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Expert Oracle PL/SQL by Michael McLaughlin, Ron Hardman

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Appendix D. Basic Primer on Java and Java Database Connectivity (JDBC)

The Basic Primer on Java and the Java Database Connectivity (JDBC) model is provided to assist PL/SQL developers working the examples found in Chapter 5 of this book. This Appendix Covers the following:

  • Java and JDBC architecture

  • Configuring the Oracle Java environment

  • Testing a client-side or thin-driver JDBC connection

Java and JDBC Architecture

Java is a robust Object-Oriented (OO) programming language that employs a Java virtual machine (JVM). A virtual machine creates a self-contained environment that mimics services like an operating system. The JVM runs as a process in the Windows, Apple, and UNIX operating systems, while Java programs run inside the JVM with all the rights ...

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