8.1. Database Inserts, Updates, and Deletes8.1.1. Reloading Data and Relocation Techniques8.1.1.1. Solving the reload problem in practice8.1.2. Inserting, Updating, and Deleting Data8.1.2.1. Inserting data8.1.2.2. Updating data8.1.2.3. Case study: updates in practice8.1.2.4. Deleting data