H2 database github example The in-memory-h2vector-spring-boot-starter is a Spring Boot starter that provides support for vector fields and vector similarity functions using an in-memory H2 database. " " # Port to run h2 database on # int32 # Optional dbPort: " " # Whether to open a browser to the database"s web interface # bool # Optional launchBrowser: Example. Navigation Menu Toggle navigation. implementation 'com. xml to match your database type and Saved searches Use saved searches to filter your results more quickly GitHub is where people build software. @Id- This annotation specifies the primary key of the entity. Example test hibernate with H2. Sample H2 database. sql that removes some keywords not allowed with mysql and removes also the comments and the create sequence Do not forget to use first the h2tomysql. > mvn clean install > docker build -t springboot-h2-sample > docker run -d -p 8080:8080 A small demo project for using Json with Spring Boot 2, Spring Security, Spring Data, Jpa and H2 Database - celalaygar/spring-boot-security-example-with-h2-database Fullstack Spring Boot + Angular 16 CRUD example - Spring Web, Spring Data JPA, embedded database (H2 database), Angular 16, HttpClient, Router and Bootstrap 4. Spring Web, Spring Data JPA, embedded database (H2 database), Angular 16, HttpClient, Router and Bootstrap 4. I wanted to do two things: Delete existing ADMIN user, who had no user name or password: DROP USER ""; Create a new user, add a password for the new user: CREATE USER IF NOT EXISTS example PASSWORD 'example password' ADMIN; Saved searches Use saved searches to filter your results more quickly Fullstack Spring Boot + Angular 15 CRUD example - Spring Web, Spring Data JPA, embedded database (H2 database), Angular 15, HttpClient, Router and Bootstrap 4. GitHub is where people build software. It uses Spring Data JPA to interact with an H2 in-memory database. The example defines a basic JPA annontated data model containing a single entity, Person. From the main menu, select File More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. Contribute to eralpkabadayi/TutorialSampleForH2 development by creating an account on GitHub. Curate this topic Add this topic to your repo Example application showing the use of H2 database in Oracle Weblogic 12c. Reload to refresh your session. GitHub Gist: instantly share code, notes, and snippets. run(H2DemoApplication. User and password of the new db can be configured via env variables (see sample below). /test-db) tells H2 to persist the database to the default location (in run-h2-inside-container. "Flush" - forcibly writes all entities to the database. If you are familiar with Kotlin coding; And know the inner workings (at least a little bit) of Spring and Hibernate; And have built PoC solution using H2 database (or at least heard of it and knows it theoretically); But doesn't yet know how PersonEndpoint - Responsible to receive all requests and provides all responses in JSON Format; PersonResource- Responsible to make all database operations; Person - Represents the model entity Person with your attributes. sql' and populating the table with 'data_population. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Here's an example pertaining to what this script should output when run from the command line using:. Simple example: Embed H2 database within a groovy script (file based persistence) - embeddedH2. groovy This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. Apis help to create, retrieve, update, delete Tutorials. - GitHub - erigol/spring-boot-jpa-h2: Basic tutorial using spring-boot jpa and h2 database. If you want to learn more about Quarkus, please visit its Contribute to Ramas-java/spring-boot-hibernate-h2-database-example-v2-main development by creating an account on GitHub. " Spring boot project with H2 memory database, performing create, delete, get and update operations. xml) Above sub change file will create To configure the H2 database in a Spring Boot application using Gradle, follow these steps: Adding H2 Dependency. 0. This is simple application emulating money accounts and transfers among them. Code To associate your repository with the h2-database topic, visit your repo's landing page and select "manage topics. We will use Java record for the DTO (Data Transfer Object) and follow best practices by keeping the conversion logic in the service layer. it efficiently manages data with an H2 database. Curate this topic Add this This is a very basic project for beginners to learn about Spring Boot CRUD operations using REST-API and H2 embedded database. /groovy [/your/path/to]/h2-database-spring-boot-with-jdbctemplate. An example how to run H2 TCP Server by using Maven ang Gradle build tools. In this app we are using Spring Data JPA for built-in methods to do CRUD operations. and links to the h2-database topic page so that developers can more easily learn about it. Saved searches Use saved searches to filter your results more quickly Overview of Spring Boot R2DBC and H2 example. To review, open the file in an editor that reveals hidden Unicode Spring boot 2 Spring Batch Quartz integration example using H2 as a database. /mvnw spring-boot:run command. h2-database sample-database sql-schema. - GitHub - bezkoder/spring-boot-angu Contribute to dirask/spring-boot-hibernate-h2-database-example-v2 development by creating an account on GitHub. GitHub community articles Repositories. Remember an in-memory database is created/initialized when an A tag already exists with the provided branch name. - h2-database-spring-boot. This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. This project was started after a bit of searching for an existing project without much success. The example of CSVREAD of H2 database Raw. Topics Trending Collections Enterprise Spring Boot + Spring Security: Login and Registration example with JWT, H2 Database and HttpOnly Cookie - bezkoder/spring-boot-security-login Contribute to dirask/spring-boot-hibernate-h2-database-example-v2 development by creating an account on GitHub. todo angular spring spring-boot angular2 jpa sample-app full-stack angular4 webapp todolist todoapp sample-code h2-database sample-project . To install run sample. It scales to a large number of nodes and works in near real-time across WAN and Need h2 database with preloaded data in openshift? Here is an example. All vector operations are performed with java vector-api, leveraging efficient SIMD operations for vector similarity calculations. Spring Embedded Database Examples. In this example we have one master changelog file (changelog-master. Each employee has a department. For to do that I built an application with a RESTful services with the basic CRUD H2GIS is a spatial extension of the H2 database engine in the spirit of PostGIS. py --version H2ToMysql version 1. Contribute to Sanjay007/Spring-Batch-H2--Database-Example development by creating an account on GitHub. It provides compatibility modes for different database systems, such as MySQL, ORACLE, etc. groovy H2 is an embeddable RDBMS written in Java. 0 Restful webservice example using zio, zio-http, zio-json, quill, H2, twirl, zio-streams, zio-cache, zio-logging, zio-actors, zio-spark, openai, DallE To associate your repository with the h2-database topic The example of CSVREAD of H2 database. You'll know: How to configure Spring Data to work with H2 database How to define Data Models and Repository interfaces Way to create Spring Rest Controller to process HTTP requests This project explains CRUD (Create, Read, Update, Delete) operations using spring boot and H2 in-memory database. Contribute to iamvickyav/spring-boot-data-H2-embedded development by creating an account on GitHub. This project uses Quarkus, the Supersonic Subatomic Java Framework. h2_database. sql (change the name into the bash Simple project that shows you how to test a Quarkus application with Junit5, Mockito and H2 Database. The customer had "ostracized" Spring framework for some reasons, so I chose the following tech stack to build the application H2 Database remotely accessible via JDBC (over network/tcp) Creates the database automatically on startup if it does not exist already. An example setup of testing with Spring, Hibernate, JUnit,H2 database. An example of the H2 Database running with Spring Boot and written in Groovy. properties file, you can instantiate a database that will exist in memory, or be written to any accessible file system. master GitHub is where people build software. Sample Rest Api with Spring Boot and In Memory Database H2 - apjemran/rest-springboot-h2. For example, the following string creates a database named "sampleDB" in the current user's directory: Junit Test cases. - lyuxi99/spring-boot-grpc-example GitHub community articles Repositories. Evict all python3 h2tomysql. 6. So far, we've been using a temporary embedded in-memory database that disappears once our app shuts down. Template for a Spring 4 MVC + Embedded Database examples, using HSQLDB, H2 and Derby. Configuring Spring GitHub is where people build software. You signed out in another tab or window. abenmariem / spring-boot-2-rest-api-h2-database Star 0. You'll know: How to configure Spring Data, JPA, Hibernate to work with Database H2 Database example. It adds support for managing spatial features and operations on the new Geometry type of H2, the Open Geospatial Consortium (OGC) Simple Features for SQL (SFSQL) functions and additional spatial functions that we (the CNRS ) develop. xml at master · bezkoder/spring-boot-h2-database-crud. This is particularly useful for tracking when records are created Basic tutorial using spring-boot jpa and h2 database. sql