Data Handling and Persistence

Database Integration
- Connecting to various databases (SQL and NoSQL) with Hapi.js.
- Using ORMs (Object-Relational Mappers) like Sequelize or Bookshelf.js.
- Implementing data access layers and repositories.
Data Validation and Transformation
- Advanced data validation techniques.
- Using hooks and plugins for data transformation before saving or sending responses.
Transactions and Data Integrity
- Managing database transactions.
- Ensuring data integrity and consistency in concurrent operations.