SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 3)
    Identifier c
    Function firstNonDefault (alias result) (children 1)
     ExpressionList (children 2)
      Identifier c
      Function CAST (children 1)
       ExpressionList (children 2)
        Literal \'default\'
        Literal \'String\'
    Function toTypeName (alias type) (children 1)
     ExpressionList (children 1)
      Function firstNonDefault (children 1)
       ExpressionList (children 2)
        Identifier c
        Function CAST (children 1)
         ExpressionList (children 2)
          Literal \'default\'
          Literal \'String\'
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test_first_truthy
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier ALL