This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. In this example, the database files are written to the project's folder as a file in a "data" folder. sql that contains the export of h2 script. main Spring Boot H2 Database CRUD example with Spring JPA, Spring Web MVC - spring-boot-h2-database-crud/pom. class, args); By following these steps, you kotlin heroku oauth2 spring-boot gradle rest-api h2-database github-actions Updated Jul 2, 2020; Kotlin; htnk128 / kotlin-ddd-sample Star 18. In the folder h2-dist/target/ you will find a zip file h2gis-standalone-bin. We all know about CRUD operation is the combination of Create (SAVE), Read (GET), Update Saved searches Use saved searches to filter your results more quickly The sample Project uses Kotlin code and uses Spring and Hibernate Framework as a Stand-Alone application to store data into the H2 database. Run this project by this command : mvn clean spring-boot:run The default username for the h2 database is sa and there is no password for the database. This example is self-contained and ready to play with after running mvn spring-boot:run. This is a simple maven-based Java example that uses spring-boot, an H2 embedded in-memory database and Hibernate ORM to stand up a graphql service. Contribute to Freeongoo/hibernate-testing development by creating an account on GitHub. Liquibase is an open-source database schema change management solution which enables you to manage revisions of your database changes easily. 0) collection of data models and SQL scripts for creating sample database schemas. Navigation Menu 1- Clone/Checkout git repository. Instant dev environments Configuring H2 to Use a Persistent Database. First goal is to show how Sample training project using Spring Boot + Hibernate + H2 Database + MapStruct - mokszr/mapstruct-tutorial GitHub is where people build software. It will open a browser based console application. This project explains CRUD (Create, Read, Update, Delete) operations using spring boot and H2 in SQL script that populates a sample H2 database. . Sign in GitHub community articles Repositories. The main file sets up the database, setting up the table with 'schema_setup. During container image build, all the scripts under init-scripts directory will be concatenated and written in one sql file. Or Download it as a zip file and unzip 2- Open command prompt and reach to root directory where spring boot with thymeleaf sample CRUD with h2 database and jpa - spring-boot-h2-jpa-thymeleaf-customer ===== Contact and feedback: The app uses an embedded H2 database and generates some dummy data (in the ApplicationServiceInitListener class), but you can point it to any database. Contribute to abenmariem/spring-boot-2-rest-api-h2-database development by creating an account on GitHub. @EnableJpaRepositories annotation is used on main class to Enable H2 DB related configuration, which A small example in the form of a note-taking application built using Spring Boot for the REST API with H2 for a database. 0 Restful webservice example using zio, zio-http, zio-json, quill, H2, twirl, zio-streams, zio-cache, zio-logging, zio-actors, zio-spark, openai, DallE To associate your repository with the h2-database topic I needed to password protect an existing H2 database. I updated my old example to Spring Boot and Spring Data JPA. Updated Jun 26, Example usage in an application integrating Spring Boot with Hibernate/JPA using H2 Database - JakubStapf/spring-boot-h2database-hibernate-with-chuck-norris-jokes You signed in with another tab or window. gradle file. See LICENSE. ; PersonsEndpointTest - Tests for some endpoints Case Study - Foreign Exchange Example (Spring Boot, Java 21, Docker, Maven, JUnit Test, Integration Test, In-Memory Database (H2 Database), Github Actions, Spring Open Api, Mapstruct, Spring Cache, Resillience4j (Rate Limiter)) - Rapter1990/foreignexchangeexample For more detail, please visit: Spring Boot JPA + H2 example: Build a CRUD Rest APIs. Add a description, image, and links to the h2-database topic page so that developers can more easily learn about it. To create the project, just run the command below: mvn eclipse:eclipse Purpose : Learn Usage of H2 Database */ Spring Boot + H2 Database Configuration. To use your own database: Configure the connection properties in the application. What You’ll Learn: Setting up a Spring Boot project with H2. all the files will be placed on your drive. More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. We will use Java record for the DTO (Data Transfer Object) and follow best We will build a Spring Boot R2DBC example that makes CRUD Operations with H2 database – a Tutorial application in that: Each Tutorial has id, title, description, published status. When inserting data that includes timestamps, you can utilize the CURRENT_TIMESTAMP function to automatically capture