Oracle Block Corruption - Detection and Resolution Any kind of corruption in database can lead to stand still operation of the organization and can cause sever impact to organisation. In this blog , We are going to discuss about Block Corruption of the oracle database. Block Corruption : Oracle Block Corruption occurs due inconsistent block Header ,Footer ,Checksum or Structure. Depending on the kind of insistency ,We can divide corruption into Physical and Logical corruption. Physical Corruption is due to Bad header, header or footer mismatch ,Invalid Block checksum & misplaced block. Usually this kind of the block corruption are due to external reason and difficult to resolve by oracle utilities alone. Logical Corruption is due to corrupt or invalid Block structure when block checksum is valid. This kind of the Corruption can be resolved by the Oracle Utilities. Detection of Block Corruption Whenever a corrupt block is read Oracle reports an error in the alert l...
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