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feat(compression): Use column compression in activity_events table. #13
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Closed
rfk
commented
Oct 20, 2016
| utm_term VARCHAR(40) | ||
| duration INTEGER NOT NULL DEFAULT 0 ENCODE lzo, | ||
| completed BOOLEAN NOT NULL DEFAULT FALSE ENCODE raw, | ||
| new_account BOOLEAN NOT NULL DEFAULT FALSE ENCODE raw, |
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It's pretty hard to compress randomly-interleaved single-bit booleans, hence raw :-)
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Connects to #9; @philbooth r?
I've done this on the existing DB by copying into a new table with compression enabled, and renaming it to replace the old table.