Oracle : Ошибка ORA-30447

"internal data for run number %s is inconsistent"
*Cause: Users should not explicitly modify summary advisor's internal
tables. Such modifications may cause inconsistency in the
internal tables and result in this error.

*Action: Users can call the DBMS_OLAP.PURGE_RESULTS subprogram to remove
the inconsistent data from summary advisor's internal tables

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