in sql connecting transaction table with different kinds of transactions?

I am making a mysql database for a restaurant. I have a table called: *tbl_contents* which stores all the contents ...

Relationships between Master and Transaction tables?

In my database design, I've defined Master tables (data definition tables, static in nature) which will be used to g...

Hotel Management Database Design Problems?

I am trying to get started with Web Development by trying to develop a Hotel Management System. I am using MySQL 5....

MySQL Database Schema for role based system?

We are developing a platform for NGOs (N) to get their work done via Individual Volunteers (V) or Volunteers via a C...

Abstract Class from UML to ER diagram. Possible ? How??

I have the below UML class diagram with Abstract Class, and sub-Classes that extends from it. and i want to make an ...

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