ExecuteScalar() public static method

返回执行查询的首行首列
public static ExecuteScalar ( string sql ) : object
sql string
return object
Esempio n. 1
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        public static int GetCountUnfinishedByType(string taskType)
        {
            StringBuilder sqlCommand = new StringBuilder();

            sqlCommand.Append("SELECT  Count(*) ");
            sqlCommand.Append("FROM	mp_TaskQueue ");
            sqlCommand.Append("WHERE ");
            sqlCommand.Append("SerializedTaskType LIKE ?TaskType ");
            sqlCommand.Append(";");

            MySqlParameter[] arParams = new MySqlParameter[1];

            arParams[0]           = new MySqlParameter("?TaskType", MySqlDbType.VarChar, 266);
            arParams[0].Direction = ParameterDirection.Input;
            arParams[0].Value     = taskType + "%";

            return(Convert.ToInt32(MySqlHelper.ExecuteScalar(
                                       ConnectionString.GetReadConnectionString(),
                                       sqlCommand.ToString(),
                                       arParams)));
        }
Esempio n. 2
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        public static bool Exists(string folderName)
        {
            StringBuilder sqlCommand = new StringBuilder();

            sqlCommand.Append("SELECT Count(*) ");
            sqlCommand.Append("FROM	mp_SiteFolders ");
            sqlCommand.Append("WHERE FolderName = ?FolderName ; ");

            MySqlParameter[] arParams = new MySqlParameter[1];

            arParams[0]           = new MySqlParameter("?FolderName", MySqlDbType.VarChar, 255);
            arParams[0].Direction = ParameterDirection.Input;
            arParams[0].Value     = folderName;

            int count = Convert.ToInt32(MySqlHelper.ExecuteScalar(
                                            ConnectionString.GetReadConnectionString(),
                                            sqlCommand.ToString(),
                                            arParams));

            return(count > 0);
        }
Esempio n. 3
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        /// <summary>
        /// Gets a count of rows in the sts_MembershipProduct table.
        /// </summary>
        public static int GetCount(Guid siteGuid)
        {
            StringBuilder sqlCommand = new StringBuilder();

            sqlCommand.Append("SELECT  Count(*) ");
            sqlCommand.Append("FROM	sts_MembershipProduct ");
            sqlCommand.Append("WHERE ");
            sqlCommand.Append("SiteGuid = ?SiteGuid ");
            sqlCommand.Append(";");

            MySqlParameter[] arParams = new MySqlParameter[1];

            arParams[0]           = new MySqlParameter("?SiteGuid", MySqlDbType.VarChar, 36);
            arParams[0].Direction = ParameterDirection.Input;
            arParams[0].Value     = siteGuid.ToString();

            return(Convert.ToInt32(MySqlHelper.ExecuteScalar(
                                       GetReadConnectionString(),
                                       sqlCommand.ToString(),
                                       arParams)));
        }
        public static int GetCountOfStateAllUsers(Guid pathId)
        {
            StringBuilder sqlCommand = new StringBuilder();

            sqlCommand.Append("SELECT Count(*) ");
            sqlCommand.Append("FROM	mp_SitePersonalizationAllUsers ");
            sqlCommand.Append("WHERE PathID = ?PathID  ; ");

            MySqlParameter[] arParams = new MySqlParameter[1];

            arParams[0]           = new MySqlParameter("?PathID", MySqlDbType.VarChar, 36);
            arParams[0].Direction = ParameterDirection.Input;
            arParams[0].Value     = pathId.ToString();

            int count = Convert.ToInt32(MySqlHelper.ExecuteScalar(
                                            ConnectionString.GetReadConnectionString(),
                                            sqlCommand.ToString(),
                                            arParams));

            return(count);
        }
Esempio n. 5
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        /// <summary>
        /// Gets a count of responses in a survey.
        /// </summary>
        public static int GetResponseCount(Guid surveyGuid)
        {
            StringBuilder sqlCommand = new StringBuilder();

            sqlCommand.Append("SELECT Count(*) ");
            sqlCommand.Append("FROM	mp_SurveyResponses ");
            sqlCommand.Append("WHERE ");
            sqlCommand.Append("SurveyGuid = ?SurveyGuid ");
            sqlCommand.Append("And Complete = 1; ");

