[mythtv] Scheduler needs table keys?

[Bruce Markey]

Bruce Markey wrote:
> Chris Pinkham wrote:
> ...
>> So from this quick test, you can see how drastic the differences can be
>> in different people's scheduler runtimes based solely on their types of
>> scheduled recordings and the number of each.
> 
> Verified. With 122 channels and 13 days of data for 42718
> program entries, I swapped type 3 and type 4 back and forth
> for 70 test rules and ran mythbackend --resched from another
> window. The match phase times as kAllRecord was consistently
> ~10.70 sec whereas kChannelRecord matched in ~0.87.

Hey, I figured out what was wrong with this test. Many of the
All rule were kPowerSearch and changing the type to Channel
invalidated them thus things went much faster =). I'll do a
more controlled test later...

--  bjm