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| Physical and Logical Block Corruptions. All you wanted to know about it. [ID 840978.1] | |||||
| 修改时间 21-MAY-2012 类型 BULLETIN 状态 PUBLISHED | |||||
In this Document
| Purpose |
| Scope |
| Details |
| Physical Block Corruptions |
| Fractured Block |
| Bad Checksum |
| Block Misplaced |
| Logical Block Corruptions |
| References |
Oracle classifies the Data File Block corruptions as Physical and Logical. This is also referred as intra block corruptions. This document is intended to provide detailed information and errors example about it.
This document is intended for Database Administrators.
This kind of block corruptions are normally reported by Oracle with error ORA-1578 and the detailed corruption description is printed in the alert log.
Corruption Examples are:
Detailed Corruption Description:
A Fractured block means that the block is incomplete. Information from the block header does not match the block tail.
Corrupt block relative dba: 0x0380e573 (file 14, block 58739)
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