            MySqlParameter[] arParams = new MySqlParameter[1];

            arParams[0]           = new MySqlParameter("?SurveyGuid", MySqlDbType.VarChar, 36);
            arParams[0].Direction = ParameterDirection.Input;
            arParams[0].Value     = surveyGuid.ToString();

            return(Convert.ToInt32(MySqlHelper.ExecuteScalar(
                                       ConnectionString.GetReadConnectionString(),
                                       sqlCommand.ToString(),
                                       arParams)));
        }
Esempio n. 6
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        /// <summary>
        /// Gets a count of rows in the mp_ContentHistory table.
        /// </summary>
        public static int GetCount(Guid contentGuid)
        {
            StringBuilder sqlCommand = new StringBuilder();

            sqlCommand.Append("SELECT  Count(*) ");
            sqlCommand.Append("FROM	mp_ContentHistory ");
            sqlCommand.Append("WHERE ");
            sqlCommand.Append("ContentGuid = ?ContentGuid ");
            sqlCommand.Append(";");

            MySqlParameter[] arParams = new MySqlParameter[1];

            arParams[0]           = new MySqlParameter("?ContentGuid", MySqlDbType.VarChar, 36);
            arParams[0].Direction = ParameterDirection.Input;
            arParams[0].Value     = contentGuid.ToString();

            return(Convert.ToInt32(MySqlHelper.ExecuteScalar(
                                       ConnectionString.GetReadConnectionString(),
                                       sqlCommand.ToString(),
                                       arParams)));
        }
Esempio n. 7
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        public static int GetCount(Guid moduleGuid)
        {
            StringBuilder sqlCommand = new StringBuilder();

            sqlCommand.Append("SELECT  Count(*) ");
            sqlCommand.Append("FROM	sts_FundRaiserUpdates ");
            sqlCommand.Append("WHERE ");
            sqlCommand.Append("ModuleGuid = ?ModuleGuid ");
            sqlCommand.Append(";");

            MySqlParameter[] arParams = new MySqlParameter[1];

            arParams[0]           = new MySqlParameter("?ModuleGuid", MySqlDbType.VarChar, 36);
            arParams[0].Direction = ParameterDirection.Input;
            arParams[0].Value     = moduleGuid.ToString();

            return(Convert.ToInt32(MySqlHelper.ExecuteScalar(
                                       ConnectionString.GetReadConnectionString(),
                                       sqlCommand.ToString(),
                                       arParams)));
        }
Esempio n. 8
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        /// <summary>
        /// Gets the total number of rows contained in the corresponding MySQL object.
        /// </summary>
        /// <returns>The number of rows in a given table or view.</returns>
        public long GetRowsCount()
        {
            if (Connection == null)
            {
                return(0);
            }

            object objCount = null;

            try
            {
                var sql = $"SELECT COUNT(*) FROM `{Connection.Schema}`.`{Name}`";
                objCount = MySqlHelper.ExecuteScalar(Connection.GetConnectionStringBuilder().ConnectionString, sql);
            }
            catch (Exception ex)
            {
                Logger.LogException(ex, true, string.Format(Resources.UnableToRetrieveData, this is DbTable ? "table" : "view", Name));
            }

            return((long?)objCount ?? 0);
        }
Esempio n. 9
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        public static int GetCountOfSiteRoles(int siteId)
        {
            StringBuilder sqlCommand = new StringBuilder();

            sqlCommand.Append("SELECT ");
            sqlCommand.Append("Count(*) ");
            sqlCommand.Append("FROM	mp_Roles ");
            sqlCommand.Append("WHERE SiteID = ?SiteID  ");
            sqlCommand.Append(";");

            MySqlParameter[] arParams = new MySqlParameter[1];

            arParams[0]           = new MySqlParameter("?SiteID", MySqlDbType.Int32);
            arParams[0].Direction = ParameterDirection.Input;
            arParams[0].Value     = siteId;

            return(Convert.ToInt32(MySqlHelper.ExecuteScalar(
                                       ConnectionString.GetReadConnectionString(),
                                       sqlCommand.ToString(),
                                       arParams)));
        }
Esempio n. 10
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        static void query_work_station_id()
        {
            string computer_name    = common.GetComputerName();
            string user_name        = common.GetUserName();
            string user_domain_name = common.GetUserDomainName();

            string query = @"
select id from tbl_work_station 
where w_station = @station 
and w_user_name = @user_name;";
            var    ret   = MySqlHelper.ExecuteScalar(MySqlHelper.ConnectionString, query,
                                                     new MySql.Data.MySqlClient.MySqlParameter("@station", computer_name),
                                                     new MySql.Data.MySqlClient.MySqlParameter("@user_name", user_name));

            if (ret != null)
            {// 同一台机器, 同一个帐号登录, 则返回id号
                Login.Operator["work_station_id"] = ret;
                return;
            }

