InsertQuery   (children 2)
 Identifier test
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 2)
     Identifier number
     Function CAST (children 1)
      ExpressionList (children 2)
       Function tuple (children 1)
        ExpressionList (children 1)
         Function toDateTime (children 1)
          ExpressionList (children 1)
           Identifier number
       Literal \'Tuple(a Dynamic(max_types = 2))\'
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers (children 1)
        ExpressionList (children 1)
         Literal UInt64_40000
