[development] Incremental upgrades
Gabor Hojtsy
gabor at hojtsy.hu
Fri Aug 3 20:47:03 UTC 2007
Derek Wright wrote:
> So, hypothetically, the updates from 4.6.x to 4.7.x might have used some
> function in 4.7.x core that no longer exists or works the same way in
> 6.x. If that was true, you couldn't just upgrade directly from 4.6.x to
> 6.x, since when you hit the update function that only worked in 4.7.x
> core, it would fail and then the rest of the upgrade path could be
> busted. Therefore, first upgrading from 4.6.x to 4.7.x, then from 4.7.x
> to 5.x, and finally from 5.x to 6.x, is the safest, since you're always
> running update functions against the version of core they were written
> for and tested with.
There was exactly a node types API problem with updates from Drupal 4.6
to 5.0 going directly: http://drupal.hu/english/node/8
Gabor
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