            // 插入新登录的帐号, 并查询返回id号
            string insert = @"
insert into tbl_work_station(`w_station`, `w_user_name`, `w_user_domain_name`, `w_create_time`) 
VALUES (@station, @user_name, @user_domain_name, @create_time);";

            ret = MySqlHelper.ExecuteNonQuery(MySqlHelper.ConnectionString, insert,
                                              new MySql.Data.MySqlClient.MySqlParameter("@station", computer_name),
                                              new MySql.Data.MySqlClient.MySqlParameter("@user_name", user_name),
                                              new MySql.Data.MySqlClient.MySqlParameter("@user_domain_name", user_domain_name),
                                              new MySql.Data.MySqlClient.MySqlParameter("@create_time", DateTime.Now)
                                              );

            ret = MySqlHelper.ExecuteScalar(MySqlHelper.ConnectionString, query,
                                            new MySql.Data.MySqlClient.MySqlParameter("@station", computer_name),
                                            new MySql.Data.MySqlClient.MySqlParameter("@user_name", user_name));
            if (ret != null)
            {
                Login.Operator["work_station_id"] = ret;
            }
        }
Esempio n. 11
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        public static int GetCount(bool tracking1ProfileOnly, Guid siteGuid, string profileId)
        {
            StringBuilder sqlCommand = new StringBuilder();

            sqlCommand.Append("SELECT  Count(*) ");
            sqlCommand.Append("FROM	 ");
            sqlCommand.Append("(");
            sqlCommand.Append("SELECT COALESCE(Country, '') As Country, Count(*) As TheCount  ");
            sqlCommand.Append("FROM sts_ga_CountryData ");

            if (!tracking1ProfileOnly)
            {
                sqlCommand.Append("WHERE ");
                sqlCommand.Append("SiteGuid = ?SiteGuid ");
                sqlCommand.Append("AND ");
                sqlCommand.Append("ProfileId = ?ProfileId ");
            }

            sqlCommand.Append("GROUP BY ");
            sqlCommand.Append("COALESCE(Country,'') ");

            sqlCommand.Append(") s ");

            sqlCommand.Append(";");

            MySqlParameter[] arParams = new MySqlParameter[2];

            arParams[0]           = new MySqlParameter("?SiteGuid", MySqlDbType.VarChar, 36);
            arParams[0].Direction = ParameterDirection.Input;
            arParams[0].Value     = siteGuid.ToString();

            arParams[1]           = new MySqlParameter("?ProfileId", MySqlDbType.VarChar, 20);
            arParams[1].Direction = ParameterDirection.Input;
            arParams[1].Value     = profileId;

            return(Convert.ToInt32(MySqlHelper.ExecuteScalar(
                                       ConnectionString.GetConnectionString(),
                                       sqlCommand.ToString(),
                                       arParams)));
        }
Esempio n. 12
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        public static int ALTER(string tableName, string key, AlterType alterType, DataType dataType = DataType.INT, string key2 = "", bool isFirst = false)
        {
            string dataTypeStr = "";
            string afterStr    = "";

            switch (alterType)
            {
            case AlterType.DROP:
                break;

            case AlterType.ADD:
                dataTypeStr = GetDataTypeCmd(dataType);
                if (!string.IsNullOrEmpty(key2))
                {
                    afterStr = isFirst ? "FIRST" : "AFTER " + key2;
                }
                break;

            case AlterType.MODIFY:
                dataTypeStr = GetDataTypeCmd(dataType);
                break;

            case AlterType.CHANGE:
                dataTypeStr = GetDataTypeCmd(dataType);
                key         = key + " " + key2;
                break;

            case AlterType.RENAME:
                break;

            default:
                break;
            }

            string cmd = string.Format("ALTER TABLE {0} {1} {2} {3} {4}", tableName, GetAlterTypeCmd(alterType), key, dataTypeStr, afterStr);

            object obj = MySqlHelper.ExecuteScalar(MySqlHelper.Conn, CommandType.Text, cmd, null);

            return(Convert.ToInt32(obj));
        }
Esempio n. 13
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        /// <summary>
        /// 获取首页推荐的分组Id
        /// </summary>
        /// <returns></returns>
        public int HomePageRecommendGetGroupId(int GroupTypeID, int SchemeID)
        {
            StringBuilder commandText = new StringBuilder();

            #region CommandText

            commandText.Append(@"SELECT 
                                        a.GroupID 
                                    FROM
                                        GroupInfo AS a 
                                        INNER JOIN GroupSchemes AS b 
                                            ON a.GroupID = b.GroupID
                                    WHERE a.GroupTypeID = @GroupTypeID
                                        AND a.Status = 1 
                                        AND b.Status = 1 
                                        AND b.SchemeID = @SchemeID
                                    LIMIT 1");

