Oracle : Ошибка ORA-30450

30450, 00000, "refresh_after_errors was TRUE; The following MVs could not be refreshed: %s"
*Cause: One or more errors occurred during a refresh of multiple summaries.
*Action: The number_of_failures parameter returns the count of how many failures
occurred. The trace logs for each refresh operation describe the
each individual failure in more detail

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