SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 2)
    Identifier depname
    Function sum (alias depsalary) (children 1)
     ExpressionList (children 1)
      Identifier salary
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier empsalary
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier depsalary
