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C# Columns.Any方法代碼示例

本文整理匯總了C#中Columns.Any方法的典型用法代碼示例。如果您正苦於以下問題:C# Columns.Any方法的具體用法?C# Columns.Any怎麽用?C# Columns.Any使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在Columns的用法示例。


在下文中一共展示了Columns.Any方法的2個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的C#代碼示例。

示例1: ConfigureCreateCommand

        /// <summary>
        /// 添加數據。
        /// </summary>
        /// <param name="command">SQL命令執行對象</param>
        /// <param name="tableName">表名稱</param>
        /// <param name="allColumns">所有列信息</param>
        /// <returns>命令執行對象</returns>
        protected override void ConfigureCreateCommand(DbCommand command, string tableName, Columns allColumns)
        {
            var index = 1;
            var insertColumns = allColumns.Where(c => !c.IsIdentity);
            var commandTextBuilder = new StringBuilder();

            commandTextBuilder.AppendFormat("INSERT INTO {0} (", this.GetSafeTableName(tableName));

            foreach (var column in insertColumns)
            {
                commandTextBuilder.AppendFormat(index++ == insertColumns.Count() ? "\"{0}\"" : "\"{0}\",", column.Name);
            }

            commandTextBuilder.AppendFormat(") VALUES (");

            index = 1;
            foreach (var item in insertColumns)
            {
                var format = index++ == insertColumns.Count() ? ":{0}" : ":{0}, ";

                commandTextBuilder.AppendFormat(format, item.Name);
                command.AddParameter($":{item.Name}", item.Value, this._dbTypeResolve.GetDbType(item.DataType));
            }

            commandTextBuilder.Append(")");

            if (allColumns.Any(c => c.IsIdentity))
            {
                var identity = allColumns.First(i => i.IsIdentity);

                commandTextBuilder.AppendFormat(";SELECT currval(pg_get_serial_sequence('{0}', '{1}'));", this.GetSafeTableName(tableName), identity.Name);
            }

            command.CommandType = CommandType.Text;
            command.CommandText = commandTextBuilder.ToString();

            this.RecordCommandInfo("添加記錄", command);
        }
開發者ID:fenglinz,項目名稱:Sparrow,代碼行數:45,代碼來源:PostgreSQLDynamicQueryProvider.cs

示例2: ConfigureCreateCommand

        /// <summary>
        /// 添加數據。
        /// </summary>
        /// <param name="command">SQL命令執行對象</param>
        /// <param name="tableName">表名稱</param>
        /// <param name="allColumns">所有列信息</param>
        /// <returns>命令執行對象</returns>
        protected override void ConfigureCreateCommand(DbCommand command, string tableName, Columns allColumns)
        {
            var index = 1;
            var insertColumns = allColumns.Where(c => !c.IsIdentity);
            var commandTextBuilder = new StringBuilder();

            commandTextBuilder.AppendFormat("INSERT INTO {0} (", this.GetSafeTableName(tableName));

            foreach (var column in insertColumns)
            {
                commandTextBuilder.AppendFormat(index++ == insertColumns.Count() ? "[{0}]" : "[{0}],", column.Name);
            }

            commandTextBuilder.AppendFormat(") VALUES (");

            index = 1;
            foreach (var item in insertColumns)
            {
                var format = index++ == insertColumns.Count() ? "@{0}" : "@{0}, ";

                commandTextBuilder.AppendFormat(format, item.Name);
                command.AddParameter($"@{item.Name}", item.Value);
            }

            commandTextBuilder.Append(")");

            if (allColumns.Any(c => c.IsIdentity))
            {
                commandTextBuilder.Append(";SELECT @@IDENTITY;");
            }

            command.CommandType = CommandType.Text;
            command.CommandText = commandTextBuilder.ToString();

            this.RecordCommandInfo("添加記錄", command);
        }
開發者ID:fenglinz,項目名稱:Sparrow,代碼行數:43,代碼來源:MSSQLDynamicQueryProvider.cs


注:本文中的Columns.Any方法示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。