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ORA-04031: unable to allocate XYZ bytes of shared memory ("shared pool", "unknown object", "sgaheap(2,0)", "kzsc:kzsctob_co") When SELECTing From Table With OLS Policy (Doc ID 2173851.1)

Last updated on APRIL 09, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 and later
Information in this document applies to any platform.

Symptoms

SELECTing from a table protected by an Oracle Label Security (OLS) policy fails with:

ORA-04031: unable to allocate 4194328 bytes of shared memory ("shared pool", "unknown object", "sgaheap(2,0)", "kzsc:kzsctob_co")

Querying V$SGASTAT over time will show that "kzsc:kzscstob_co" is growing:

SQL> select * from v$sgastat where name like '%kz%'

shared pool kzsc:kzscstob_co 1254459880
shared pool kzsc:kzscstob_co 1255246416
shared pool kzsc:kzscstob_co 1257044496

 

Changes

 Upgraded to 12.1.0.2.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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