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DEV: Correct historical badge and user_badge index discrepancies (#10017)

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Badge and user_badge tables were created using add_column index: true
When the migration was written, `index: true` was a no-op for non-reference columns
Since then, rails made it work 9a0d35e820
This migration adds the index to very old sites, so that we have a consistent state
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David Taylor 2020-06-11 11:46:28 +01:00 committed by GitHub
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db/migrate/20201006172700_create_missing_badge_indexes.rb Normal file
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# frozen_string_literal: true
# Badge and user_badge tables were created using add_column index: true
# When the migration was written, `index: true` was a no-op for non-reference columns
# Since then, rails made it work https://github.com/rails/rails/commit/9a0d35e820464f872b0340366dded639f00e19b9
# This migration adds the index to very old sites, so that we have a consistent state
# frozen_string_literal: true
class CreateMissingBadgeIndexes < ActiveRecord::Migration[6.0]
def up
execute "CREATE INDEX IF NOT EXISTS index_user_badges_on_user_id ON public.user_badges USING btree (user_id)"
execute "CREATE INDEX IF NOT EXISTS index_badges_on_badge_type_id ON public.badges USING btree (badge_type_id)"
end
def down
raise ActiveRecord::IrreversibleMigration
end
end