void

       MongoDB, Inc

       2009-present, MongoDB, Inc.

1.30.4                                            Jun 08, 2025              MONGOC_BULK_OPERATION_SET_COMMENT(3)

       Assigns a comment to attach to all commands executed as part of this bulk. The comment will appear in log
       messages,  profiler  output,  and  currentOp  output.  Comments  for write commands are only supported by
       MongoDB 4.4+.

       It is prohibited to call this function after adding operations to the bulk.

       • bulk: A mongoc_bulk_operation_t.

       • comment: A bson_value_t specifying the comment to associate with this bulk write.

          void
          mongoc_bulk_operation_set_comment (
             mongoc_bulk_operation_t *bulk, const bson_value_t *comment);