exploring the oracle database architecture 11g pdf

... Note The value for the primary key in each row of a table must be unique. In the case of the Customers table, the primary key is the CustomerID column. The key icon shown to the left of the CustomerID ... from the Products table The primary key for the Products table is the ProductID column. The CategoryID column of the Products table is a foreign key that references the CategoryID column of the ... can think of the foreign key as a pointer from the Orders table to the Customers table. Often, the table containing the foreign key is known as the child table, and the table with the column...

Ngày tải lên: 14/12/2013, 13:15

... start the database C.Re-create the database (The recovery of the control file is not possible because you have lost all the control files.) D.Start the instance, in the NOMOUNTstate,re-create the ... template from the existing database to contain the database structure. C.Use DBCA to create a template from the existing database to contain the database structure and then manually copy the data ... data using Oracle Data Pump. D.Use DBCA to create a template from the existing database to contain the database structure and then use the same template to create the database in the new location....

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... I Critical Database Concepts 1 Oracle Database 11g Architecture Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 Installing Oracle Database 11g and Creating a Database ... stack. Choosing Architectures and Options Oracle provides a full array of tools for developing applications based on Oracle Database 11g. Many of the features introduced with Oracle Database 11g will ... automates the layout of datafiles and other operating system–level files used by the database, by distributing them across all available disks. When new disks are added to the ASM instance, the database...

Ngày tải lên: 28/10/2013, 00:15

... 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 ... other than registering on the site. You can download the latest version of the Oracle software from the OTN site. Purchasing a license for Oracle database software is a good start, but an Oracle ... can also deinstall any Oracle products from the initial OUI screens. During the server installation, you will choose the version of Oracle Database 11g from the list in the previous section:...

Ngày tải lên: 06/11/2013, 10:15

... features in the Oracle database first made available in Oracle9 i. OWB is included with the Oracle database as of Oracle Database 10g Release 2. We describe it further in Chapter 10. Optionally, Oracle ... to other companies, he continued to feel that this book remained an important accomplish- ment in his life. The Oracle Database Family | 7 The Oracle Database Family Oracle Database 11g is the ... grounding in the concepts and technologies that form the foundation of Oracle s Database Server, currently known as Oracle Database 11g. The book is intended for a wide range of Oracle database administrators,...

Ngày tải lên: 13/12/2013, 03:15

... three or more tables, Oracle takes these steps: 1. Oracle joins two of the tables based on the join conditions, comparing their columns. 2. Oracle joins the result to another table, based on ... are specified in the FROM clause, Oracle looks for the object in the schema (or user) connected to the database. If the table belongs to another schema, you must qualify it with the schema name. ... within either single-row functions or other group func- tions. For example, suppose you need to report on the departments in the EMP table, show- ing either the number of jobs or the number...

Ngày tải lên: 15/12/2013, 05:15

... Chapter 8, “Introducing Oracle Database 11g Components and Architecture, ” you learned about transactions and how they are managed within the database architecture. At the user level, you might ... WAIT clause, then the database waits indefinitely if the table is locked by another user. In the following example, Oracle will wait for 60 seconds to acquire the lock. If the lock is not ... issues before they occur. Most of the features in Enterprise Manager Database Control are geared toward proactive monitoring. The database- maintenance framework in Oracle 11g consists of these proactive...

Ngày tải lên: 24/12/2013, 02:17

... 26-OCT-08 RMAN> Backing Up the Database An Oracle 11g database can be backed using different modes, depending on the ARCHIVELOG setting of the database. If the database is in ARCHIVELOG ... ‘/u01/app /oracle/ oradata/11GR11/sysaux01.dbf’, ‘/u01/app /oracle/ oradata/11GR11/undotbs01.dbf’, ‘/u01/app /oracle/ oradata/11GR11/users01.dbf’, ‘/u01/app /oracle/ oradata/11GR11/example01.dbf’, ‘/u01/app /oracle/ oradata/11GR11/appl_data01.dbf’, ... Chapter 16, “Recovering the Database, ” you will then learn how to use the files created and maintained during your backups to quickly recover the database in the event of a database failure. Understanding...

Ngày tải lên: 24/12/2013, 02:17

... to create the database manually. Here are the steps to create an Oracle 11g database on the Linux platform: 1. Set up the relevant environment variables before creating the database. The three ... and shut down the instance. 15. C. The recovery of a database occurs when the database moves from the MOUNT mode to the OPEN mode. All these options attempt to start up and open the database except ... www.verypdf.com to remove this watermark. 518 Chapter 9 N Creating an Oracle 11g Database 10. Your database name is OCA11G. The options show the files that are available in the $ORACLE_ HOME/dbs...

Ngày tải lên: 24/12/2013, 13:16