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BEGIN;
ALTER TABLE patchwork_bundle_patches RENAME TO patchwork_bundlepatch;
CREATE SEQUENCE bundlepatch_tmp_seq;
ALTER TABLE patchwork_bundlepatch
ADD COLUMN "order" INTEGER NOT NULL
DEFAULT nextval('bundlepatch_tmp_seq');
ALTER TABLE patchwork_bundlepatch ALTER COLUMN "order" DROP DEFAULT;
DROP SEQUENCE bundlepatch_tmp_seq;
ALTER TABLE patchwork_bundlepatch ADD UNIQUE("bundle_id", "order");
UPDATE patchwork_bundlepatch SET "order" = 1 + "order" -
(SELECT min("order") FROM patchwork_bundlepatch AS p2
WHERE p2.bundle_id = patchwork_bundlepatch.bundle_id);
COMMIT;
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