Get an overview of JDBC's architecture, then learn how to connect to a database and handle SQL queries and responses with PreparedStatements, transactions, connection pooling, and more.

JPA 3 and Hibernate persistence.xml file As developers migrate their old Java Persistence API applications to JPA 3, their progress is often halted when an incorrectly configured JPA 3 persistence.xml ...

Administrators who support Java applications and various Oracle databases should pay close attention to the latest quarterly security update from Oracle, as more than a third of the security fixes ...

There’s nothing worse for a developer than an SQLException in Hibernate and JPA. And there’s nothing more annoying than when the SQLException happens before any of the persistence code even runs. But ...