InsertQuery   (children 2)
 Function null (children 1)
  ExpressionList (children 1)
   Literal \'number UInt64\'
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 1)
     Asterisk
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers_mt (children 1)
        ExpressionList (children 1)
         Literal UInt64_10000