/// <summary> /// 更新一条数据 /// </summary> public bool Update(OnLineTest.Model.Subject model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update Subject set "); strSql.Append("SubjectName=@SubjectName,"); strSql.Append("SubjectRemark=@SubjectRemark,"); strSql.Append("IsVerified=@IsVerified"); strSql.Append(" where SubjectId=@SubjectId"); SqlParameter[] parameters = { new SqlParameter("@SubjectName", SqlDbType.NVarChar, 50), new SqlParameter("@SubjectRemark", SqlDbType.Text), new SqlParameter("@IsVerified", SqlDbType.Bit, 1), new SqlParameter("@SubjectId", SqlDbType.Int, 4) }; parameters[0].Value = model.SubjectName; parameters[1].Value = model.SubjectRemark; parameters[2].Value = model.IsVerified; parameters[3].Value = model.SubjectId; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public OnLineTest.Model.Subject DataRowToModel(DataRow row) { OnLineTest.Model.Subject model = new OnLineTest.Model.Subject(); if (row != null) { if (row["SubjectId"] != null && row["SubjectId"].ToString() != "") { model.SubjectId = int.Parse(row["SubjectId"].ToString()); } if (row["SubjectName"] != null) { model.SubjectName = row["SubjectName"].ToString(); } if (row["SubjectRemark"] != null) { model.SubjectRemark = row["SubjectRemark"].ToString(); } if (row["IsVerified"] != null && row["IsVerified"].ToString() != "") { if ((row["IsVerified"].ToString() == "1") || (row["IsVerified"].ToString().ToLower() == "true")) { model.IsVerified = true; } else { model.IsVerified = false; } } } return(model); }
/// <summary> /// 增加一条数据 /// </summary> public int Add(OnLineTest.Model.Subject model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into Subject("); strSql.Append("SubjectName,SubjectRemark,IsVerified)"); strSql.Append(" values ("); strSql.Append("@SubjectName,@SubjectRemark,@IsVerified)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("@SubjectName", SqlDbType.NVarChar, 50), new SqlParameter("@SubjectRemark", SqlDbType.Text), new SqlParameter("@IsVerified", SqlDbType.Bit, 1) }; parameters[0].Value = model.SubjectName; parameters[1].Value = model.SubjectRemark; parameters[2].Value = model.IsVerified; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 得到一个对象实体 /// </summary> public OnLineTest.Model.Subject GetModel(int SubjectId) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 SubjectId,SubjectName,SubjectRemark,IsVerified from Subject "); strSql.Append(" where SubjectId=@SubjectId"); SqlParameter[] parameters = { new SqlParameter("@SubjectId", SqlDbType.Int, 4) }; parameters[0].Value = SubjectId; OnLineTest.Model.Subject model = new OnLineTest.Model.Subject(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }