如何向现有 HBase 表添加新列族? [英] How to add new column family to an existing HBase table?

问题描述

我创建了一个表

create 'tablename', 'columnfamily1'

现在可以添加另一个列族columnfamily2"吗?方法是什么?

Now is it possible to add another column family 'columnfamily2'? What is the method?

推荐答案

好像

alter 'tablename', 'columnfamily2'

成功了.可以先禁用tablename".但是，即使启用它也能正常工作.

does the trick. One may, disable 'tablename' first. However, it works fine even if enabled.

hbase(main):015:0> alter 'tablename', {NAME=> 'columnfamily2'}
Updating all regions with the new schema...
0/1 regions updated.
1/1 regions updated.
Done.

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