public async Task<bool> CollectionExistsAsync(string )
    {
        var filter = new BsonDocument("name", );
        //filter by collection name
        var collections = await GetDatabase().ListCollectionsAsync(new ListCollectionsOptions { Filter = filter });
        //check for existence
        return await collections.AnyAsync();
    }


本文转自94cool博客园博客，原文链接：http://www.cnblogs.com/94cool/p/6401585.html，如需转载请自行联系原作者