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ORA-1578 Methods to Skip Block Corruption (Doc ID 2199133.1)

Last updated on JANUARY 04, 2021

Applies to:

Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Backup Service - Version N/A and later
Information in this document applies to any platform.

Purpose

Describe different methods to skip Physical Block Corruptions or Soft Block Corruptions that cause error ORA-1578.

These methods are only recommended when there is not backup and RMAN Block Media Recovery or Datafile recovery are not possible.  They can be used to later recreate the affected segment by skipping the corrupt blocks.

Scope

 

Details

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In this Document
Purpose
Scope
Details
 DBMS_REPAIR.SKIP_CORRUPT_BLOCKS to Skip Corrupt Blocks on Table or Cluster
 EVENT 10231 To Skip Corrupt Blocks on Table During Full Table Scan
 ALTER TABLE MOVE To Skip Corrupt Blocks on a Table
 EXPORT with Direct Path
 EVENT 10233 To Skip Corrupt Blocks on Index During Index Range Scan
 EVENT 43810 To Skip Corrupt Blocks On Index Organized Tables (IOT) (10.2.0.4 and 10.2.0.5)
 Parameter _index_scan_check_skip_corrupt To Skip Corrupt Blocks On Index Organized Tables (IOT) (11g+)
 EVENT 10041 To Skip Corrupt Blocks During Rollback
References

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