Java Spring Jobs

I upgraded a project from Spring and Hibernate 4 to Spring and Hibernate 5. I have 1 issue with the transactions. Before the upgrade this line persisted the parent entity and the child entity. save(preserveTransaction); After the upgrade it doesn't work, I have this error, because the application only try to persist the child entity, not the parent first. Caused by: : Referential integrity constraint violation: "TR_TRN_EXT_ID_TRN_FKEY: PUBLIC.TR_TRN_EXT FOREIGN KEY(ID_TRN) REFERENCES PUBLIC.TR_TRN(ID_TRN) ('00844202306090011105')"; SQL statement: FINEST|83680/0|Service Engage|23-06-09 11:37:08|/* insert */ insert into public.tr_trn_ext (st_fn, st_pl, fl_stg, st_sm, id_trn) values (?, ?, ?, ?, ?) [23506-195]

We are looking for a java spring boot developer. We are a fully develop project. Need to Add some features in our exiting Backend. Must be experienced in both java spring boot and python AND mainly in Websockets. One backend is complex needs proper experience.

I am seeking a Splunk and Grafana expert to aid in the creation of alerts for monitoring network traffic. My ideal candidate will have experience with real-time alert triggers and sending email notifications when alerts are triggered. Specific requirements for this project include: - Monitoring network traffic data sources - Real-time alert triggers - Email notifications when alerts are triggered Ideal skills and experience for this job include: - Expertise in Splunk and Grafana - Familiarity with monitoring network traffic data sources - Experience with real-time alert triggers and email notifications If you have the skills and experience necessary for this project, please apply and we can discuss further details.

I am looking for a freelancer to extend a JAX-RS REST client with mapped json to java classes with JAX-RS annotations. The ideal candidate should have experience with the JAX-RS standard and spring-boot. The API to use is your task will be to implement the Batches API with polling for finishing the posted batches Use common spring boot pattern: - service class(es) to access API - DTO classes (probably you suggest us 2 milestones) In later phase MS3 this classes will be persisted into postgresql+h2 Deliveries? - in our on premise git (access will be granted to you) - full sources - maven - JDK 17 Payment? - you estimate in a WBS after getting the task - we discuss about clearances and effort - we mutually agree to effort - we assign you the task after agree - you implement & deliv...