About Advanced Installation During advanced installations using the Server Class method you are prompted to make the additional choices listed in this section, and the choices for a typical installation. The installation process provides default values for every choice. This guide describes, but...
About Advisors Advisors are powerful tools for database management. They provide specific advice on how to address key management challenges, covering a wide range of areas including space, performance, and undo management. In general, advisors produce more comprehensive recommendations than ale...
About Background Processes The background processes of the Oracle instance manage memory structures, asynchronously perform I/O to write data to a file on a disk, and perform general maintenance tasks. The background processes consolidate functio...
About Backup Management An essential part of a backup and recovery strategy is managing backups after you create them. Backup management includes deleting obsolete backups and performing periodic checks to ensure that backups are available and usable. A backup recorded in the RMAN repository has...
About Control Files A control file tracks the physical components of the database. It is the root file that the database uses to find all the other files used by the database. Because of the importance of the control file, Oracle recommends that the control file be multiplexed, or have multiple ...
About Data Files Data files are the operating system files that store the data within the database. The data is written to these files in an Oracle proprietary format that cannot be read by other programs. Tempfiles are a special class of data files that are associated only with temporary tables...
About Data Recovery Advisor In the context of Data Recovery Advisor, a health check is a diagnostic procedure run by the Health Monitor to assess the state of the database or its components. Health checks are invoked reactively when an error oc...
About Database Storage Structures An Oracle database is made up of physical and logical structures. Physical structures can be seen and operated on from the operating system, such as the physical files that store data on a disk. Logical structures are created and recognized by
About Initialization Parameters Managing an Oracle instance includes configuring parameters that affect the basic operation of the Oracle instance. These parameters are called initialization parameters. The Oracle instance reads initialization parameters from a file at startup. During installati...
About Instance Memory Structures The sizes of the instance memory structures affect database performance and are controlled by initialization parameters. Archiver (ARCn) Archiver processes c...
