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Exponential controversy rank (#4872)

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* Update utils.sql

* add migration
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dullbananas 2024-07-02 06:40:18 -07:00 committed by GitHub
parent a7c39226e2
commit fd58b4f809
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3 changed files with 35 additions and 1 deletions
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2
crates/db_schema/replaceable_schema/utils.sql
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@ -8,7 +8,7 @@ CREATE FUNCTION r.controversy_rank (upvotes numeric, downvotes numeric)
0
ELSE
(
upvotes + downvotes) * CASE WHEN upvotes > downvotes THEN
upvotes + downvotes) ^ CASE WHEN upvotes > downvotes THEN
downvotes::float / upvotes::float
ELSE
upvotes::float / downvotes::float

17
migrations/2024-07-01-014711_exponential_controversy/down.sql Normal file
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@ -0,0 +1,17 @@
UPDATE
post_aggregates
SET
controversy_rank = CASE WHEN downvotes <= 0
OR upvotes <= 0 THEN
0
ELSE
(upvotes + downvotes) * CASE WHEN upvotes > downvotes THEN
downvotes::float / upvotes::float
ELSE
upvotes::float / downvotes::float
END
END
WHERE
upvotes > 0
AND downvotes > 0;

17
migrations/2024-07-01-014711_exponential_controversy/up.sql Normal file
View File

@ -0,0 +1,17 @@
UPDATE
post_aggregates
SET
controversy_rank = CASE WHEN downvotes <= 0
OR upvotes <= 0 THEN
0
ELSE
(upvotes + downvotes) ^ CASE WHEN upvotes > downvotes THEN
downvotes::float / upvotes::float
ELSE
upvotes::float / downvotes::float
END
END
WHERE
upvotes > 0
AND downvotes > 0;