MongoDB Playground

• http://localhost:8082/db/temp
• Learn more about transactions in MongoDB.

Unset a nullable Field

1. await MetadataModel.findOneAndUpdate(
     { _id: metadata._id },
     { $unset: { taskId: 1 }, someOtherField: "value" },
   );
   

2. const metadata = await MetadataModel.findById(metadata._id);
   if (data) {
     data.taskId = undefined;
     data.someOtherField = "value";
     await data.save();
   }