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From Ted Zlatanov <...@lifelogs.com>
Subject Re: renaming a SuperColumn
Date Thu, 18 Mar 2010 18:01:31 GMT
On Thu, 18 Mar 2010 11:50:53 -0500 Jonathan Ellis <jbellis@gmail.com> wrote: 

JE> 2010/3/18 Ted Zlatanov <tzz@lifelogs.com>:
>> I find it useful in one particular schema to have SuperColumns with
>> specific names and rename them sometimes.  Rather than client-side
>> (read, write, delete) it would be nice if there was a SuperColumnRename
>> Mutation than encapsulated that sequence on the server side and perhaps
>> implemented it more efficiently.  Right now I pay a pretty high cost for
>> the client roundtrips and this would make my writers much more
>> efficient.  I don't need it to be atomic.
>> 
>> Is this feasible and has it been discussed before?

JE> -1 on adding a special case for this.

Is it really uncommon or wrong (in Cassandra's data model) to want to
rename a SuperColumn?  It seems genuinely useful to me, so I must be
missing something obvious.  Or is the problem with the code complexity
and bugs it could spawn?

Ted


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