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    HomeOracleOracle Error ORA-30755: error during expansion of view hierarchy

    Oracle Error ORA-30755: error during expansion of view hierarchy

    admin November 15, 2022 No Comments

    Oracle Error Message

    ORA-30755: error during expansion of view hierarchy

    Reason for the Error

    There was an error while trying to expand a view hierarchy. This could be due to invalid subviews (or subviews with errors)

    Solution

    Ensure that all subviews are valid e.g. alter view … compile and retry the operation.

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