Category: Spring
Spring
Composite Primary Key Composite primary key is a combination of two or more columns in a table. So instead of a single column to be a primary key, more than one column or field is made to be a primary key to uniquely identify the rows in a given table. Let’s say you have created…
Posted in Spring JPA
Introduction Servlet filters are Java classes that are invoked at pre and post processing of requests. So filters are used to intercept requests from clients before they access requests at backend (server). to manipulate responses from server before they are sent back to the client RequestContextFilter is also a servlet filter that extends OncePerRequestFilter that…
Posted in Spring Boot