string sqlString = @"DECLARE ProjectID number;BEGIN SELECT SEQ_PROJECTID.NEXTVAL INTO ProjectID FROM dual;  INSERT INTO Project_BAK(ID,ProjectName) Values(ProjectID,:ProjectName); 
SELECT ProjectID  FROM DUAL;
END;";
Object=SqlCommand.ExecuteScalar(sqlString);----要怎么样才能获取到ProjectID 的值。不用存储过程,请问怎么实现。谢谢