When ORM Becomes OMG: Performance Pitfalls in JPA and Friends | Jos Roseboom (EN)

This talk addresses common and uncommon performance pitfalls in database interactions using JPA, specifically how object-relational mapping can lead to unexpected issues. The speaker conducts an analysis using a sample application, the FunFactStore, to illustrate real-world challenges including data loading surprises and connection mismanagement. The session also emphasizes the detrimental impact of seemingly innocuous libraries and highlights tooling strategies to identify performance issues proactively. Attendees can expect practical insights relevant to Spring Data JPA, transaction management, and performance optimization in Java applications.