            #endregion

            return(nwbase_sdk.Tools.GetInt(MySqlHelper.ExecuteScalar(this.ConnectionString, commandText.ToString(), new MySqlParameter("@GroupTypeID", GroupTypeID), new MySqlParameter("@SchemeID", SchemeID)), 0));
        }
Esempio n. 14
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        /// <summary>
        /// 插入话题,返回话题Id
        /// </summary>
        /// <param name="topic"></param>
        /// <returns></returns>
        public static int AddTopic(T_Topic topic)
        {
            object o = MySqlHelper.ExecuteScalar(Util.GetConnectString(BBSConnString),
                                                 "insert into T_Topic(Id, UserId, Invites, Title, TopicContent, TopicText, CreateDate, Good, Hit, ReplyCount, GradeId, SubjectId, Deleted, Blocked, Ip) values (null, @UserId, @Invites, @Title, @TopicContent, @TopicText, @CreateDate, @Good, @Hit, @ReplyCount, @GradeId, @SubjectId, @Deleted, @Blocked, @Ip); select last_insert_id();",
                                                 "@UserId".ToInt32InPara(topic.UserId),
                                                 "@Invites".ToVarCharInPara(topic.Invites),
                                                 "@Title".ToVarCharInPara(topic.Title),
                                                 "@TopicContent".ToVarCharInPara(topic.TopicContent),
                                                 "@TopicText".ToVarCharInPara(topic.TopicText),
                                                 "@CreateDate".ToDateTimeInPara(topic.CreateDate),
                                                 "@Good".ToInt32InPara(topic.Good),
                                                 "@Hit".ToInt32InPara(topic.Hit),
                                                 "@ReplyCount".ToInt32InPara(topic.ReplyCount),
                                                 "@GradeId".ToInt32InPara(topic.GradeId),
                                                 "@SubjectId".ToInt32InPara(topic.SubjectId),
                                                 "@Deleted".ToBitInPara(topic.Deleted),
                                                 "@Blocked".ToBitInPara(topic.Blocked),
                                                 "@Ip".ToVarCharInPara(topic.Ip)
                                                 );

            return(o == null ? 0 : int.Parse(o.ToString()));
        }
Esempio n. 15
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        /// <summary>
        /// Gets a count of rows in the mp_Letter table.
        /// </summary>
        public static int GetCountOfDrafts(Guid letterInfoGuid)
        {
            StringBuilder sqlCommand = new StringBuilder();

            sqlCommand.Append("SELECT  Count(*) ");
            sqlCommand.Append("FROM	mp_Letter ");
            sqlCommand.Append("WHERE ");
            sqlCommand.Append("LetterInfoGuid = ?LetterInfoGuid ");
            sqlCommand.Append("AND SendClickedUTC IS NULL ");
            sqlCommand.Append("; ");

            MySqlParameter[] arParams = new MySqlParameter[1];

            arParams[0]           = new MySqlParameter("?LetterInfoGuid", MySqlDbType.VarChar, 36);
            arParams[0].Direction = ParameterDirection.Input;
            arParams[0].Value     = letterInfoGuid.ToString();

            return(Convert.ToInt32(MySqlHelper.ExecuteScalar(
                                       ConnectionString.GetReadConnectionString(),
                                       sqlCommand.ToString(),
                                       arParams)));
        }
Esempio n. 16
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        /// <summary>
        /// 新建作业
        /// </summary>
        /// <param name="zy"></param>
        /// <returns></returns>
        public static int Create(T_Zy zy)
        {
            object o = MySqlHelper.ExecuteScalar(Util.GetConnectString(ZyConnString),
                                                 "insert into T_Zy(UserId, ZyName, CourseId, SubjectId, CreateDate, Ip, IMEI, MobileBrand, SystemType, Browser, OpenDate, DueDate, Type, Status) values (@UserId, @ZyName, @CourseId, @SubjectId, @CreateDate, @Ip, @IMEI, @MobileBrand, @SystemType, @Browser, @OpenDate, @DueDate, @Type, @Status); select last_insert_id();",
                                                 "@UserId".ToInt32InPara(zy.UserId),
                                                 "@ZyName".ToVarCharInPara(zy.ZyName),
                                                 "@CourseId".ToInt32InPara(zy.CourseId),
                                                 "@SubjectId".ToInt32InPara(zy.SubjectId),
                                                 "@CreateDate".ToDateTimeInPara(zy.CreateDate),
                                                 "@Ip".ToVarCharInPara(zy.Ip),
                                                 "@IMEI".ToVarCharInPara(zy.IMEI),
                                                 "@MobileBrand".ToVarCharInPara(zy.MobileBrand),
                                                 "@SystemType".ToVarCharInPara(zy.SystemType),
                                                 "@Browser".ToVarCharInPara(zy.Browser),
                                                 "@OpenDate".ToDateTimeInPara(zy.OpenDate),
                                                 "@DueDate".ToDateTimeInPara(zy.DueDate),
                                                 "@Type".ToInt32InPara(zy.Type),
                                                 "@Status".ToInt32InPara(zy.Status)
                                                 );

            return(o == null ? 0 : int.Parse(o.ToString()));
        }
Esempio n. 17
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        protected void Vote_Click(object sender, EventArgs e)
        {
            try
            {
                int Id = Convert.ToInt32((sender as LinkButton).CommandArgument);
                //string sql = string.Format("update WorksList set VoteNumber=VoteNumber+1 where ID={0}  ", Id);

