Apache Sqoop 1.99.4 发布，Hadoop 数据迁移

Apache Sqoop 1.99.4 发布，这是 Sqoop2 的第四个里程碑版本，是非常重要的一个里程碑。

Sqoop是一个用来将Hadoop和关系型数据库中的数据相互转移的工具，可以将一个关系型数据库（例如 ： MySQL ,Oracle ,Postgres等）中的数据导入到Hadoop的HDFS中，也可以将HDFS的数据导入到关系型数据库中。

该版本改进内容和新特性：

Improvement

• [SQOOP-773] – Sqoop2: Batch execution support for client commands
• [SQOOP-1144] – Sqoop2: Add fixVersion to PreCommit branch detection
• [SQOOP-1189] – Sqoop2: Ensure that clone methods will correctly copy over all values from all parents
• [SQOOP-1196] – Sqoop2: Add support for arbitrary compression codecs
• [SQOOP-1211] – Sqoop2: Derby repo: Sync maximal length of versions
• [SQOOP-1225] – Sqoop 2 documentation for connector development
• [SQOOP-1290] – Sqoop2: Kill Tomcat in case that Sqoop Server fails to load
• [SQOOP-1509] – Sqoop2: Sqoop2 Rest API refactoring
• [SQOOP-1547] – Sqoop2: Connector API stabilization
• [SQOOP-1557] – Sqoop2: SQ_CONFIGURABLE ( for entities who own configs)
• [SQOOP-1566] – Sqoop2: Fix the upgrade logic for SQOOP-1498
• [SQOOP-1585] – Sqoop2: Prefix mapreduce classes with MR ( no functionality change)
• [SQOOP-1586] – Sqoop2: Rename leftovers from the SQOOP2 merge of 1367
• [SQOOP-1597] – Sqoop2: Refactor DerbySchemaQuery into one for create/ update/ and then CRUD operarations
• [SQOOP-1620] – Sqoop2: FileSystem should be configurable in HDFS connector

New Feature

• [SQOOP-777] – Sqoop2: Implement intermediate data format representation policy
• [SQOOP-1232] – Sqoop2: Provide tooling infrastructure for Sqoop2
• [SQOOP-1367] – Sqoop2: From/To

其他还有很多 bug 的修复，详情请看 Release Notes

相关链接

• Sqoop 的详细介绍：请点这里
• Sqoop 的下载地址：请点这里

文章转载自：开源中国社区 [http://www.oschina.net]

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