ORA-64307:Exadata Hybrid Columnar Compression is not supported after OS Upgrade (Doc ID 2024315.1)

Last updated on NOVEMBER 23, 2015

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 and later
Linux x86-64

Symptoms

After OS or kernel upgrade to RHEL7/OEL7, select on existing HCC tables/creating new HCC Tables will throw below errors

sql>create table testhcc (aa number(5)) compress for query high tablespace datcog;

ERROR at line 1:
ORA-64307: hybrid columnar compression is not supported for tablespaces on this storage type

sql>select * from USER.HCC_TAB where rownum < 5;
select * from USER.HCC_TAB where rownum < 5
                 *
ERROR at line 1:
ORA-64307:  Exadata Hybrid Columnar Compression is not supported for
tablespaces on this storage type

 The referenced tablespace (datcog) is on dNfs

Verified DNFS and other attributes and everything does looks intact.

Cause

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