RethinkDB 1.16.2 发布，此版本主要是 bug 修复更新：
Fixed a bug in r.range that caused query failures (#3767)
Fixed a race condition in the implementation of .order_by.limit.changes (#3765)
Fixed a build error that caused very slow r.js performance (#3757)
Removed spurious comma in the Data Explorer (#3730)
此版本现已提供下载：https://github.com/rethinkdb/rethinkdb/archive/v1.16.2-1.zip。
RethinkDB 1.16.1 也主要是 bug 修复更新：
Write a message to the log every time a file is deleted (#1780)
Fixed rethinkdb dump and other backup scripts to correctly detect the server version (#3706)
Changed the output of rethinkdb dump to clarify that indexes are being saved (#3708)
Fixed unbounded memory consumption when using the official OS X package or when building with boost 1.56.0 or higher (#3712)
Fixed the written_docs_total field of rethinkdb.stats (#3713)
Fixed a bug that caused the web UI to hang when creating or deleting indexes (#3717, #3721)
Fixed rounding of document counts in the web UI (#3722)
Fixed a bug that broke the -f flag of rethinkdb import (#3728)
Fixed a bug that prevented the web UI from loading data properly (#3729)
Fixed a bug that caused RethinkDB to refuse to link with jemalloc dynamically (#3741)
Fixed an uncaught exception in the handling of r.js (#3745)
RethinkDB 设计用来存储 JSON 文档的分布式数据库，可通过简单操作实现多机分布式存储。支持表的联合和分组查询。
特点：
简单编程模型
JSON 数据模型和一致性
分布式联合查询、子查询、聚合查询和原子更新操作
Hadoop 风格的 map/reduce.
轻松管理
提供友好的 Web 和命令行管理工具
服务器和网络故障时的谨慎处理
多数据中心复制和故障转移
水平伸缩
数据分片和复制到多个节点
自动化并行查询和分布式查询
通过 MVCC 并发实现无锁操作
来自:开源中国社区