the current date and time. In this tutorial, we're gonna build a Spring Boot Rest CRUD API example with Maven that use Spring Data JPA to interact with H2 database. Open IntelliJ IDEA. This is a complete web application with a connectivity to mysql database. master \n. Handling spring boot way global exception handling and Swagger UI for Rest End points - pavankumar Fullstack Spring Boot + Angular 17 CRUD example - Spring Web, Spring Data JPA, embedded database (H2 database), Angular 17, HttpClient, Router and Bootstrap 4. AI-powered developer platform This repository contains a simple Product Management API developed using Spring Boot. Find and fix vulnerabilities You can connect to the H2 file in-memory database through any database manager: Copy-paste your absolute path of the /src/main/resources/data/ folder +> YOUR_ABSOLUTE_PATH_TO_DATA_FOLDER Set the following jdbc connection url over your database manager specifying that the Data Source is H2 This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. main Spring Boot H2 Database CRUD example with Spring JPA, Spring Web MVC - bezkoder/spring-boot-h2-database-crud. properties file in the backend project. Contribute to mkyong/spring-embedded-database development by creating an account on GitHub. Spring boot has been used to expose REST Endpoints and the client is written in angular. sh we set that to -baseDir /usr/lib/h2) Test it out: sql> create table person(id integer primary key, name varchar(100) not null); You signed in with another tab or window. Spring Boot H2 Database Example with Hibernate. kotlin spring-boot ddd swagger clean-architecture Spring Data JPA, Gradle, Groovy, Kotlin, Java, H2 Database, ActiveMQ, Gateway, Eureka Spring Boot GraphQl example - CRUD operations with embedded database (H2). java docker spring spring-boot maven lombok openapi cucumber assertj spring-security api-rest swagger-ui wiremock junit5 h2-database Build a Spring Boot CRUD Rest API example that uses Spring Data Jdbc to make CRUD Operations with H2 embedded Database. AI-powered developer platform Official GitHub Action to run Liquibase Init Start H2 in your GitHub Action Workflow. steps: - uses: Contribute to Freeongoo/hibernate-testing development by creating an account on GitHub. We all know about CRUD operation is the combination of Create (SAVE), Read (GET), Update (PUT) and Delete (DELETE). ###1. "Clear" - (clear 1st level cache) Completely clear the session. Code Issues Pull requests DDD sample project using Kotlin. Junit Test cases. Note: We configure the H2 database with Spring boot to create and use an in-memory database in runtime, generally for unit testing or POC purposes. sql'. yml About Demo project for Spring Boot with JPA and persisting H2 database GitHub is where people build software. It is designed to make bi-directional data replication fast, easy, and resilient. Spring Boot + Spring Security: Login and Registration example with JWT, H2 Database and HttpOnly Cookie - Thegitway/spring-boot-security-login fly -t example set-pipeline --pipeline spring-boot-sample-data-jpa-h2 --config concourse-pipeline. While the H2 database is convenient for development and testing, it is not recommended for production use. H2 Database example. @GeneratedValue- This annotation specifies the This project is a basic example of a Spring Boot application that provides CRUD operations for managing users. But additionally, I want to show challenging problems that can occur during the development while using the Spring Boot. Sample example about Connect gluon to H2 . Two files load and populate the database, located under the resources folder in the backend. groovy You signed in with another tab or window. Skip to content ZIO 2. This example started long time ago with Spring 3 and Hibernate 4. Here’s an example H2 database URL that includes some of the options: Spring boot 2 Spring data H2 rest api example. Let's learn about H2! - This example is based on the original Spring Boot / Atomikos example, but changed as follows: Changed the H2 database from in-memory to persistent storage. The API allows you to manage products, including adding, updating, retrieving, and deleting products. Contribute to h2database/h2database development by creating an account on GitHub. example : supposing you generated a h2. The database is H2 and using the parameters set in the application. We configured the default database settings in application. Find and fix vulnerabilities Codespaces. If you have valuable questions and dashboards, consider migrating to a production-ready database before upgrading Metabase. Now many years later, we have Spring Boot and Spring Data JPA which sets up everything for you and makes things easier. Demonstrates elementary CRUD operations in response to HTTP as well as returning JSON. AI-powered developer platform Spring Boot JPA + H2 