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- Oracle
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- 2008-10-13
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Description: ORACLE database there are two types of backup methods. The first category of physical backup, the method to restore the integrity of the database, the database must be running naturalized block mode (Business Database in the naturalization of non-block mode operation), which requires a tremendous amount of external storage devices, such as tape libraries; The second category backup logical way to backup, database mining operations used this way, this method does not run on the database under block mode, the backup is not only simple, but can the need for an external storage devices. Logic database backup method ORACLE database, the logical backup divided into three patterns : Table backup, users backup and complete backup
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