ORA-18231
        The StrToMember argument must be a member identifier when CONSTRAINED is specified.
        
        
        Cause
        The error occurred because the StrToMember argument was not a member identifier and the CONSTRAINED option was specified.
        Action
        Either replace the argument with a member identifier, or remove the CONSTRAINED option.
        
     
    
    
        ORA-18231
        The StrToMember argument must be a member identifier when CONSTRAINED is specified.
        
        
        Cause
        The StrToMember argument was not a member identifier and CONSTRAINED was specified.
        Action
        Replace the argument with a member identifier or remove the CONSTRAINED option.
        
     
    
    
        ORA-18231
        The StrToMember argument must be a member identifier when CONSTRAINED is specified.
        
        
        Cause
        The StrToMember argument was not a member identifier and CONSTRAINED was specified.
        Action
        Replace the argument with a member identifier or remove the CONSTRAINED option.