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Angular 11 + Spring JPA + PostgreSQL example | Angular 11 Http Client – Spring Boot RestApi Server

loizenai
Software Engineer - Founder at https://loizenai.com
・3 min read

https://ozenero.com/angular-11-spring-jpa-postgresql-crud

Angular 11 + Spring JPA + PostgreSQL example | Angular 11 Http Client – Spring Boot RestApi Server

In this tutorial, ozenero shows you Angular 11 Http Client & Spring Boot Server example that uses Spring JPA to interact with PostgreSQL and Angular 11 as a front-end technology to make request and receive response.

Related Posts:

Updated:

I. Technologies

– Java 1.8
– Maven 3.3.9
– Spring Tool Suite – Version 3.8.4.RELEASE
– Spring Boot: RELEASE
– Angular 11

II. Overview

angular-http-service-architecture

1. Spring Boot Server

angular-4-spring-jpa-postgresql-spring-boot-architecture

For more details about Spring JPA - PostgreSQL, please visit:
How to use Spring JPA with PostgreSQL | Spring Boot

2. Angular 11 Client

angular-4-spring-jpa-postgresql-angular-architecture

For more details:

III. Practice

1. Project Structure

1.1 Spring Boot Server

angular-4-spring-jpa-postgresql-spring-boot-structure

  • Class Customer corresponds to entity and table customer, it should be implemented Serializable.
  • CustomerRepository is an interface extends CrudRepository, will be autowired in CustomerController for implementing repository methods and custom finder methods.
  • CustomerController is a REST Controller which has request mapping methods for RESTful requests such as: getAll, postCustomer, delete, findByLastName.
  • Configuration for Spring Datasource and Spring JPA properties in application.properties
  • Dependencies for Spring Boot and PostgreSQL in pom.xml

    1.2 Angular 11 Client

    angular-4-spring-jpa-postgresql-angular-structure

https://ozenero.com/angular-11-spring-jpa-postgresql-crud

Angular 11 + Spring JPA + PostgreSQL example | Angular 11 Http Client – Spring Boot RestApi Server

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