To predict the percentage of reads saved for different database cache sizes: 1. In EM Express, from the Configuration menu, select Memory. The Memory Management page appears. In the Memory Settings section, the Management Mode value is Manual in...
To set a tablespace to automatically extend: 1. In EM Express, from the Storage menu, select Tablespaces. The Tablespaces page appears. 2. Select the bigfile tablespace for which you want to enable autoextend, and then click Edit Auto Extend. The Auto Extend Setting of Bigfile Tablespace page a...
To start SQL*Plus and connect to the database from the Windows Start menu: 1. Configure the operating system environment variables, as described in "Configuring the Operating System Environment Variables" on page 3-2. 2.
To start SQL*Plus and connect to the database from the command line: 1. Open a command window. 2. Configure the operating system environment variables, as described in "Configuring the Operating System Environment Variables" on pag...
Typical—This method requires little configuration, and allocates memory as a percentage of total overall physical system memory. Select Typical and enter a value in the Memory Size (SGA and PGA) field. The percentage of memory represented by the ...
Understanding Network Configuration A client is any application that connects to Oracle Database to send or retrieve data. An Oracle Database client application can reside on any computer that has Oracle Database client software installe...
Understanding the SQL Developer User Interface When you start SQL Developer, the SQL Developer window appears. The SQL Developer window generally uses the left side for navigation to find and select objects, and the right side to display informa...
Undo Retention Oracle Database automatically ensures that undo data that is in use by an active transaction is never overwritten until that transaction has been committed. After the transaction has been committed, the space occupied by that undo data can be reused, or overwritten. In this case, ...
Upgrading a Database Using DBUA Complete the following steps to upgrade a database using DBUA. If you need help at any page or want to consult more documentation about DBUA, then click the Help button to access the online Help. To upgrade a dat...
Use Common Location for All Database Files—This option requires you to specify a new directory for the Oracle home. All the database files are created in this location. Later, you can make modifications to database file names and locations. If you specify the Use Oracle Managed Files option,
