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Update README.md #32

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12 changes: 12 additions & 0 deletions hadoop-huaweicloud/README.md
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Expand Up @@ -4,6 +4,18 @@ Pdist：将hadoop-obs依赖的obs java sdk以及okttp等依赖进行了shade，
Dhadoop.version：定义了依赖的hadoop版本，目前仅支持依赖hadoop-2.8.x及以上版本
Dhadoop.plat.version：定义了jar的命名规范，和-Dhadoop.version保持一致即可
jar包命名规范：hadoop-huaweicloud-x.x.x-hw-y.jar包含义：前三位x.x.x为依赖的hadoop版本；最后一位y为hadoop-obs版本，例如：hadoop-huaweicloud-3.1.1-hw-45.jar，3.1.1是配套的hadoop版本，45是hadoop-obs的版本
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Version 3.1.1.54.0/2.8.3.54.0

【优化】支持append场景去除head行为，提升append的性能表现
【注】该版本性能优化特性需要手动配置core-site.xml的配置项，新增如下配置
<property>
<name>fs.obs.appendRemoveHead</name>
<value>true</value>
</property>
<property>


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