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Database server manager - Coursework Example

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The background activites of the database uses the online redo log so that it can recover all record changed when a failure happen through the associated instance. Every record will contain both the the old and the new data. Every redo…
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Database server manager
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Download file to see previous pages When archiving online redo log files previous redo log information is also preserved for tasks such as media recovery. You can set the pre-allocated online redo log file continue to be in use for storage of the resent database changes.
This is a set of the operating system files which keep record of all changes made in any database buffer, these changes include data, rollback segments and index, these a\changes are recorded whether they are committed or not committed. Every redo entry is a combination of vector like structure illustrating atomic change to the database. Always the redo secures changes made to database buffer in the memory which has not been written to a data file.
Once you have established the cause of the crash use database recovery software to recover the crashed database from the crashed database. In the process of database recovery make sure you restore it to the point where the database was that is ensuring you have the latest database data that was recorded before it had crashed.
Since changing of database information before doing anything on the problem at hand I will back up the database so that I may avoid future problems which may arise due to change of database records. After the database backup now I will interrogate the user on what kind of data was entered wrongly. Depending on the nature of the information I may take another action by involving the relevant authorities before I make any changes.
To evaluate the retention of customers is by queering the data ware house to determine whether the older customers still make transactions if not the organization should make follow up in order to bring them back on board.
Parallel server technology coordinator looks individual operation in a SQL statement’s execution plan and then determines way in which each row operated on in the operation should be divided or shared among the parallel execution servers.
The star query separates business operations data ...Download file to see next pagesRead More
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