How to fix the Oracle error ORA-14644: table is not subpartitioned by Hash method?

In this post, you’ll learn more about the Oracle ErrorORA-14644: table is not subpartitioned by Hash method with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-14644: table is not subpartitioned by Hash method

Reason for the Error ORA-14644: table is not subpartitioned by Hash method

A subpartition maintenance operation such as ALTER TABLE MODIFY PARTITION COALESCE SUBPARTITION can only be performed on Hash subpartitioned objects

How to fix the Error ORA-14644: table is not subpartitioned by Hash method ?

You can fix this error in Oracle by following the below steps

Re-issue the command against a Hash subpartitioned object.