mongoc_bulk_operation_update (mongoc_bulk_operation_t *bulk,
                              const bson_t *selector,
                              const bson_t *document,
                              bool upsert);

This function queues an update as part of a bulk operation. This does not execute the operation. To execute the entirety of the bulk operation call mongoc_bulk_operation_execute().

document MUST only contain fields whose key starts with $. See the update document specification for more details.

This function is superseded by mongoc_bulk_operation_update_one_with_opts() and mongoc_bulk_operation_update_many_with_opts().


  • bulk: A mongoc_bulk_operation_t.

  • selector: A bson_t that selects which documents to remove.

  • document: A bson_t containing the update document.

  • upsert: true if an upsert should be performed.