Symptoms:
SQL> ALTER INDEX IDX_TRANSACTION_DATA_CP_TIME rebuild partition M_2016_09_SP5 ONLINE;
ALTER INDEX IDX_TRANSACTION_DATA_CP_TIME rebuild partition M_2016_09_SP5 ONLINE
*
ERROR at line 1:
ORA-14287: cannot REBUILD a partition of a Composite Range partitioned index
Solution:
Rebuild index sub-partition not index partition. You can see the name of the sub-partition, example:
SQL> select index_name name,partition_name partition,subpartition_name Subpartition,status from all_ind_subpartitions i where I.INDEX_NAME='IDX_TRANSACTION_DATA_CP_TIME';
SQL> ALTER INDEX IDX_TRANSACTION_DATA_CP_TIME rebuild subpartition M_2016_09_SP5 ONLINE;
Index altered.