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From Gary Dusbabek <gdusba...@gmail.com>
Subject Re: Changing schema w/o losing data - Can it be done?
Date Wed, 04 Aug 2010 15:17:29 GMT
NullPointerException--it sounds like you're restarting?

If so, you should look into `nodetool drain`.
http://wiki.apache.org/cassandra/FAQ#modify_cf_config

Gary

On Wed, Aug 4, 2010 at 03:27, David Boxenhorn <david@lookin2.com> wrote:
> When I change schema I need to delete the commit logs - otherwise I get a
> null pointer exception.
>
> Is there a way that I can force Cassandra to empty the commit logs so I
> won't lose data???
>
> (There has not been much recent activity, nor is there much current
> activity. There was only one log and it was only 54K.)
>

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