How to fix the Oracle error ORA-01502: index ‘string.string’ or partition of such index is in unusable state?

In this post, you’ll learn more about the Oracle ErrorORA-01502: index ‘string.string’ or partition of such index is in unusable state with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-01502: index ‘string.string’ or partition of such index is in unusable state

Reason for the Error ORA-01502: index ‘string.string’ or partition of such index is in unusable state

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

How to fix the Error ORA-01502: index ‘string.string’ or partition of such index is in unusable state ?

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

DROP the specified index, or REBUILD the specified index, or REBUILD the unusable index partition