45. What is the purpose of RMAN in oracle? Recovery Manager (RMAN) is an Oracle Database client that performs backup and recovery tasks on your databases and automates administration of your backup strategies. It greatly simplifies backing up, restoring, and recovering database files. The RMAN ...
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When you use the dynamic SGA on Oracle 9i, the freespace that is not yet allocated under SGA_MAX_SIZE is also added to the "Variable Size", which is why the size displayed in ST04 for the Shared Pool could be significantly higher than the value of the SHARED_POOL_SIZE parameter. As o...
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Oracle DBA Interview Questions By B G 1. How many memory layers are in the shared pool? 2. How do you find out from the RMAN catalog if a particular archive log has been backed-up? 3. How can you tell how much space is left on a given file system and how much space each of th...
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Oracle provides statistical information on the wait events, which comprises the following components:Name of the wait event Optional: Up to three parameters of different importance depending on the wait event.2. What is the connection between wait events and database performance?
Oracle DBA Interview Questions By B G<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /> 1. How many memory layers are in the shared pool? 2. How do you find out from the RMAN catalog if a particular archive log has been backed-up?
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