Overwrite NULL values faster

getodk · Jan 23, 2025 · 8106627 · 8106627
1 parent 91de00f
commit 8106627
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/model/migrations/20250113-01-disable-nullable-blob-content-types.js b/lib/model/migrations/20250113-01-disable-nullable-blob-content-types.js
@@ -8,8 +8,8 @@
 // except according to the terms contained in the LICENSE file.
 
 const up = (db) => db.raw(`
+  UPDATE blobs SET "contentType"='application/octet-stream' WHERE "contentType" IS NULL;
   ALTER TABLE blobs
-    ALTER COLUMN "contentType" TYPE TEXT USING(COALESCE("contentType", 'application/octet-stream')),
     ALTER COLUMN "contentType" SET DEFAULT 'application/octet-stream',
     ALTER COLUMN "contentType" SET NOT NULL
 `);