/// <summary> /// 更新一条数据 /// </summary> public bool Update(QA.Model.qa_question model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update qa_question set "); strSql.Append("question_time=@question_time,"); strSql.Append("content=@content,"); strSql.Append("grade=@grade,"); strSql.Append("detail_type=@detail_type,"); strSql.Append("read_status=@read_status,"); strSql.Append("handle_status=@handle_status,"); strSql.Append("question_id=@question_id,"); strSql.Append("question_name=@question_name"); strSql.Append(" where id=@id"); MySqlParameter[] parameters = { new MySqlParameter("@question_time", MySqlDbType.DateTime), new MySqlParameter("@content", MySqlDbType.Text), new MySqlParameter("@grade", MySqlDbType.Int32, 2), new MySqlParameter("@detail_type", MySqlDbType.Int32, 8), new MySqlParameter("@read_status", MySqlDbType.Int32, 2), new MySqlParameter("@handle_status", MySqlDbType.Int32, 2), new MySqlParameter("@question_id", MySqlDbType.Int32, 11), new MySqlParameter("@question_name", MySqlDbType.VarChar, 50), new MySqlParameter("@id", MySqlDbType.Int32, 11) }; parameters[0].Value = model.question_time; parameters[1].Value = model.content; parameters[2].Value = model.grade; parameters[3].Value = model.detail_type; parameters[4].Value = model.read_status; parameters[5].Value = model.handle_status; parameters[6].Value = model.question_id; parameters[7].Value = model.question_name; parameters[8].Value = model.id; int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public QA.Model.qa_question DataRowToModel(DataRow row) { QA.Model.qa_question model = new QA.Model.qa_question(); if (row != null) { if (row["id"] != null && row["id"].ToString() != "") { model.id = int.Parse(row["id"].ToString()); } if (row["question_time"] != null && row["question_time"].ToString() != "") { model.question_time = DateTime.Parse(row["question_time"].ToString()); } if (row["content"] != null) { model.content = row["content"].ToString(); } if (row["grade"] != null && row["grade"].ToString() != "") { model.grade = int.Parse(row["grade"].ToString()); } if (row["detail_type"] != null && row["detail_type"].ToString() != "") { model.detail_type = int.Parse(row["detail_type"].ToString()); } if (row["read_status"] != null && row["read_status"].ToString() != "") { model.read_status = int.Parse(row["read_status"].ToString()); } if (row["handle_status"] != null && row["handle_status"].ToString() != "") { model.handle_status = int.Parse(row["handle_status"].ToString()); } if (row["question_id"] != null && row["question_id"].ToString() != "") { model.question_id = int.Parse(row["question_id"].ToString()); } if (row["question_name"] != null) { model.question_name = row["question_name"].ToString(); } } return(model); }
/// <summary> /// 增加一条数据 /// </summary> public bool Add(QA.Model.qa_question model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into qa_question("); strSql.Append("question_time,content,grade,detail_type,read_status,handle_status,question_id,question_name)"); strSql.Append(" values ("); strSql.Append("@question_time,@content,@grade,@detail_type,@read_status,@handle_status,@question_id,@question_name)"); MySqlParameter[] parameters = { new MySqlParameter("@question_time", MySqlDbType.DateTime), new MySqlParameter("@content", MySqlDbType.Text), new MySqlParameter("@grade", MySqlDbType.Int32, 2), new MySqlParameter("@detail_type", MySqlDbType.Int32, 8), new MySqlParameter("@read_status", MySqlDbType.Int32, 2), new MySqlParameter("@handle_status", MySqlDbType.Int32, 2), new MySqlParameter("@question_id", MySqlDbType.Int32, 11), new MySqlParameter("@question_name", MySqlDbType.VarChar, 50) }; parameters[0].Value = model.question_time; parameters[1].Value = model.content; parameters[2].Value = model.grade; parameters[3].Value = model.detail_type; parameters[4].Value = model.read_status; parameters[5].Value = model.handle_status; parameters[6].Value = model.question_id; parameters[7].Value = model.question_name; int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public QA.Model.qa_question GetModel(int id) { StringBuilder strSql = new StringBuilder(); strSql.Append("select id,question_time,content,grade,detail_type,read_status,handle_status,question_id,question_name from qa_question "); strSql.Append(" where id=@id"); MySqlParameter[] parameters = { new MySqlParameter("@id", MySqlDbType.Int32) }; parameters[0].Value = id; QA.Model.qa_question model = new QA.Model.qa_question(); DataSet ds = DbHelperMySQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }