On Thu, Aug 21, 2014 at 2:15 PM, Mario M. Westphal <m...@mwlabs.de> wrote:
>
> When I understand you correctly, I should/must run an ANALYSIS on existing
> databases
>
SQLite will get the correct answer regardless. But you might get the
answer *faster* if you run ANALYZE after significant changes to the
database. But you should always get an equivalent answer.
Additional discussion can be found at:
http://www.sqlite.org/optoverview.html
http://www.sqlite.org/queryplanner-ng.html
--
D. Richard Hipp
d...@sqlite.org
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