Re: [sqlite] Energy consumption of SQLite queries

2017-11-21 Thread Robert Oeffner
This is an interesting topic more belonging to the realms of information 
theory and statistical physics.


I am not an expert in this area but from what I recall from 
undergraduate physics the moment you create order in one corner of the 
universe entropy rises in another place of the universe. If you loosely 
speaking equate information gathering such as an SQL query as creating 
order then that must have a cost in terms of increasing the entropy 
(heat in this case) elsewhere. There is a lower bound on how little 
entropy is generated during this process which comes down to the 
efficiency of the process (hardware and software in your case).


One could get philosophical here and question whether mankinds computer 
modeling of climate change in itself causes the excess heat leading to 
global warming.



Regards,

Robert


--
Robert Oeffner, Ph.D.
Research Associate,
The Read Group, Department of Haematology,
Cambridge Institute for Medical Research
University of Cambridge
Cambridge Biomedical Campus
Wellcome Trust/MRC Building
Hills Road
Cambridge CB2 0XY
www.cimr.cam.ac.uk/investigators/read/index.html




Date: Tue, 21 Nov 2017 09:54:25 +1100
From: Ali Dorri <alidorri...@gmail.com>
To: SQLite mailing list <sqlite-users@mailinglists.sqlite.org>
Subject: [sqlite] Energy consumption of SQLite queries
Message-ID:

[sqlite] SQLite extension library for calculating histograms

2017-10-05 Thread Robert Oeffner

Hi,

I want to announce an extension library I have created recently, 
SQLiteHistograms, that allows creating histogram tables, tables of 
average values of histogram bins as well as tables of ratios between 
histogram bins from existing SQLite database files. Available from:


https://github.com/Oeffner/SQLiteHistograms

Feel free to comment or point out bugs. If this is not a suitable forum 
for this message please let me know of a more appropriate one.



Regards,


Robert
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