Among many new features and enhancements in Java SE 6 is the Java Database Connectivity (JDBC) API library, which is updated to JDBC 4.0 in this version of Java SE. JDBC 4.0, specified as JSR-221 under the Java Community Process, provides better code manageability and flexibility, and more complex data type support. In this article I will explore some new features and enhancements available in JDBC 4.0 from the perspective of programming ease and flexibility.