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From Alain RODRIGUEZ <arodr...@gmail.com>
Subject Re: Migrating from Snappy to LZ4 on C* 1.2
Date Tue, 29 Apr 2014 09:22:13 GMT
Hi, I would say:

1 - Yes
2 - Yes (No major compaction needed, upgradesstables should do the job)

As always in case of doubt, as always, test it. ├Čn this case you can even
do it using a local machine.

Alain


2014-04-29 9:57 GMT+02:00 Katriel Traum <katriel@google.com>:

> Hello,
>
> I am running mostly Cassandra 1.2 on my clusters, and wanted to migrate my
> current Snappy compressed CF's to LZ4.
>
> Changing the schema is easy, my questions are:
> 1. Will previous, Snappy compressed tables still be readable?
> 2. Will upgradesstables convert my current CFs from Snappy to LZ4? Or do I
> have to run major compaction?
>
> Thanks,
>  Katriel
>

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