                UserInfo user  = (UserInfo)Session["User"];
                string   sql2  = string.Format("select count(1) from VoteRecord where WorksListId = {0} and UserId = {1}", Id, user.Id);
                int      count = (int)MySqlHelper.ExecuteScalar(sql2);
                string   sql   = "";
                if (count > 0)
                {
                    //取消投票
                    sql = string.Format("update WorksList set VoteNumber=VoteNumber-1 where ID={0}  ", Id);
                    string delsql = string.Format("delete from VoteRecord where WorksListId = {0} and UserId = {1}", Id, user.Id);

                    MySqlHelper.ExecuteNonQuery(sql);
                    MySqlHelper.ExecuteNonQuery(delsql);//减投票记录

                    Response.Write("<script>alert('取消投票成功!');window.location.replace('Pictures.aspx');</script>");
                }
                else
                {
                    //投票
                    sql = string.Format("update WorksList set VoteNumber=VoteNumber+1 where ID={0}  ", Id);
                    string updatesql = string.Format("insert VoteRecord values({0},{1},'{2}')", Id, user.Id, DateTime.Now.ToString("yyyy-MM-dd HH:mm"));

                    MySqlHelper.ExecuteNonQuery(sql);
                    MySqlHelper.ExecuteNonQuery(updatesql);//加投票记录

                    Response.Write("<script>alert('投票成功!');window.location.replace('Pictures.aspx');</script>");
                }
            }
            catch (Exception ex)
            {
                Response.Write("<script>alert('投票失败!');</script>");
            }
        }
Esempio n. 18
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        /// <summary>
        /// Returns true if the passed in address is banned
        /// </summary>
        /// <param name="rowID"> rowID </param>
        /// <returns>bool</returns>
        public static bool IsBanned(string ipAddress)
        {
            StringBuilder sqlCommand = new StringBuilder();

            sqlCommand.Append("SELECT  Count(*) ");
            sqlCommand.Append("FROM	mp_BannedIPAddresses ");
            sqlCommand.Append("WHERE ");
            sqlCommand.Append("BannedIP = ?BannedIP ;");

            MySqlParameter[] arParams = new MySqlParameter[1];

            arParams[0]           = new MySqlParameter("?BannedIP", MySqlDbType.VarChar, 50);
            arParams[0].Direction = ParameterDirection.Input;
            arParams[0].Value     = ipAddress;

            int foundRows = Convert.ToInt32(MySqlHelper.ExecuteScalar(
                                                ConnectionString.GetReadConnectionString(),
                                                sqlCommand.ToString(),
                                                arParams));

            return(foundRows > 0);
        }
Esempio n. 19
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        /// <summary>
        /// Gets a count of rows in the mp_TaskQueue table.
        /// </summary>
        /// <param name="siteGuid"> guid </param>
        public static int GetCountUnfinished(Guid siteGuid)
        {
            StringBuilder sqlCommand = new StringBuilder();

            sqlCommand.Append("SELECT  Count(*) ");
            sqlCommand.Append("FROM	mp_TaskQueue ");
            sqlCommand.Append("WHERE ");
            sqlCommand.Append("SiteGuid = ?SiteGuid ");
            sqlCommand.Append("AND CompleteUTC IS NULL ");
            sqlCommand.Append(";");

            MySqlParameter[] arParams = new MySqlParameter[1];

            arParams[0]           = new MySqlParameter("?SiteGuid", MySqlDbType.VarChar, 36);
            arParams[0].Direction = ParameterDirection.Input;
            arParams[0].Value     = siteGuid.ToString();

            return(Convert.ToInt32(MySqlHelper.ExecuteScalar(
                                       ConnectionString.GetReadConnectionString(),
                                       sqlCommand.ToString(),
                                       arParams)));
        }
Esempio n. 20
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        /// <summary>
        /// 五、需要的协助和支持
        /// </summary>
        public static List <AssistInfo> GetAssistInfoList(string whereCondition, string limit, MySqlParameter[] parameters, out int totalCount, out int totalPage)
        {
            List <AssistInfo> assistInfoList = new List <AssistInfo>();
            MySqlConnection   con            = new MySqlConnection(ConnectionString);

