SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 3) ExpressionList (children 2) Identifier number Function plus (children 1) ExpressionList (children 2) Literal UInt64_1 Function sum (children 1) ExpressionList (children 1) Identifier number TablesInSelectQuery (children 1) TablesInSelectQueryElement (children 1) TableExpression (children 1) Function numbers (children 1) ExpressionList (children 1) Literal UInt64_100 ExpressionList (children 1) OrderByElement (children 1) Identifier number