SQL批量插入數(shù)據(jù)幾種方案的性能詳細(xì)對比

Create Type PassportTableType as Table
(
PassportKey nvarchar(50)

)

USE [TestInsert]
GO
/****** Object: StoredProcedure [dbo].[CreatePassportWithTVP] Script Date: 03/02/2010 00:14:45 ******/
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
-- =============================================
-- Author:    Kevin>
-- Create date: 2010-3-1>
-- Description:    創(chuàng)建通行證>
-- =============================================
Create PROCEDURE [dbo].[CreatePassportWithTVP]
@TVP PassportTableType readonly
AS
BEGIN
SET NOCOUNT ON;
Insert into Passport(PassportKey) select PassportKey from @TVP
END

using System;
using System.Diagnostics;
using System.Data;
using System.Data.SqlClient;
using com.DataAccess;
namespace ConsoleAppInsertTest
{
class Program
{
static string connectionString = SqlHelper.ConnectionStringLocalTransaction; //數(shù)據(jù)庫連接字符串
static int count = 1000000; //插入的條數(shù)
static void Main(string[] args)
{
//long commonInsertRunTime = CommonInsert();
//Console.WriteLine(string.Format("普通方式插入{1}條數(shù)據(jù)所用的時間是{0}毫秒", commonInsertRunTime, count));
long sqlBulkCopyInsertRunTime = SqlBulkCopyInsert();
Console.WriteLine(string.Format("使用SqlBulkCopy插入{1}條數(shù)據(jù)所用的時間是{0}毫秒", sqlBulkCopyInsertRunTime, count));
long TVPInsertRunTime = TVPInsert();
Console.WriteLine(string.Format("使用表值方式（TVP）插入{1}條數(shù)據(jù)所用的時間是{0}毫秒", TVPInsertRunTime, count));
}
/// summary>
/// 普通調(diào)用存儲過程插入數(shù)據(jù)
/// /summary>
/// returns>/returns>
private static long CommonInsert()
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
string passportKey;
for (int i = 0; i count; i++)
{
passportKey = Guid.NewGuid().ToString();
SqlParameter[] sqlParameter = { new SqlParameter("@passport", passportKey) };
SqlHelper.ExecuteNonQuery(connectionString, CommandType.StoredProcedure, "CreatePassport", sqlParameter);
}
stopwatch.Stop();
return stopwatch.ElapsedMilliseconds;
}
/// summary>
/// 使用SqlBulkCopy方式插入數(shù)據(jù)
/// /summary>
/// param name="dataTable">/param>
/// returns>/returns>
private static long SqlBulkCopyInsert()
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
DataTable dataTable = GetTableSchema();
string passportKey;
for (int i = 0; i count; i++)
{
passportKey = Guid.NewGuid().ToString();
DataRow dataRow = dataTable.NewRow();
dataRow[0] = passportKey;
dataTable.Rows.Add(dataRow);
}
SqlBulkCopy sqlBulkCopy = new SqlBulkCopy(connectionString);
sqlBulkCopy.DestinationTableName = "Passport";
sqlBulkCopy.BatchSize = dataTable.Rows.Count;
SqlConnection sqlConnection = new SqlConnection(connectionString);
sqlConnection.Open();
if (dataTable!=null dataTable.Rows.Count!=0)
{
sqlBulkCopy.WriteToServer(dataTable);
}
sqlBulkCopy.Close();
sqlConnection.Close();
stopwatch.Stop();
return stopwatch.ElapsedMilliseconds;
}
private static long TVPInsert()
{
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
DataTable dataTable = GetTableSchema();
string passportKey;
for (int i = 0; i count; i++)
{
passportKey = Guid.NewGuid().ToString();
DataRow dataRow = dataTable.NewRow();
dataRow[0] = passportKey;
dataTable.Rows.Add(dataRow);
}
SqlParameter[] sqlParameter = { new SqlParameter("@TVP", dataTable) };
SqlHelper.ExecuteNonQuery(connectionString, CommandType.StoredProcedure, "CreatePassportWithTVP", sqlParameter);
stopwatch.Stop();
return stopwatch.ElapsedMilliseconds;
}
private static DataTable GetTableSchema()
{
DataTable dataTable = new DataTable();
dataTable.Columns.AddRange(new DataColumn[] { new DataColumn("PassportKey") });
return dataTable;
}
}
}

SqlParameter[] sqlParameter = { new SqlParameter("@TVP", dataTable) };

SqlHelper.ExecuteNonQuery(connectionString, CommandType.StoredProcedure, "CreatePassportWithTVP", sqlParameter);

5.測試并記錄測試結(jié)果

第一組測試，插入記錄數(shù)1000

第二組測試，插入記錄數(shù)10000

第三組測試，插入記錄數(shù)1000000