InsertQuery   (children 3)
 Function file (children 1)
  ExpressionList (children 3)
   Subquery (children 1)
    SelectWithUnionQuery (children 1)
     ExpressionList (children 1)
      SelectQuery (children 3)
       ExpressionList (children 1)
        Identifier name
       TablesInSelectQuery (children 1)
        TablesInSelectQueryElement (children 1)
         TableExpression (children 1)
          TableIdentifier random_filename
       Literal UInt64_1
   Literal \'BSONEachRow\'
   Literal \'c0 Int32, c1 Tuple()\'
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 3)
    ExpressionList (children 2)
     Literal UInt64_1
     Function tuple (children 1)
      ExpressionList
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers (children 1)
        ExpressionList (children 1)
         Literal UInt64_5
    Set
 Set
