Tham khảo tài liệu 'oracle database 10g a beginner's guide phần 5', công nghệ thông tin, cơ sở dữ liệu phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | This document is created with the unregistered version of CHM2PDF Pilot Previous Nexl Team Fly Page 242 This chapter introduces the key features of Java that an Oracle DBA needs to understand when managing Oracle Database 10g. Topics include Java features and terminology configuring Java in the database connecting to Oracle using Java JDBC and SQLJ Java-stored procedures and the direction of Java in Oracle. This chapter may give some traditional Oracle DBAs a headache but the information in this chapter describes a popular application environment that Oracle Database 10g will run in and which some DBAs need to be able to support. Java Server Fundamentals Mention Java to an Oracle DBA and you will often see a look of curiosity disdain disinterest or fear. It has been a subject that most production DBAs have ignored for years. Although a core language since Oracle most production DBAs have not placed a lot of emphasis on learning Java. A primary reason is that Java has not impacted most Oracle DBAs job responsibilities in older releases of Oracle. However changes in the industry markets and Oracle technology directions no longer provide DBAs with that luxury. Java technology is integrated tightly with the Oracle Database 10 g Oracle Application Server 10g Oracle JDeveloper 10 g Oracle Application Server Web Services Oracle XML DB and the Oracle Developer Suite 10g including Oracle Forms and Reports. NOTE Many of the topics discussed in this chapter could each on their own take an entire book to cover completely. Since this is an introductory book specifics for some topics have been omitted. Real-world experiences and additional reading will build on this material. CRITICAL SKILL What Does Java Mean to an Oracle DBA Java is one of the core languages SQL PL SQL Java XML and HTML that are tightly integrated in the Oracle Database 10g suite of products. The Extensible Markup Language XML is a hierarchical data structure that describes data by embedding the .