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ORA-00227, ORA-00368 and ORA-01578

The following errors might be raised if db_block_checksum is set to full and a data integrity error is detected.

ORA-00227

corrupt block detected in control file: (block string, # blocks string)

ORA-00368

checksum error in redo log block

ORA-01578

ORACLE data block corrupted (file # string, block # string)