/// <summary> /// 是否存在该记录 /// </summary> public bool Exists(int RKEY) { StringBuilder strSql = new StringBuilder(); strSql.Append("select count(1) from Approval_Mode_1 with(nolock) "); strSql.Append(" where RKEY=@RKEY "); SqlParameter[] parameters = { new SqlParameter("@RKEY", SqlDbType.Int, 4) }; parameters[0].Value = RKEY; return(dbHelper.Exists(strSql.ToString(), parameters)); }