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From Tim Robertson <timrobertson...@gmail.com>
Subject Re: worth choosing the shortest possible column names/keys?
Date Sun, 14 Mar 2010 09:25:46 GMT
Thanks Stack and others from me also.


On Sun, Mar 14, 2010 at 10:22 AM, TuX RaceR <tuxracer69@gmail.com> wrote:

> Thank you guys for your answers. I'll map descriptive names to short name
> too ;)
> Cheers
> TuX
>
>
> Lars Francke wrote:
>
>> Will I save a lot of space (especially if I have many small columns)?
>>>
>>>
>>
>> I don't have any hard numbers for you but I tested it and I remember
>> that on a dataset of about 10-20 GB I could save about 200-500 MB
>> (this was with compression enabled) just by not using descriptive
>> sting qualifiers that weren't data by itself. A lot of small columns
>> for me too (mostly counters). I use a simple mapping of short byte
>> arrays to strings so that it is still very easy to use in the client.
>>
>> I asked that very same question a few months ago on IRC but I think
>> nobody answered so I'd be interested in what others do as well.
>>
>> Cheers,
>> Lars
>>
>>
>
>

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