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.
- write_concern
- A mongoc_write_concern_t \&.
- error
- An optional location for a bson_error_t or NULL \&.
DESCRIPTION
This function shall update documents in collection that match selector \&.
By default, updates only a single document. Set flags to MONGOC_UPDATE_MULTI_UPDATE to update multiple documents.
ERRORS
Errors are propagated via the error parameter.
RETURNS
true if successful, otherwise false and error is set.