SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 4) ExpressionList (children 1) Identifier value TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) TableIdentifier offset_without_limit ExpressionList (children 1) OrderByElement (children 1) Identifier value Literal UInt64_5