... 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...
... start thedatabase C.Re-create thedatabase (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 thedatabase structure. C.Use DBCA to create a template from the existing database to contain thedatabase 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 thedatabase structure and then use the same template to create thedatabase in the new location....
... ICritical Database Concepts 1 OracleDatabase11gArchitecture Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 Installing OracleDatabase11g and Creating a Database ... stack.Choosing Architectures and Options Oracle provides a full array of tools for developing applications based on OracleDatabase 11g. Many of the features introduced with OracleDatabase11g 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...
... previous architecture decisions in light of the new features available.In the next several chapters, you will see how to install OracleDatabase11g and how to upgrade to OracleDatabase11g from ... other than registering on the site. You can download the latest version of theOracle software from the OTN site.Purchasing a license for Oracledatabase 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 OracleDatabase11g from the list in the previous section:...
... features in theOracledatabase first made available in Oracle9 i.OWB is included with theOracledatabase as of OracleDatabase 10g Release 2. Wedescribe it further in Chapter 10.Optionally, Oracle ... to othercompanies, he continued to feel that this book remained an important accomplish-ment in his life. TheOracleDatabase Family|7 The OracleDatabase Family Oracle Database11g is the ... grounding in the concepts and technologies that form the foundation of Oracle s Database Server,currently known as OracleDatabase 11g. The book is intended for a wide range of Oracle database administrators,...
... 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...
... Chapter 8, “Introducing OracleDatabase11g Components and Architecture, ” you learned about transactions and how they are managed within thedatabase architecture. At the user level, you might ... WAIT clause, then thedatabase 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 Oracle11g consists of these proactive...
... 26-OCT-08RMAN>Backing Up the Database An Oracle11gdatabase can be backed using different modes, depending on the ARCHIVELOG setting of the database. If thedatabase 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 thedatabase in the event of a database failure.Understanding...
... to create thedatabase manually. Here are the steps to create an Oracle11gdatabase 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 thedatabase moves from the MOUNT mode to the OPEN mode. All these options attempt to start up and open thedatabase except ... www.verypdf.com to remove this watermark. 518 Chapter 9 N Creating an Oracle11g Database 10. Your database name is OCA11G. The options show the files that are available in the $ORACLE_ HOME/dbs...
... specify the TABLESPACE clause in the CREATE INDEX statement, Oracle creates the index in the default tablespace of the user. If the STORAGE clause is not specified, Oracle inherits the default ... changes.2. Copy or rename the files on the disk by using OS commands.3. Start up and mount thedatabase (STARTUP MOUNT).4. Rename the files in thedatabase by using the ALTER DATABASE RENAME FILE ... steps:1. Make the tablespace read-only.2. Copy the data files belonging to the tablespace to the read-only device.3. Rename the files in thedatabase by using the ALTER DATABASE RENAME...