Крупнейшая нефтяная компания мира задумалась об альтернативе для морских перевозок нефти14:56
Interestingly, total table/collection size - including indexes - is over 2x smaller on Mongo: 1584 / 710 = 2.23. Indexes are likewise smaller - not surprising, since MongoDB compresses data of collections and indexes by default. Let's take a peek at products as well:，推荐阅读搜狗输入法下载获取更多信息
print(record['country']['name'])。关于这个话题，同城约会提供了深入分析
更多精彩内容，关注钛媒体微信号（ID：taimeiti），或者下载钛媒体App