            totalCount = 0;
            try
            {
                con.Open();
                totalCount = int.Parse(MySqlHelper.ExecuteScalar(con, "select count(*) from Assist_Info " + whereCondition, parameters).ToString());
                MySqlDataReader reader = MySqlHelper.ExecuteReader(con, "select * from Assist_Info " + whereCondition + limit, parameters);

                while (reader.Read())
                {
                    AssistInfo assistInfo = new AssistInfo();
                    assistInfo.Id        = int.Parse(reader["Id"].ToString());
                    assistInfo.Content   = reader["Content"].ToString();
                    assistInfo.UserId    = reader["UserId"].ToString();
                    assistInfo.Week      = int.Parse(reader["Week"].ToString());
                    assistInfo.IsForeign = int.Parse(reader["IsForeign"].ToString());
                    assistInfo.OrderNum  = int.Parse(reader["OrderNum"].ToString());
                    assistInfoList.Add(assistInfo);
                }
                reader.Close();
            }
            catch (MySqlException e)
            {
                Logger.Error("查询AssistInfo出错。", e);
            }
            finally
            {
                con.Close();
            }
            int pageSize = int.Parse(ConfigurationManager.AppSettings["pageSize"]);

            totalPage = totalCount % pageSize == 0 ? totalCount / pageSize : totalCount / pageSize + 1;

            return(assistInfoList);
        }
Esempio n. 21
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        /// <summary>
        /// Gets the total number of rows contained in the corresponding MySQL object.
        /// </summary>
        /// <returns>The number of rows in a given table or view.</returns>
        public long GetRowsCount()
        {
            if (Connection == null)
            {
                return(0);
            }

            object objCount = null;

            try
            {
                string sql = string.Format("SELECT COUNT(*) FROM `{0}`.`{1}`", Connection.Schema, Name);
                objCount = MySqlHelper.ExecuteScalar(Connection.GetConnectionStringBuilder().ConnectionString, sql);
            }
            catch (Exception ex)
            {
                MiscUtilities.ShowCustomizedErrorDialog(string.Format(Resources.UnableToRetrieveData, this is DbTable ? "table" : "view", Name), ex.Message);
                MySqlSourceTrace.WriteAppErrorToLog(ex);
            }

            return(objCount != null ? (long)objCount : 0);
        }
Esempio n. 22
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        private int endNum   = 6; //在mysql中,第二个数字代表取几个数字
        public void ProcessRequest(HttpContext context)
        {
            context.Response.ContentType = "text/html";
            string num = context.Request["pageNum"];

            if (!string.IsNullOrEmpty(num))                 //判断是否有传值
            {
                if (int.TryParse(num, out pageNum) == true) //判断传值是否是数字
                {
                    pageNum  = Convert.ToInt32(num);        //页面设为传过来的值
                    startNum = setStartNum(pageNum);
                }
            }
            //            DataTable products = MySqlHelper.ExecuteDataTable(@"select p.Id as Id,p.Name as Name,c.Name as CategoryName from T_Product p
            //            left join T_ProductCategories c on p.CategoriyId=c.Id");
            DataTable products = MySqlHelper.ExecuteDataTable(@"select p.Id as Id,p.Name as Name,
            c.Name as CategoryName from T_Product p left join T_ProductCategories c on 
            p.CategoriyId=c.Id order by Id limit @StartNum,@EndNum",
                                                              new MySqlParameter("@StartNum", startNum), new MySqlParameter("@EndNum", endNum));

            //不能一次把表中的数据都取出来,否则性能很差
            //也不能一次性取出来,用c#过滤

            //总条数
            long totalCount = (long)MySqlHelper.ExecuteScalar("select count(*) from T_Product");
            //总页数
            int pageCount = (int)Math.Ceiling(totalCount / endNum * 1.0);

            object[] pageData = new object[pageCount];
            for (int i = 0; i < pageCount; i++)
            {
                pageData[i] = new { Href  = "ProductList.ashx?pageNum=" + (i + 1),
                                    Title = "第" + (i + 1) + "页" };
            }
            var    data = new { Title = "产品列表", Products = products.Rows, PageData = pageData };
            string html = CommonHelper.RenderHtml("Admin/ProductList.html", data);

            context.Response.Write(html);
        }
Esempio n. 23
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        /// <summary>
        /// 添加系统角色
        /// added by kezesong 2014-4-16
        /// </summary>
        /// <param name="info"></param>
        /// <returns></returns>
        public int AddRightRoles(RoleInfo info)
        {
            string sqlText = @"insert into RightRoles(TheProj,RoleName,RoleDesc,Status) values(@TheProj,@RoleName,@RoleDesc,@Status);select last_insert_id();";
            List <MySqlParameter> paramList = new List <MySqlParameter>();

