Migrating MongoDB for Talend Data Stewardship

Follow this procedure to upgrade MongoDB 4.4 to MongoDB 5 or 7 and migrate data for Talend Data Stewardship. For more information about the compatible versions, see Compatible databases.

1. Stop your instance of the previous version of Talend Data Stewardship but keep MongoDB running.
2. Back up your MongoDB by running the following command.

   For Linux:

   <mongo_path>/bin ./mongodump -h <source_mongodb_host>:<source_mongo_port> -u <mongo_tds_username> -p <mongo_tds_password> -d <mongo_tds_database> -o <backup_location>

   For Windows:

   <mongo_path>/bin>mongodump -h <source_mongodb_host>:<source_mongo_port> -u <mongo_tds_username> -p <mongo_tds_password> -d <mongo_tds_database> -o <backup_location>

   For example: mongodump -h localhost:27017 -u tdsuser -p tds -d tds -o dump\

3. Stop the MongoDB instance.
4. Uninstall MongoDB 4.4.
5. Install MongoDB 5 or 7. For more information about the MongoDB installation, see the MongoDB documentation.
6. Start the new MongoDB version.
7. Restore the MongoDB backup by running the following command.

   For Linux:

   <mongo_path>/bin ./mongorestore -h <mongo_host>:<mongo_port> -u <mongo_tds_username> -p <mongo_tds_password> -d <mongo_tds_database> <backup_location>  

   For Windows:

   <mongo_path>/bin>mongorestore -h <mongo_host>:<mongo_port> -u <mongo_tds_username> -p <mongo_tds_password> -d <mongo_tds_database> <backup_location>

   For example: ./mongorestore -h localhost:27017 -u tdsuser -p tds -d tds -o dump\

8. Start Talend Data Stewardship.