example: Build a CRUD Rest APIs \n In this tutorial, we're gonna build a Spring Boot Rest CRUD API example with Maven that use Spring Data JPA to interact with H2 database. Examples covering Entities, SpringJDBC, JPA, Hibernate, SpringJPA, SQL Queries Using JPQL, Native Queries, basics of SpringREST/REST APIs, En cache for Second level caching using H2 database, MySQL and MongoDB along with TestNG Unit Tests examples for Repositories - GitHub - Sample Rest Api with Spring Boot and In Memory Database H2 - apjemran/rest-springboot-h2. - abenmariem/spring-batch-boot Saved searches Use saved searches to filter your results more quickly Spring Boot Configuration with H2 inMemory database using Spring Data JPA - darjiniraj/spring-boot-jpa-h2 Saved searches Use saved searches to filter your results more quickly Spring Boot Project demonstrating JPA and Hibernate capabilities. x sample database based on Sakila. The embedded H2 database will be started along with the application. Make sure to add the database name as crm. To use More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. 3. In this tutorial, you’ll learn how to build a Spring Boot CRUD (Create, Read, Update, Delete) application using the H2 in-memory database. For more detail, please visit: \n\n. A small demo project for using Json with Spring Boot 2, Spring Security, Spring Data, Jpa and H2 Database - celalaygar/spring-boot-security-example-with-h2-database Welcome to issues! Issues are used to track todos, bugs, feature requests, and more. MODE=PostgreSQL: This option sets the H2 database to emulate the behavior of a PostgreSQL database. This is a very basic project for beginners to learn about Spring Boot CRUD operations using REST-API and H2 embedded database. Topics java docker spring spring-boot maven lombok openapi cucumber assertj spring-security api-rest swagger-ui wiremock junit5 h2-database This project encompasses a C++ command line interface (CLI) program that interacts with a SQLite database. AI-powered developer platform You signed in with another tab or window. md for details. You switched accounts on another tab or window. h2 Database Insert Timestamp Example. mudigal-technologies / microservices-sample Star 361 spring-boot thymeleaf spring-data-rest session spring-security spring-mvc spring-data-jpa h2 shell-scripts bash-script h2-database shopping-cart-web Updated Aug 26, 2023; Java; My customer asked to develop a simple μService with embedded database and RESTful API. Spring Boot H2 Database CRUD example with Spring JPA, Spring Web MVC - bezkoder/spring-boot-h2-database-crud. 0 This project is an open-source (Apache License 2. */ public class TriggerSample {/** * This method is called when executing this sample application from the Below, we will explore how to insert data with timestamps, including examples and best practices. This starter simplifies the integration of vector-based operations into your Spring Audumbar99/spring-boot-h2-database-example This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. H2 is a relational database management system which can be used with java application very easily. - bezkoder/spring-boot-angular-16-crud-example GitHub Contribute to khvci/h2-database-demo development by creating an account on GitHub. H2 is an embeddable RDBMS written in Java. main Example usage for Spring Security with Spring Boot 3 using HTTP Basic with users from an H2 database. * This sample application shows how to use database triggers. Demo project for spring-boot-crud operation using JPA with h2 in-memory database. In this sample application H2(In Memory Database) is used to show simple integration of Liquibase using change log files. sh file for running H2 with H2GIS. Why, what and how H2 database is useful? What is H2 database? H2 is a very popular in memory database which is written in Java. We have used spring data to connect to the database and perform CRUD operation Example project showcasing kafka, h2-database, json/xml/pdf file generation. main More than 100 million people use GitHub to discover, fork, and contribute to over 420 million projects. The embedded H2 database stores all application data in the file system, which means that if the container is removed, all data—including questions, dashboards, and collections—will be lost. This is a basic sample of Spring Boot with Swagger, the goal is to describe the structure of the application APIs using swaggers as well as documentation. Copyright © 2018 Lisandro Fernandez. Contribute to lisandrofernandez/h2-sample In this tutorial, we're gonna build a Spring Boot Rest CRUD API example with Maven that use Spring Data JPA to interact with H2 database. Updated the Atomikos version to 5. master In this tutorial, you’ll learn how to build a Spring Boot CRUD (Create, Read, Update, Delete) application using the H2 in-memory database. Sample