# Data Management

- Distributed Data Service
  - [Distributed Data Service Overview](database-mdds-overview.md)
  - [Distributed Data Service Development](database-mdds-guidelines.md)
- Relational Database
  - [RDB Overview](database-relational-overview.md)
  - [RDB Development](database-relational-guidelines.md)
- Preferences
  - [Preferences Overview](database-preference-overview.md)
  - [Preferences Development](database-preference-guidelines.md)
- Distributed Data Object
  - [Distributed Data Object Overview](database-distributedobject-overview.md)
  - [Distributed Data Object Development](database-distributedobject-guidelines.md)