OCP Oracle Database 11g: New Features for Administrators by Sam Alapati

By Sam Alapati

Книга OCP Oracle Database 11g: New positive aspects for directors examination consultant OCP Oracle Database 11g: New beneficial properties for directors examination consultant Книги Oracle Автор: Sam Alapati Год издания: 2008 Формат: pdf Издат.:The McGraw-Hill businesses, Inc. Страниц: 554 Размер: three ISBN: 0-07-164372-9 Язык: Русский0 (голосов: zero) Оценка:-

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In Oracle Database 11g, the initialization parameters are listed in the alert log in such a way that you can conveniently copy and paste them to create a new parameter file. Your Oracle9i or Oracle Database 10g databases can run with the Oracle 11g software (after upgrading, of course) without making significant changes to the initialization parameters. 0 before the upgrade to the new oracle Database 11g release. n. The following review of the important initialization parameters provides a quick overview, and I discuss these in the relevant portions of the book in greater detail: ■ Two new memory-related parameters—memory_target and memory_ max_target—provide support for the new automatic memory management feature, discussed in Chapter 6.

DBCA Enhancements The Database Configuration Assistant (DBCA) includes several enhancements in Oracle Database 11g. I summarize the main changes to the DBCA in the following sections. New Database Configuration Options Oracle Database 11g contains quite a few changes in configuring databases through the DBCA. These include the configuration of the new automatic memory management feature, secure database configuration by default, and others. Following is a review of the important database configuration options in the new release.

You must, therefore, ensure that the $ORACLE_BASE/.. directory is writable by the user installing the Oracle software. Of course, if you have installed Oracle software from an earlier release, the installer will use the pre-existing Oracle inventory. You’ll receive a warning from the Oracle Universal Installer if you try to place the datafiles and the flash recovery area in the same location. Installing Oracle Database 11g 5 Automatic Diagnostic Repository Oracle Database 11g offers a new automatic diagnostic repository (ADR), which provides a single directory location for all the diagnostic data needed for diagnosing and repairing database problems.

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