Oracle : Ошибка ORA-36608

"(XSAGHOVERFLOW) The depth of the hierarchies encountered while processing a composite dimension in AGGREGATE caused a counter overflow."
*Cause: The depth of the hierarchies that are part of a composite
exceeded 4 billion levels during the merge.
*Action: Reduce the number of levels in the hierarchies, reduce the number of dimensions
in the composite, or do not aggregate over all dimensions at once.

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