VS自带的功能：性能和诊断

先看一眼代码：

using System;
using System.Collections.Generic;
using XCode;
using XCode.Configuration;
using XCode.DataAccessLayer;

namespace RandomInsert
{
    internal class Program
    {
        private static int NeedCount = 10000;
        private static void Main(string[] args)
        {
            Console.WriteLine("开始");
            FillDataForDb("demo");
            Console.WriteLine("完成");
        }

        /// <summary>
        ///  随机填充指定数据库连接字符串中的所有表
        /// </summary>
        /// <param name="connStr">数据库连接字符串</param>
        public static void FillDataForDb(string connStr)
        {
            DAL dal = DAL.Create(connStr);//根据数据库连接字符串创建数据访问对象
            List<IDataTable> tableList = dal.Tables;//获取数据库的所有表和架构信息
            if (tableList == null)
            {
                Console.WriteLine("没有表结构");
                return;

            }
            tableList.RemoveAll(t => t.IsView);//过滤掉视图
            foreach (var item in tableList)
            {
                //首先根据表名称获取当前表的实体操作接口
                IEntityOperate entity = dal.CreateOperate(item.Name);
                //entity.BeginTransaction();事务暂时不启用
                for (int i = 0; i < NeedCount; i++)
                {
                    if (i % 1000 == 0) { Console.WriteLine("{0}{1}", item.TableName, i); }
                    IEntity model = entity.Create();//创建数据实体接口
                    //entity.Fields获取所有的字段信息
                    foreach (var fild in entity.Fields)
                    {
                        if (!fild.IsIdentity)
                            model.SetItem(fild.Name, GetRandomValue(fild));
                    }
                    model.Save();//保存数据
                }
                //entity.Commit();
            }
        }
        /// <summary>
        /// 根据字段类型和长度获取对应类型的随机数据
        /// </summary>
        /// <param name="fild">字段对象</param>
        /// <returns>对应的随机数据</returns>
        public static object GetRandomValue(FieldItem fild)
        {
            switch (Type.GetTypeCode(fild.Field.DataType))
            {
                case TypeCode.Boolean:
                    return RandomHelper.GetRandomBool();
                case TypeCode.Byte:
                    return RandomHelper.GetRandomByte();
                case TypeCode.Char:
                    return RandomHelper.GetRandomChar();
                case TypeCode.DateTime:
                    return RandomHelper.GetRandomDateTime();
                case TypeCode.Decimal:
                    return RandomHelper.GetRandomDouble(0, NeedCount * 10.1);
                case TypeCode.Double:
                    return RandomHelper.GetRandomDouble(0, NeedCount * 10.1);
                case TypeCode.Int16:
                    return RandomHelper.GetRandomInt(1, int.MaxValue);
                case TypeCode.Int32:
                    return RandomHelper.GetRandomInt(1, NeedCount * 50);
                case TypeCode.Int64:
                    return RandomHelper.GetRandomInt(1, NeedCount * 100);
                case TypeCode.SByte:
                    return RandomHelper.GetRandomInt(1, 127);
                case TypeCode.Single:
                    return RandomHelper.GetRandomDouble(0, NeedCount * 10.1);
                case TypeCode.String:
                    return RandomHelper.GetRandomString((int)(fild.Length * RandomHelper.GetRandomDouble(0.2, 0.7)));
                case TypeCode.UInt16:
                    return RandomHelper.GetRandomInt(int.MinValue, int.MaxValue);
                case TypeCode.UInt32:
                    return RandomHelper.GetRandomInt(1, NeedCount * 50);
                case TypeCode.UInt64:
                    return RandomHelper.GetRandomInt(1, NeedCount * 100);
                case TypeCode.Empty:
                case TypeCode.Object:
                case TypeCode.DBNull:
                    return string.Empty;
                default:
                    return string.Empty;
            }
        }
    }
}

本段代码由大石头提供技术支持，小董原创，老邱完成，ha666抄过来。

VS2013Update5就有“性能和诊断”功能了

选择“调试”菜单->“性能和诊断”

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