hbase 的regioninfo

最新推荐文章于 2024-10-10 11:10:29 发布

最新推荐文章于 2024-10-10 11:10:29 发布 · 266 阅读

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#大数据 #shell

本文介绍了一个名为scores的HBase表结构详情，该表包含两个列族：course与grade。每个列族都配置了相同的参数，如布隆过滤器、复制范围、版本数等。文章深入探讨了这些设置如何影响数据存储及查询效率。

无意间看了下接了个图：这个一个scores表的结构，这个表有两个faminly:course,grade

下面再来看regrioninfo的信息吧：

2147483647

BLOCKCACHE

2147483647

BLOCKCACHE

REGION => {NAME => 'scores,,1353524491099.c5c11a33d955ef1469708e17946c121b.', STARTKEY => '', ENDKEY => '', ENCODED => c5c11a33d955ef1469708e17946c121b, TABLE => {{NAME => 'scores', FAMILIES => [{NAME => 'course', BLOOMFILTER => 'NONE', REPLICATION_SCOPE => '0', VERSIONS => '3', COMPRESSION => 'NONE', TTL => '2147483647', BLOCKSIZE => '65536', IN_MEMORY => 'false', BLOCKCACHE => 'true'}, {NAME => 'grade', BLOOMFILTER => 'NONE', REPLICATION_SCOPE => '0', VERSIONS => '3', COMPRESSION => 'NONE', TTL => '2147483647', BLOCKSIZE => '65536', IN_MEMORY => 'false', BLOCKCACHE => 'true'}]}}