Database for a Webshop with customers, products and orders, including data! An H2 version 2. If you haven't specified an application database using environment variables when launching Metabase, an embedded H2 database will be created in its directory. - bezkoder/spring-boot-angular-17-crud-example GitHub community articles Repositories. Spring Boot R2DBC + H2 example - CRUD application with Spring Data R2DBC example, Spring WebFlux for Reactive Rest API (faster data coding and decoding), H2-Database (in-memory reactive database The main purpose of this sample project is to demonstrate the capabilities of spring boot. Spring Boot JPA + H2 example: Build a CRUD Rest APIs \n\n. A sample Java / Gradle / Spring Boot application running a gRPC server with H2 Database as storage. properties file to match your DB; Change the JDBC driver dependency in pom. Some of us do not know about H2 Database but we all know about MySQL or PostgreSQL database. Vaadin with parameters between pages and H2 database example - bykowski/vaadin-database This is a sample project to demonstrate integration of Liquibase and H2 embedded database with Spring Boot application. It supports SQL. bzdgn / spring-boot-restful-web-service-example Star 104. Spring Boot Demo App with H2 In Memory Database. As issues are created, they’ll appear here in a searchable and filterable list. Apis help to create, retrieve, update, delete Example done up with Groovy 2. Technologies used. x with the LogCloud capabilities. Here’s a simple example of a Spring Boot application that uses H2: public static void main(String[] args) { SpringApplication. We will build a Spring Boot R2DBC example that makes CRUD Operations with H2 database – a Tutorial application in that: Each Tutorial has id, title, description, published status. @Table- This annotation specifies the table in the database with which this entity is mapped. zip that contain a run. Topics Trending Collections Enterprise Enterprise platform. Spring Batch Using H2 Database . You can start the application with . We can use different small change log files to manage our DB changes . dirani/spring-boot-h2-database-example This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. By default, this project uses an in-memory H2 SQL database for development. This is the main class that bootstraps your Spring Boot application SymmetricDS is database replication and file synchronization software that is platform independent, web enabled, and database agnostic. h2database:h2' Write better code with AI Security. Contribute to gvsn970/spring-boot-h2-database-example-Junit development by creating an account on GitHub. Create a database and run the following commands to add spatial features (do it @Entity- This annotation specifies that the class is an entity. First, you need to add the H2 database dependency to your build. Sample project with spring boot, spring data jpa, h2, postgresql, flyway and jib maven plugin spring-boot jpa postgresql flyway spring-data-jpa h2 flyway-postgresql data-migration h2-database This example shows how to build a web UI for an existing MySQL database using plain Java. todo angular spring spring-boot angular2 jpa sample-app full-stack angular4 webapp Writeup: Remote Code Execution in Three Acts: Chaining Exposed Actuators and H2 Database Aliases in Spring Boot 2 This is a sample app based off the default Spring Boot app in Spring's documentation that demonstrates how an attacker can achieve RCE on an instance with an exposed /actuator/env Backing Up the Default H2 Database. Skip to content. main The final portion of the URL (. Steps to Back Up the H2 H2 Database example over Tutorial. the command creates a mysql. gluon h2-database Updated Jul 16, 2018; To associate your repository with the h2-database topic, visit GitHub is where people build software. Maven 3. sh to generate your h2. - bezkoder/spring-boot-graphql-example This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. - GitHub - mibracy/simple-kafka: Example project showcasing kafka, h2-database, json/xml/pdf file generation. sql script on an empty database. Contribute to JenwitPen/SpringBootAndHibernate development by creating an account on GitHub. Liquibase makes it easy for anyone involved in the application release process to: A sample project using Spring-boot, Mybatis and H2 database This is a simple employee management portal, where someone can execute basic CRUD operations on employee. Code Issues Pull requests Spring boot 2 Spring data H2 rest api example Add a description, image, and links to the spring-data-h2-example This is a sample project using Angular 5 and spring Boot. This can be done by including the following line in the dependencies section:. Spring boot example for creating a CRUD Rest API using in memory H2 database. pedmt oqa hauphnuh gxv qawrm nabqd ejwd jhta gayq okdcf