ORA-38912
        An index must be specified in the index hint
        
        
        Cause
        Index specification was missing in an IGNORE_ROW_ON_DUPKEY_INDEX or CHANGE_DUPKEY_ERROR_INDEX hint.
        Action
        In the hint, specify a unique index that exists on the table.
        
     
    
    
        ORA-38912
        An index must be specified in the index hint
        
        
        Cause
        Index specification was missing in an IGNORE_ROW_ON_DUPKEY_INDEX or CHANGE_DUPKEY_ERROR_INDEX hint.
        Action
        In the hint, specify a unique index that exists on the table.
        
     
    
    
        ORA-38912
        An index must be specified in the index hint
        
        
        Cause
        Index specification was missing in an IGNORE_ROW_ON_DUPKEY_INDEX or CHANGE_DUPKEY_ERROR_INDEX hint.
        Action
        In the hint, specify a unique index that exists on the table.