { |
| 64 | for (const auto & query_node : getQueries().getNodes()) |
| 65 | { |
| 66 | bool is_resolved = false; |
| 67 | |
| 68 | if (auto * query_node_typed = query_node->as<QueryNode>()) |
| 69 | is_resolved = query_node_typed->isResolved(); |
| 70 | else if (auto * union_node_typed = query_node->as<UnionNode>()) |
| 71 | is_resolved = union_node_typed->isResolved(); |
| 72 | else |
| 73 | throw Exception(ErrorCodes::LOGICAL_ERROR, "Unexpected query tree node type in UNION node"); |
| 74 | |
| 75 | if (!is_resolved) |
| 76 | return false; |
| 77 | } |
| 78 | |
| 79 | return true; |
| 80 | } |
| 81 | |
| 82 | NamesAndTypes UnionNode::computeProjectionColumns() const |
| 83 | { |
no test coverage detected