How to fix the Oracle error ORA-14517: subpartition of index ‘string.string’ is in unusable state?

In this post, you’ll learn more about the Oracle ErrorORA-14517: subpartition of index ‘string.string’ is in unusable state with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-14517: subpartition of index ‘string.string’ is in unusable state

Reason for the Error ORA-14517: subpartition of index ‘string.string’ is in unusable state

An attempt has been made to access an index subpartition that has been marked unusable by a direct load or by a DDL operation

How to fix the Error ORA-14517: subpartition of index ‘string.string’ is in unusable state ?

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

REBUILD the unusable index subpartition