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saadsharif / ttds-group

TTDS Group Project
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Delta encoding #23

Closed gingerwizard closed 2 years ago

gingerwizard commented 2 years ago

@lollobaldo adds delta encoding to positions

gingerwizard commented 2 years ago

I tested this and it doesn't improve query performance - slightly worsening the 99% percentile and max.

----------------STATISTICS----------------
Max: 8.082517
Min: 0.007037
Median: 1.250115
Mean: 1.553253674302789
Harmonic Mean: 0.3923709413461792
95% Percentile: 3.9752856499999987
99% Percentile: 5.305239200000002
Mean Hits: 54648.72310756972
Std. dev Hits: 53867.789631131076
Max Hits: 179659
Min Hits: 0
gingerwizard commented 2 years ago

Closing we aren't going to use. Little to no upside.