Files
qipai/database/migrations/2026081002_m08d_content_asset_scope.down.sql
T
2026-08-10 12:57:05 +08:00

32 lines
1.2 KiB
SQL

UPDATE qipai_advertisements a
INNER JOIN qipai_media_assets current_asset
ON current_asset.tenant_id = a.tenant_id AND current_asset.id = a.image_asset_id
INNER JOIN (
SELECT tenant_id, checksum_sha256, MIN(id) AS retained_id
FROM qipai_media_assets
GROUP BY tenant_id, checksum_sha256
) duplicate_group
ON duplicate_group.tenant_id = current_asset.tenant_id
AND duplicate_group.checksum_sha256 = current_asset.checksum_sha256
SET a.image_asset_id = duplicate_group.retained_id
WHERE a.image_asset_id <> duplicate_group.retained_id;
DELETE duplicate_asset
FROM qipai_media_assets duplicate_asset
INNER JOIN (
SELECT tenant_id, checksum_sha256, MIN(id) AS retained_id
FROM qipai_media_assets
GROUP BY tenant_id, checksum_sha256
) duplicate_group
ON duplicate_group.tenant_id = duplicate_asset.tenant_id
AND duplicate_group.checksum_sha256 = duplicate_asset.checksum_sha256
WHERE duplicate_asset.id <> duplicate_group.retained_id;
ALTER TABLE qipai_media_assets
DROP INDEX uq_qipai_media_scope_checksum,
DROP COLUMN scope_store_id,
ADD UNIQUE KEY uq_qipai_media_tenant_checksum (tenant_id, checksum_sha256);
DELETE FROM qipai_schema_migrations
WHERE version = '2026081002';