To design a data model for the mentioned entities, you can start by identifying the relationships and attributes of each entity. Here's a suggested data model you can use:
1. Team/Group:
- TeamID (primary key)
- TeamName
- TeamDescription
2. Project:
- ProjectID (primary key)
- ProjectName
- ProjectDescription
- TeamID (foreign key referencing Team/Group)
3. Member:
- MemberID (primary key)
- MemberName
- MemberEmail
- TeamID (foreign key referencing Team/Group)
4. Task:
- TaskID (primary key)
- TaskName
- TaskDescription
- ProjectID (foreign key referencing Project)
- MemberID (foreign key referencing Member)
- TaskStatus (e.g., pending, in progress, completed)
5. Activity:
- ActivityID (primary key)
- ActivityName
- ActivityDescription
- ProjectID (foreign key referencing Project)
6. Messaging:
- MessageID (primary key)
- SenderID (foreign key referencing Member)
- ReceiverID (foreign key referencing Member)
- MessageContent
- MessageTimestamp
7. Schedule:
- ScheduleID (primary key)
- ScheduleName
- ScheduleDescription
- ProjectID (foreign key referencing Project)
- StartDate
- EndDate
8. Recurrence:
- RecurrenceID (primary key)
- ScheduleID (foreign key referencing Schedule)
- RecurrenceType (e.g., daily, weekly, monthly)
- RecurrenceValue (e.g., every 2 weeks, every 3 months)
9. Role:
- RoleID (primary key)
- RoleName
- RoleDescription
10. Planned:
- PlannedID (primary key)
- TaskID (foreign key referencing Task)
- PlannedDate
11. Expiration:
- ExpirationID (primary key)
- TaskID (foreign key referencing Task)
- ExpirationDate
12. Notification:
- NotificationID (primary key)
- TaskID (foreign key referencing Task)
- NotificationType (e.g., email, SMS)
- NotificationContent
- NotificationSent (boolean indicating if the notification has been sent)
13. Key Performance Indicator (KPI):
- KPIID (primary key)
- KPIName
- KPIDescription
- ProjectID (foreign key referencing Project)
- KPIValue
- KPIStatus (e.g., on track, behind schedule, exceeded)
This data model allows you to capture the relationships between teams, projects, members, tasks, activities, messaging, schedule, recurrence, roles, planned dates, expirations, notifications, and key performance indicators. You can further customize and add additional attributes based on your specific requirements.