RethinkDB 2.1.5 发布，此版本主要是 bug 修复： 兼容性 RethinkDB 2.1.5 servers cannot be mixed with servers running RethinkDB 2.1.4 or earlier in the same cluster Bug 修复 Fixed a memory corruption bug that caused segmentation faults on some systems (#4917) Made the build system compatible with OS X El Capitan (#4602) Fixed spurious "Query terminated by rethinkdb.jobs table" errors (#4819) Fixed an issue that caused changefeeds to keep failing after a table finished reconfiguring (#4838) Fixed a race condition that resulted in a crash with the messagestd::terminate() called without any exception. when losing a cluster connection (#4878) Fixed a segmentation fault in the mark_ready() function that could occur when reconfiguring a table (#4875) Fixed a segmentation fault when using changefeeds on orderBy.limit queries (#4850) Made the Data Explorer handle changefeeds on orderBy.limit queries correctly (#4852) Fixed a "Branch history is incomplete" crash when reconfiguring a table repeatedly in quick succession (#4866) Fixed a problem that caused indexStatus to report results for additional indexes that were not specified in its arguments (#4868) Fixed a segmentation fault when running RethinkDB on certain ARM systems (#4839) Fixed a compilation issue in the UTF-8 unit test with recent versions of Xcode (#4861) Fixed an Assertion failed: [ptr_] error when reconfiguring tables quickly with a debug-mode binary (#4871) Improved the detection of unsupported values in r.js functions to avoid aGuarantee failed: [!key.IsEmpty() && !val.IsEmpty()] crash in the worker process (#4879) Fixed an unitialized data access issue on shutdown (#4918) 性能改进 Improved the performance of getAll queries that fetch multiple keys at once (#1526) Optimized the distribution of tasks across threads on multi-core servers (#4905) 下载：https://github.com/rethinkdb/rethinkdb/archive/v2.1.5-2.zip。 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。 RethinkDB 2.1.5 发布，分布式数据库下载地址
