Download Oracle DBA on UNIX and Linux by Michael Wessler PDF

By Michael Wessler

The publication is superb however it is kind of outdated that i dowsn't include theetire new expertise among linux and oracle database.

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Extra info for Oracle DBA on UNIX and Linux

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Dbf. All the users in the database can add rows to the CUSTOMER table, each signifying a new customer. Additionally, tables logically containing customer type data, such as address information, could be created in the CUSTOMERS tablespace as well as written to the same data file. Data files are not actually required for a database, but this would seemingly defeat the whole idea of having a database. If you lose a data file while the database is running, it should not crash. However, you will lose access to any data contained in that file.

If you want to see a control file’s content, issue the statement ALTER DATABASE BACKUP CONTROLFILE TO TRACE. This will create a text file in the background dump area that can safely be viewed using an editor such as vi. Data Files The most common type of file is the data file, which stores the information accessed by the database. There are five categories of data files, each distinguished by the type of information it stores. They have different functions and differing degrees of importance. 3 36 Oracle DBA on Unix and Linux NOTE The term data file refers to a single physical file.

Oracle on the Unix/Linux platform gives the DBA such a high degree of control that understanding how the database actually functions is key to building, tuning, and troubleshooting a system. This chapter details the anatomy and processes of an Oracle database, hereafter referred to as an Oracle server. The chapter assumes that you are familiar with basic relational database theory, as it focuses on the Oracle implementation for the Unix and Linux platforms. Oracle Products Relating to Database Servers Before we dive into the core components of the database server, we should look at the larger picture.

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