            paramList.Add(new MySqlParameter("@TheProj", info.TheProj));
            paramList.Add(new MySqlParameter("@RoleName", info.RoleName));
            paramList.Add(new MySqlParameter("@RoleDesc", info.RoleDesc));
            paramList.Add(new MySqlParameter("@Status", info.Status));


            object ret = MySqlHelper.ExecuteScalar(_connStr, sqlText, paramList.ToArray());
            int    id  = Tools.GetInt(ret, 0);

            if (id > 0)
            {
                nwbase_utils.Cache.CacheHelper.DelCache("RightRolesList", true);
                nwbase_utils.Cache.CacheHelper.DelCache("rightRightsDic", true); //同时删除用户权限缓存
                return(id);
            }
            return(0);
        }
Esempio n. 24
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        /// <summary>
        /// 查询公司数量
        /// </summary>
        /// <param name="companySearcher">公司查询对象</param>
        /// <param name="tran">中间事务对象</param>
        /// <returns>返回查询到的数量</returns>
        public long Count(CompanySearcher companySearcher, ICTransaction tran)
        {
            object           count         = 0;
            long             result        = 0;
            CompanySearcher  querySearcher = null;
            MysqlQueryParser queryParser   = new MysqlQueryParser();
            StringBuilder    query         = new StringBuilder();

            query.AppendLine(@"SELECT ");
            query.AppendLine(@"   COUNT(C.CompanyId) ");
            query.AppendLine(@"FROM ");
            query.AppendLine(@"   Company C ");

            if (companySearcher != null)
            {
                querySearcher           = (CompanySearcher)companySearcher.Clone();
                querySearcher.TableName = "C";
            }

            queryParser.SearcherParse(querySearcher);

            if (!string.IsNullOrEmpty(queryParser.ConditionString))
            {
                query.AppendLine(@"WHERE ");
                query.AppendLine(@"   " + queryParser.ConditionString);
            }

            if (tran != null)
            {
                count = MySqlHelper.ExecuteScalar((MySqlConnection)tran.Connection, query.ToString(), queryParser.ParamCollection.ToArray());
            }
            else
            {
                count = MySqlHelper.ExecuteScalar(this.CurrentConnectionString, query.ToString(), queryParser.ParamCollection.ToArray());
            }

            return(long.TryParse(count.ToString(), out result) ? result : 0);
        }
Esempio n. 25
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        public void ChangeAppName()
        {
            provider = new MySQLMembershipProvider();
            NameValueCollection config = new NameValueCollection();

            config.Add("connectionStringName", "LocalMySqlServer");
            config.Add("applicationName", "/");
            config.Add("passwordStrengthRegularExpression", "bar.*");
            config.Add("passwordFormat", "Clear");
            provider.Initialize(null, config);
            MembershipCreateStatus status;

            provider.CreateUser("foo", "bar!bar", null, null, null, true, null, out status);
            Assert.True(status == MembershipCreateStatus.Success);

            MySQLMembershipProvider provider2 = new MySQLMembershipProvider();
            NameValueCollection     config2   = new NameValueCollection();

            config2.Add("connectionStringName", "LocalMySqlServer");
            config2.Add("applicationName", "/myapp");
            config2.Add("passwordStrengthRegularExpression", "foo.*");
            config2.Add("passwordFormat", "Clear");
            provider2.Initialize(null, config2);
            provider2.CreateUser("foo2", "foo!foo", null, null, null, true, null, out status);
            Assert.True(status == MembershipCreateStatus.Success);

            provider.ApplicationName = "/myapp";
            Assert.False(provider.ValidateUser("foo", "bar!bar"));
            Assert.True(provider.ValidateUser("foo2", "foo!foo"));

            //Cleanup
            //provider.DeleteUser("foo2", true);
            //provider.DeleteUser("foo", true);

            //Cleanup
            MySqlHelper.ExecuteScalar(Connection, "DELETE FROM my_aspnet_users");
            MySqlHelper.ExecuteScalar(Connection, "DELETE FROM my_aspnet_membership");
        }
        private void AddTable(object parameter)
        {
            if (string.IsNullOrEmpty(TableName + DateField))
            {
                MessageBoxHelper.MessageBoxShowWarning("表名称和时间字段都为必填项!");
                return;
            }

