Oracle : Ошибка ORA-22296


"invalid ALTER TABLE option for conversion of LONG datatype to LOB"
*Cause: An attempt was made to specify ALTER TABLE options which are
disallowed during conversion of LONG datatype to LOB. The only ALTER
TABLE options allowed during conversion of LONG datatype to LOB are
the default clause and LOB storage clause for the column being
converted to LOB.
*Action: Remove the disallowed options.

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