SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 3)
    Identifier depname
    Function sum (alias depsalary) (children 1)
     ExpressionList (children 1)
      Identifier salary
    Function min (alias depminsalary) (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
