[Cdash] ITK appears in GDCM cdash

Julien Jomier julien.jomier at kitware.com
Thu Sep 3 11:53:18 UTC 2009

Amitha Perera wrote:
> Do you need a small integer?  You should really use a well known
> hashing algorithm, like SHA. I think even the 160-bit SHA-1 should be
> good enough for CDash.

The main issue is speed. For every test submitted we check if the 
computed crc32 is already in the database, if not we insert the new 
test. Comparing string is usually very slow for SQL queries, that's why 
crc32 was a good fit. Can SHA-1 (or other algorithms) return an integer?


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