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HBase Administration Cookbook
book

HBase Administration Cookbook

by Yifeng Jiang
August 2012
Intermediate to advanced content levelIntermediate to advanced
332 pages
7h 3m
English
Packt Publishing
Content preview from HBase Administration Cookbook

Using CopyTable to copy data from one table to another

CopyTable is a utility to copy the data of one table to another table, either on the same cluster, or on a different HBase cluster. You can copy to a table that is on the same cluster; however, if you have another cluster that you want to treat as a backup, you might want to use CopyTable as a live backup option to copy the data of a table to the backup cluster.

CopyTable is configurable with a start and an end timestamp. If specified, only the data with a timestamp in the specific time frame will be copied. This feature makes it possible for incremental backup of an HBase table in some situations.

Note

"Incremental backup" is a method to only back up the data that has been changed during ...

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Publisher Resources

ISBN: 9781849517140Other