countDocuments
suspend fun <T : Any> MongoCollection<T>.countDocuments(filter: String, options: CountOptions = CountOptions()): Long
Counts the number of documents in the collection according to the given options.
Return
the number of documents in the collection
Parameters
filter
the query filter
options
the options describing the count
suspend fun <T : Any> MongoCollection<T>.countDocuments(clientSession: ClientSession, filter: String, options: CountOptions = CountOptions()): Long
Counts the number of documents in the collection according to the given options.
Return
the number of documents in the collection
Parameters
clientSession
the client session with which to associate this operation
filter
the query filter
options
the options describing the count