Import Application to any IDE as maven project.
Start Application it will run in default 8080 port.
Browse H2 DB console (Don't change anything it will take default properties) *http://localhost:8080/company/h2-console/login.do?jsessionid=edc5db761466a8c07d01d33fe299b4c5 *Import sample data by running below DML Script .
insert into EMPLOYEE values ('1','E10001','Alex'); insert into EMPLOYEE values ('2','E10002','Austin'); insert into DEPARTMENT values ('1','D10001','Consent'); insert into PROJECT values ('1','D10001','041a6aa0-070e-449c-b527-fb48f92c8615','CM','P1001'); insert into PROJECT values ('2','D10001','041a6aa0-070e-449c-b527-fb48f92c8615','CM','P1002'); insert into EMP_PROJECT values ('1','1'); insert into EMP_PROJECT values ('1','2'); insert into DEPARMENT_PROJECT values ('1','1'); insert into EMP_DEPARTMENT values ('1','1');
curl --location --request GET 'http://localhost:8080/company/project/employee/041a6aa0-070e-449c-b527-fb48f92c8615'
curl --location --request DELETE 'http://localhost:8080/company/project/disassociate'
--header 'Content-Type: application/json'
--data-raw '{
"projectGuid":"041a6aa0-070e-449c-b527-fb48f92c8615",
"departmentCode":"D10001",
"employeeCode":"E10001"
}'