InsertQuery   (children 2)
 Identifier dupe_test_without_cluster_functions
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 1)
     Asterisk
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function s3 (children 1)
        ExpressionList (children 2)
         Literal \'http://localhost:11111/test/a.tsv\'
         Literal \'TSV\'
