The Entity-Relationship Model (ER) is a visual tool that helps you understand how different entities (objects or concepts) are related and how data is stored in a database.
The following is a diagram of the relationships between tables in the intermediate database that Iristrace makes available to its customers.
1. Entity-Relationship Diagram #
This diagram represents the relationships between the tables in the intermediate database of Iristrace V2.

2. Tables related to the template #
VS_TEMPLATE

3. Tables related to department and sub-department #
VS_UNIT

4. Tables related to checklist #
VS_CHECKLIST


5. Tables related to categories, questions and answers #
VS_QUESTION_ANSWER

6. Tables related to issues #
VS_ISSUE

7. Tables related to action plans #
VS_ACTION_PLAN

8. Tables related to comments #
VS_COMMENT

9. Tables related to the labels by templates #
VS_TEMPLATE_TAG

10. Tables related to files #
VS_FILES

11. Tables related to the labels per checklist #
VS_CHECKLIST_TAG

12. Tables related to users #
VS_USER
