Apache MRQL 0.9.6-incubating 发布了，该项目目前还处于 Apache 基金会的孵化状态。 MRQL (发音 miracle) 是一个查询处理和优化系统，适用于大规模分布式的数据分析。MRQL (MapReduce Query Language) 是一个在计算机集群中对大规模数据的类 SQL 查询语言。MRQL 查询处理系统可使用如下三种模式评估 MRQL 查询： 使用 Hadoop 的 Map-Reduce 模式 使用 Apache Hama 的 BSP 模式 (Bulk Synchronous Parallel mode) 基于 Apache Spark 的 Spark 模式 新版本改进记录包括： New Features [MRQL-72] Add support for stream input on TCP sockets [MRQL-79] Add support for incremental query processing Bugs [MRQL-67] Fix maven build errors for JDK 1.8 [MRQL-69] Allow escaped quotes in JSON strings [MRQL-73] Set the max number of tasks in Spark mode [MRQL-76] Change the mrql.flink shell script to work with Flink 0.9.0 [MRQL-78] Turn off Flink log INFO messages [MRQL-81] Fix the coercion of persistent collections to in-memory bags [MRQL-82] Fix the split size calculation in map-reduce mode Improvements [MRQL-70] Update Flink version to 0.8.1 [MRQL-74] Update Flink version to 0.9.0 [MRQL-75] Add support for Hama v0.7 on Yarn [MRQL-77] Support single Flink jobs on YARN [MRQL-80] Support Flink 0.10 [MRQL-84] Improve performance of Incremental MRQL Tasks [MRQL-68] GitHub integration for MRQL [MRQL-71] Add google analytics tracking and bring the MRQL web site up-to-date [MRQL-85] Prepare for the 0.9.6 release Apache MRQL 0.9.6-incubating 发布下载地址
