SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 2) ExpressionList (children 4) Identifier id Identifier value Identifier value_1 Identifier value_2 TablesInSelectQuery (children 3) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier test_table TablesInSelectQueryElement (children 1) ArrayJoin (children 1) ExpressionList (children 1) Literal Array_[Array_[UInt64_1, UInt64_2, UInt64_3]] (alias value_1) TablesInSelectQueryElement (children 1) ArrayJoin (children 1) ExpressionList (children 1) Identifier value_1 (alias value_2)