public virtual async Task <bool> UpdateAsync <T>(FilterDefinition <T> filter, UpdateDefinition <T> update)
where T : class
{
filter.CheckNull(nameof(filter));
update.CheckNull(nameof(update));
var collection = _db.GetCollection <T>(typeof(T).Name);
var result = await collection.UpdateOneAsync(filter, update);
return(result.IsAcknowledged);
}
