One-to-One Self-Referencing Relationship Demo

This lesson contains the implementation of the one-to-one self-referencing relationship.

We'll cover the following

- The implementation

The implementation

Provided below is the implementation of the complete application setup we designed in this chapter. Press the ‘run’ button below and try to use the application by interacting with the UI.

You can also switch to the terminal tab to run test cases using the following command:

mvn test

Note: If you plan to run the test cases, you will need to halt the current application server and change the directory to /usercode.

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Software Architecture

Managing a Standalone Entity

One-to-One Uni-directional Relationship

One-to-One Bi-directional Relationship

One-to-One Self-Referencing Relationship

One-to-Many Uni-directional Relationship

One-to-Many Bi-directional Relationship

One-to-Many Self-Referencing Relationship

Many-to-Many Unidirectional Relationship

Many-to-Many Bi-directional Relationship

Many-to-Many Bi-directional with Join-Attribute Relationship

Many-to-Many Self-Referencing Relationship

Many-to-Many Self-Referencing with Join-Attribute Relationship

Single Table Inheritance

Concrete Table Inheritance

Class Table Inheritance

Appendix

One-to-One Self-Referencing Relationship Demo

The implementation