Learn Spring Boot: Create a CRUD application from scratch

Generate a Spring Boot project with Spring Initializr, choose web and data dependencies, and import with Maven. Add DevTools, configure GSP pages and Tomcat for a CRUD app.

Create department and employee models with id, name, and fields like first name, last name, email, date, gender, and department, then generate getters and setters for database and service layers.

Create a database schema and two tables, employee and department, with primary keys and fields, run a test query, and prepare to connect the Spring Boot CRUD app.

Connect your application to the database by configuring the application.properties file with the schema name, the username, the password, and the secret.

Demonstrate implementing the DAO layer in a Spring Boot CRUD app by building prepared statements for inserting, updating, and fetching employees, and loading departments.

Define a Spring Boot employee controller with mappings for new, save, view, edit, and delete operations, populate department lists, and redirect after save to the employee list.

Create a spring boot controller with mappings for CRUD operations on employees, wiring an employee service, and managing model attributes, views, and redirects to the appropriate employee pages.

Create a proper src/main structure to house your GSP files, set up a dedicated GSP folder, and add JSP pages for employee views to support the CRUD application.

Create an add employee jsp page in a spring framework app, using bootstrap for responsive layout, with model attribute binding, action post to save employee, and a dynamic department dropdown.

Create a new employee by entering name, gender, date of birth, and email, then click create and verify insertion on the view employees page successfully.

Gain an overview of bootstrap essentials, from form controls and labels to sizing and buttons, and explore grid layouts and containers via the official docs.