            ArchiveTable archiveTable = ArchiveTables.FirstOrDefault(x => x.TableName.ToLower() == TableName.ToLower());

            if (archiveTable != null)
            {
                MessageBoxHelper.MessageBoxShowWarning("添加的表名称已存在!");
                return;
            }

            try
            {
                MySqlHelper.ExecuteScalar(EnvironmentInfo.ConnectionString, $"select {DateField} from {TableName} limit 1");
            }
            catch (Exception)
            {
                MessageBoxHelper.MessageBoxShowWarning("添加的表名称或者时间字段在数据库中不存在!");
                return;
            }


            var table = new ArchiveTable()
            {
                TableName = TableName, DateField = DateField, Where = Where
            };

            archiveTableManager.AddArchiveTable(table);
            ArchiveTables.Add(table);
            this.TableName = "";
            this.DateField = "";
            this.Where     = "";
        }
Esempio n. 27
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        /// <summary>
        /// Gets the guid of the next page in the survey
        /// </summary>
        /// <param name="pageGuid">The guid of the current page</param>
        /// <returns></returns>
        public static Guid GetNextPageGuid(Guid pageGuid)
        {
            StringBuilder sqlCommand = new StringBuilder();

            sqlCommand.Append("SELECT PageGuid ");
            sqlCommand.Append("FROM	mp_SurveyPages ");
            sqlCommand.Append("WHERE PageOrder > (");
            sqlCommand.Append("SELECT PageOrder ");
            sqlCommand.Append("FROM mp_SurveyPages ");
            sqlCommand.Append("WHERE ");
            sqlCommand.Append("PageGuid = ?PageGuid) ");
            sqlCommand.Append("AND ");
            sqlCommand.Append("SurveyGuid = (");
            sqlCommand.Append("SELECT SurveyGuid ");
            sqlCommand.Append("FROM mp_SurveyPages ");
            sqlCommand.Append("WHERE ");
            sqlCommand.Append("PageGuid = ?PageGuid) ");
            sqlCommand.Append("Order By PageOrder ");
            sqlCommand.Append("Limit 1; ");

            MySqlParameter[] arParams = new MySqlParameter[1];

            arParams[0]           = new MySqlParameter("?PageGuid", MySqlDbType.VarChar, 36);
            arParams[0].Direction = ParameterDirection.Input;
            arParams[0].Value     = pageGuid.ToString();

            object id = MySqlHelper.ExecuteScalar(
                ConnectionString.GetReadConnectionString(),
                sqlCommand.ToString(),
                arParams);

            if (id == null)
            {
                return(Guid.Empty);
            }

            return(new Guid(id.ToString()));
        }
Esempio n. 28
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        public static byte[] GetPersonalizationBlobAllUsers(
            int siteId,
            String path)
        {
            Guid pathID = GetOrCreatePathId(siteId, path);

            StringBuilder sqlCommand = new StringBuilder();

            sqlCommand.Append("SELECT PageSettings ");
            sqlCommand.Append("FROM	mp_SitePersonalizationAllUsers ");
            sqlCommand.Append("WHERE PathID = ?PathID  LIMIT 1 ; ");

            MySqlParameter[] arParams = new MySqlParameter[1];

            arParams[0]           = new MySqlParameter("?PathID", MySqlDbType.VarChar, 36);
            arParams[0].Direction = ParameterDirection.Input;
            arParams[0].Value     = pathID.ToString();


            byte[] result = null;

            try
            {
                result = (byte[])MySqlHelper.ExecuteScalar(
                    ConnectionString.GetReadConnectionString(),
                    sqlCommand.ToString(),
                    arParams);
            }
            catch (System.InvalidCastException ex)
            {
                if (log.IsErrorEnabled)
                {
                    log.Error("dbPortal.SitePersonalization_GetPersonalizationBlobAllUsers", ex);
                }
            }

            return(result);
        }
        public void ScopeTimeoutWithMySqlHelper()
        {
            execSQL("DROP TABLE IF EXISTS Test");
            createTable("CREATE TABLE Test (id int)", "INNODB");
            string connStr = GetConnectionString(true);

            using (new TransactionScope(TransactionScopeOption.RequiresNew, TimeSpan.FromSeconds(1)))
            {
                try
                {
                    for (int i = 0; ; i++)
                    {
                        MySqlHelper.ExecuteNonQuery(connStr, String.Format("INSERT INTO Test VALUES({0})", i));;
                    }
                }
                catch (Exception)
                {
                }
            }
            long count = (long)MySqlHelper.ExecuteScalar(connStr, "select count(*) from test");

            Assert.AreEqual(0, count);
        }
Esempio n. 30
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        public string GetEmailByCustomerNumber(string num)
        {
            string output = "";

            try
            {
                output = (String)MySqlHelper.ExecuteScalar(_connectionString, "select email from CustomerLogin where customerNumber = " + num);

                /*using (MySqlConnection connection = new MySqlConnection(_connectionString))
                 * {
                 *  string sql = "select email from CustomerLogin where customerNumber = " + num;
                 *  MySqlCommand cmd = new MySqlCommand(sql, connection);
                 *  output = (string)cmd.ExecuteScalar();
                 * }*/
            }
            catch (Exception ex)
            {
                log.Error("Error getting email by customer number", ex);
                output = ex.Message;
            }

            return(output);
        }