### Relevant Articles:

- [Spring JdbcTemplate Unit Testing](https://www.baeldung.com/spring-jdbctemplate-testing)
- [Using a List of Values in a JdbcTemplate IN Clause](https://www.baeldung.com/spring-jdbctemplate-in-list)
- [Transactional Annotations: Spring vs. JTA](https://www.baeldung.com/spring-vs-jta-transactional)