SelectWithUnionQuery (children 2)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 5)
    Identifier t1.id1
    Identifier t1.val
    Identifier tj.key1
    Identifier tj.b
    Identifier tj.x
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier t1
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      TableIdentifier tj
     TableJoin (children 1)
      Function and (children 1)
       ExpressionList (children 2)
        Function equals (children 1)
         ExpressionList (children 2)
          Identifier t1.id1
          Identifier tj.key1
        Function equals (children 1)
         ExpressionList (children 2)
          Identifier t1.id2
          Identifier tj.key2
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier key1
 Identifier TSVWithNames
