MONGOC_COLLECTION_UPDATE(3) libmongoc MONGOC_COLLECTION_UPDATE(3) SYNOPSIS bool mongoc_collection_update (mongoc_collection_t *collection, mongoc_update_flags_t flags, const bson_t *selector, const bson_t *update, const mongoc_write_concern_t *write_concern, bson_error_t *error); PARAMETERS * collection: A mongoc_collection_t. * flags: A bitwise or of mongoc_update_flags_t. * selector: A bson_t containing the query to match documents for updating. * update: A bson_t containing the update to perform. If updating with a pipeline, a bson_t array. * write_concern: A mongoc_write_concern_t. * error: An optional location for a bson_error_t or NULL. DESCRIPTION NOTE: To pass additional options, use mongoc_collection_update_one(), mongoc_collection_update_many(), or mongoc_collection_replace_one(). This function shall update documents in collection that match selector. By default, updates only a single document. Set flags to MONGOC_UP- DATE_MULTI_UPDATE to update multiple documents. ERRORS Errors are propagated via the error parameter. RETURNS Returns true if successful. Returns false and sets error if there are in- valid arguments or a server or network error. A write concern timeout or write concern error is considered a failure. AUTHOR MongoDB, Inc COPYRIGHT 2009-present, MongoDB, Inc. 1.30.8 Aug 27, 2026 MONGOC_COLLECTION_UPDATE(3)
SYNOPSIS | PARAMETERS | DESCRIPTION | ERRORS | RETURNS | AUTHOR | COPYRIGHT
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