Oracle® Database Concepts pdf

... Also: Chapter 7, "SQL" Oracle® Database Concepts 11g Release 2 (11.2) E10713-02 August 2009 Transaction Management 1-6 Oracle Database Concepts Oracle Database can also store program ... Oracle Database Advanced Application Developer's Guide to learn about Flashback Query Oracle Database Architecture 1-8 Oracle Database Concepts Figure 1–1 Oracle Instanc...

Ngày tải lên: 17/03/2014, 00:20

... Oracle® Database Concepts 10g Release 1 (10.1) Part No. B10743-01 December 2003 x How Views Are Used 5-18 Mechanics ... Segments Introduction to Data Blocks, Extents, and Segments Oracle allocates logical database space for all data in a database. The units of database space allocation are data blocks, extents, and segments. Figure ... for guidelines on reclaiming segment space ■ O...

Ngày tải lên: 22/10/2013, 15:15

... the database. Add a new button labeled “Save to database on the same form. In the click event of the button, write the code from Listing 4-10. Listing 4-10. Saving Dataset Changes to the Database ... DataAdapter handles all exchange of data between the DataSet and the database, including the writing of changes in the DataSet back to the database. To populate a DataSet with data, the...

Ngày tải lên: 17/02/2014, 17:20

... 12-9 Open a Database in Read-Only Mode 12-9 Overview of Database and Instance Shutdown 12-10 Close a Database 12-11 Close the Database by Terminating the Instance 12-11 Unmount a Database 12-11 Shut ... Database Concepts is intended for database administrators, system administrators, and database application developers. To use this document, you must know the following: ■...

Ngày tải lên: 07/03/2014, 23:20

... also has a block size that you can define, called the database block size. An Oracle database issues I/O requests in two basic sizes: Single database block I/Os For example, one 8 KB datablock ... from the perspective of database avail- ability include the following: If you are directing database backups to disk, store the backups on devices that don’t contain any database compone...

Ngày tải lên: 13/12/2013, 03:15