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After Upgrade to 12.2,analyze table on certain %$MIG tables fails with "ORA-01498: block check failure" (Doc ID 2451375.1)

Last updated on FEBRUARY 23, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 12.2.0.1 and later
Information in this document applies to any platform.

Symptoms

After upgrade from 12.1 to 12.2 (different OS versions),it is noticed that ANALYZE TABLE SYS.”CON$MIG” return “ORA-01498: block check failure – see trace file”.

SQL> ANALYZE TABLE SYS.”CON$MIG” VALIDATE STRUCTURE CASCADE ONLINE;
ANALYZE TABLE SYS.”CON$MIG” VALIDATE STRUCTURE CASCADE ONLINE
*
ERROR at line 1:
ORA-01498: block check failure – see trace file

SQL> ANALYZE TABLE SYS.”CON$MIG” VALIDATE STRUCTURE ONLINE;
ANALYZE TABLE SYS.”CON$MIG” VALIDATE STRUCTURE ONLINE
*
ERROR at line 1:
ORA-01498: block check failure – see trace file
Integrity of Datafile is fine-
# DBVERIFY output of SYSTEM tablespace :
[…]
BR0395I Verifying <name>.data using DBVERIFY…
BR0396I Verification of <name>.data using DBVERIFY successful
[…]

 

Cause

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In this Document
Symptoms
Cause
Solution
References


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