Spring ORM - Test EclipseLink

Now in eclipse, right click on the MainApp.java, select Run As context menu, and select Java Application. Check the console logs in the eclipse. You can see the below logs −

[EL Fine]: server: 2025.10.05 20:40:59.850--Thread(Thread[#3,main,5,main])--Configured server platform: org.eclipse.persistence.platform.server.NoServerPlatform
[EL Config]: metadata: 2025.10.05 20:40:59.978--ServerSession(743778731)--Thread(Thread[#3,main,5,main])--The access type for the persistent class [class com.tutorialspoint.jpa.entity.Employee] is set to [FIELD].
[EL Config]: metadata: 2025.10.05 20:40:59.990--ServerSession(743778731)--Thread(Thread[#3,main,5,main])--The alias name for the entity class [class com.tutorialspoint.jpa.entity.Employee] is being defaulted to: Employee.
[EL Config]: metadata: 2025.10.05 20:40:59.999--ServerSession(743778731)--Thread(Thread[#3,main,5,main])--The column name for element [id] is being defaulted to: ID.
Oct 05, 2025 8:41:00 PM org.springframework.orm.jpa.LocalEntityManagerFactoryBean buildNativeEntityManagerFactory
INFO: Initialized JPA EntityManagerFactory for persistence unit 'EclipseLink_JPA'
[EL Info]: 2025.10.05 20:41:00.239--ServerSession(743778731)--Thread(Thread[#3,main,5,main])--EclipseLink, version: Eclipse Persistence Services - 5.0.0-B10.v202508250733-7403fb4d27505a202052781d38a7d5324ff916bd
[EL Fine]: connection: 2025.10.05 20:41:00.838--Thread(Thread[#3,main,5,main])--Detected database platform: org.eclipse.persistence.platform.database.MySQLPlatform
[EL Fine]: connection: 2025.10.05 20:41:00.850--ServerSession(743778731)--Connection(1270383967)--Thread(Thread[#3,main,5,main])--connecting(DatabaseLogin(
	platform=>MySQLPlatform
	user name=> "guest"
	datasource URL=> "jdbc:mysql://localhost:3306/tutorialspoint"
))
[EL Config]: connection: 2025.10.05 20:41:00.909--ServerSession(743778731)--Connection(65982709)--Thread(Thread[#3,main,5,main])--Connected: jdbc:mysql://localhost:3306/tutorialspoint
	User: guest@localhost
	Database: MySQL  Version: 8.0.43
	Driver: MySQL Connector/J  Version: mysql-connector-j-8.0.33 (Revision: 7d6b0800528b6b25c68b52dc10d6c1c8429c100c)
[EL Fine]: connection: 2025.10.05 20:41:00.986--ServerSession(743778731)--Thread(Thread[#3,main,5,main])--/file:/C:/Users/mahes/eclipse-workspace/springorm/target/classes/_EclipseLink_JPA login successful
[EL Fine]: 2025.10.05 20:41:01.005--Thread(Thread[#3,main,5,main])--JsonPlatformProvider class org.eclipse.persistence.pgsql.PostgreSQLJsonPlatformProvider was not found
[EL Fine]: 2025.10.05 20:41:01.006--Thread(Thread[#3,main,5,main])--JsonPlatformProvider class org.eclipse.persistence.platform.database.oracle.json.OracleJsonPlatformProvider was not found
[EL Fine]: 2025.10.05 20:41:01.006--Thread(Thread[#3,main,5,main])--JsonPlatformProvider class org.eclipse.persistence.json.DefaultJsonPlatformProvider was not found
[EL Fine]: sql: 2025.10.05 20:41:01.041--ServerSession(743778731)--Connection(65982709)--Thread(Thread[#3,main,5,main])--CREATE TABLE Employees (ID INTEGER AUTO_INCREMENT NOT NULL, DESIGNATION VARCHAR(255), NAME VARCHAR(255), SALARY DOUBLE, PRIMARY KEY (ID))
[EL Fine]: sql: 2025.10.05 20:41:01.191--ClientSession(827248723)--Connection(65982709)--Thread(Thread[#3,main,5,main])--INSERT INTO Employees (DESIGNATION, NAME, SALARY) VALUES (?, ?, ?)
	bind => [Technical Manager, Julie, 10000.0]
[EL Fine]: sql: 2025.10.05 20:41:01.214--ClientSession(1866403758)--Connection(65982709)--Thread(Thread[#3,main,5,main])--INSERT INTO Employees (DESIGNATION, NAME, SALARY) VALUES (?, ?, ?)
	bind => [Senior Manager, Robert, 20000.0]
[EL Fine]: sql: 2025.10.05 20:41:01.224--ClientSession(1948835427)--Connection(65982709)--Thread(Thread[#3,main,5,main])--INSERT INTO Employees (DESIGNATION, NAME, SALARY) VALUES (?, ?, ?)
	bind => [Software Engineer, Anil, 5000.0]
[EL Fine]: sql: 2025.10.05 20:41:01.253--ServerSession(743778731)--Connection(65982709)--Thread(Thread[#3,main,5,main])--SELECT ID, DESIGNATION, NAME, SALARY FROM Employees
Id : 1
Name : Julie
Salary = 10000.0
Designation = Technical Manager

Id : 2
Name : Robert
Salary = 20000.0
Designation = Senior Manager

Id : 3
Name : Anil
Salary = 5000.0
Designation = Software Engineer

Oct 05, 2025 8:41:01 PM org.springframework.orm.jpa.LocalEntityManagerFactoryBean destroy
INFO: Closing JPA EntityManagerFactory for persistence unit 'EclipseLink_JPA'
[EL Fine]: connection: 2025.10.05 20:41:01.262--ServerSession(743778731)--Connection(65982709)--Thread(Thread[#3,main,5,main])--disconnect
[EL Fine]: connection: 2025.10.05 20:41:01.263--ServerSession(743778731)--Thread(Thread[#3,main,5,main])--/file:/C:/Users/mahes/eclipse-workspace/springorm/target/classes/_EclipseLink_JPA logout successful
[EL Fine]: connection: 2025.10.05 20:41:01.264--ServerSession(743778731)--Connection(1270383967)--Thread(Thread[#3,main,5,main])--disconnect

Here project is built and run using spring configurations. A table Employee is created and have three records. You can verify the same using MySQL console.

Enter password: ********
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 41
Server version: 8.0.23 MySQL Community Server - GPL

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Oracle is a registered trademark of Oracle Corporation and/or its
affiliates. Other names may be trademarks of their respective
owners.

Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.

mysql> use tutorialspoint;
Database changed
mysql> select * from employees;
+----+-------------------+--------+--------+
| id | DESIGNATION       | NAME   | SALARY |
+----+-------------------+--------+--------+
|  1 | Technical Manager | Julie  |  10000 |
|  2 | Senior Manager    | Robert |  20000 |
|  3 | Software Engineer | Anil   |   5000 |
+----+-------------------+--------+--------+
3 rows in set (0.00 sec)

mysql>