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Timestamp Bound Access ERD

Entity relations for Timestamp Bound Access configuration. Technical basis for feature development.

---
title: Access Rules- and Data Versioning Diagram
---

erDiagram
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  UserGroup { 
    string accessVersion FK
  }
  ColumnGroupAccessRule }o..o{ AccessVersion: "use CGAR's up to arSnapTime"
  ColumnGroupAccessRule {
  }
  UserGroup }o--o{ AccessVersion: "may access these data versions"
  AccessVersion {
    Timestamp arSnapTime "e.g. 2024-01-27(T00:00:00)" 
    string dataVersion FK "Refer to by identifier (e.g. 'D2024-1')"
  }
  ParticipantGroupAccessRule }o..o{ AccessVersion: "use PGAR's up to arSnapTime"
  ParticipantGroupAccessRule {
  }
  AccessVersion }o--|| DataVersion: "repository data pinpointed at"
  DataVersion {
    Timestamp dataSnapTime "e.g. 2024-01-27(T00:00:00)" 
  }
  DataVersion }o--o{ CellData: "use data at dataSnapTime"
  CellData {
  }