SelectWithUnionQuery (children 3)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 4)
    Identifier u1.uid
    Identifier u1.spouse_name (alias name)
    Identifier u2.uid
    Identifier u2.name
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier users (alias u1)
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      TableIdentifier users (alias u2)
     TableJoin (children 1)
      ExpressionList (children 1)
       Identifier name
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier u1.uid
 Identifier TSVWithNamesAndTypes
 Set
