SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Asterisk
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier t1
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      TableIdentifier full_join (alias j)
     TableJoin (children 1)
      ExpressionList (children 1)
       Identifier x
   ExpressionList (children 3)
    OrderByElement (children 1)
     Identifier x
    OrderByElement (children 1)
     Identifier str
    OrderByElement (children 1)
     Identifier s