Re: [ROOT] ROOT versus SGBD

From: Christian Holm Christensen (cholm@nbi.dk)
Date: Sun Nov 21 2004 - 17:14:31 MET


Hi Ivan,

On Sat, 2004-11-20 at 16:33 -0300, Ivan Koga wrote:
> Hi everybody,
> I'm new on ROOT and I was questioned about the ROOT performance. Is ROOT 
> better to store data than a SGBD like MySQL? If it's true or false... why?
> Does anybody knows how to answer this questions?

The answer really depends on what you want to store.  

Most experiments use ROOT files for storing data in, while they use a
RDB (Relational Database - like MySQL, PostgreSQL, etc.) for storing
calibration data, run information, state information, and so on. 

ROOT files are good if you have complicated tree's of data, while RDB's
are better suited for simple table-like data. 

But, again, it really depends on what you want to do. 

Yours,

-- 
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