SELECT OWNER, INDEX_NAME, NULL AS PARTITION_NAME, NULL AS SUBPARTITION_NAME, TABLESPACE_NAME
FROM DBA_INDEXES
WHERE STATUS = 'UNUSABLE'
UNION ALL    -- Index partitions:
SELECT INDEX_OWNER, INDEX_NAME, PARTITION_NAME, NULL AS SUBPARTITION_NAME, TABLESPACE_NAME
FROM DBA_IND_PARTITIONS
WHERE STATUS = 'UNUSABLE'
UNION ALL    -- Index subpartitions:
SELECT INDEX_OWNER, INDEX_NAME, PARTITION_NAME, SUBPARTITION_NAME, TABLESPACE_NAME
FROM DBA_IND_SUBPARTITIONS
WHERE STATUS = 'UNUSABLE';