donphan/db/migrate/20180812173710_copy_status_...

20 lines
538 B
Ruby

class CopyStatusStats < ActiveRecord::Migration[5.2]
disable_ddl_transaction!
def up
safety_assured do
execute <<-SQL.squish
INSERT INTO status_stats (status_id, reblogs_count, favourites_count, created_at, updated_at)
SELECT id, reblogs_count, favourites_count, created_at, updated_at
FROM statuses
ON CONFLICT (status_id) DO UPDATE
SET reblogs_count = EXCLUDED.reblogs_count, favourites_count = EXCLUDED.favourites_count
SQL
end
end
def down
# Nothing
end
end