Database normalization is the cornerstone of database theory. Once a database is normalized, relationships between the data in multiple tables must be established. A hefty part of designing a ...

Ok this SHOULD be so easy but I must be making it overly complex.<br><br>I have an employee-boss relationship.<br><br>HOWEVER, in theory an employee could have TWO or more bosses.<br><br>So to deal ...

The Jakarta Persistence API (JPA) is a Java specification that bridges the gap between relational databases and object-oriented programming. This two-part tutorial introduces JPA and explains how Java ...

Traditionally, business intelligence (BI) solutions have been built on relational databases and employ very well-established technology. They are used for reporting and for predictive analytics, ...

Learn the key differences between relational and NoSQL databases with this in-depth comparison. There’s nothing wrong with the traditional relational database management system. In fact, many NoSQL ...

Now we will create the relationship between tables after naming the tables. On the Data tab, click Relationships in the Data Tools group. A Manage Relationships dialog box will open. In the Manage ...