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hbase [2015/08/18 10:26] steve |
hbase [2016/07/01 12:35] steve |
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* [[Hadoop]] | * [[Hadoop]] | ||
+ | * [[hdfs]] | ||
* [[https://hbase.apache.org/book.html|Apache HBase Reference Guide]] | * [[https://hbase.apache.org/book.html|Apache HBase Reference Guide]] | ||
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<code> | <code> | ||
hbase org.apache.hadoop.hbase.mapreduce.Export table_name /tmp/table_name | hbase org.apache.hadoop.hbase.mapreduce.Export table_name /tmp/table_name | ||
+ | </code> | ||
+ | |||
+ | ** Importing a table: ** | ||
+ | |||
+ | From the docs: "Import is a utility that will load data that has been exported back into HBase." [[http://hbase.apache.org/book.html#_import|Source]] | ||
+ | |||
+ | <code> | ||
+ | hbase -Dhbase.import.version=0.94 org.apache.hadoop.hbase.mapreduce.Import <tablename> <inputdir> | ||
</code> | </code> | ||
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<code> | <code> | ||
- | alter 'table', { TTL = 604800 } | + | alter 'table', { TTL => 604800 } |
major_compact 'table' | major_compact 'table' | ||
</code> | </code> |