tailieunhanh - Oracle Database 11g The Complete Reference P2

Critical Database Concepts new features include “invisible” indexes, simplified table maintenance, and editioned objects. You should evaluate your previous architecture decisions in light of the new features available. In the next several chapters, you will see how to install Oracle Database 11g and how to upgrade to Oracle Database 11g from prior releases. Following those chapters, you will see an overview of application planning, followed by many chapters on the use of SQL, PL/SQL, Java, object-oriented features, and XML to get the most out of your Oracle database. Your application architecture may change over time as the business process changes. During. | 10 Part I Critical Database Concepts new features include invisible indexes simplified table maintenance and editioned objects. You should evaluate your previous architecture decisions in light of the new features available. In the next several chapters you will see how to install Oracle Database 11g and how to upgrade to Oracle Database 11g from prior releases. Following those chapters you will see an overview of application planning followed by many chapters on the use of SQL PL SQL Java object-oriented features and XML to get the most out of your Oracle database. Your application architecture may change over time as the business process changes. During those changes you should be sure to review the latest features to determine how your application can best exploit them for functionality and performance. CHAPTER 2 Installing Oracle Database 11g and Creating a Database 12 Part I Critical Database Concepts s Oracle s installation software becomes easier to use with each release it is very tempting to open the box of CDs and start the installation right away. Although this is fine if you re going to experiment with some new database features a lot more planning is required to perform a successful installation without rework or even reinstallation a month from now. Although the complete details of an Oracle Database 11g installation are beyond the scope of this book you will see the basics of an Oracle install using the Oracle Universal Installer OUI . In any case a thorough review of the installation guide for your specific platform is key to a successful Oracle database deployment. NOTE Although this chapter is intended for beginning database administrators the planning process should include end users application developers and system administrators so the workload and space requirements will be as accurate as possible. The following issues should be addressed or resolved before you start the installation Decide on the local database name and which domain will .