[SQL Server]SQLServer ÅúÁ¿²åÈëÊý¾ÝµÄÁ½ÖÖ·½·¨

ÔÚSQL Server ÖвåÈëÒ»ÌõÊý¾ÝʹÓÃInsertÓï¾ä£¬µ«ÊÇÈç¹ûÏëÒªÅúÁ¿²åÈëÒ»¶ÑÊý¾ÝµÄ»°£¬Ñ­»·Ê¹ÓÃInsert²»½öЧÂʵͣ¬¶øÇһᵼÖÂSQLһϵͳÐÔÄÜÎÊÌâ¡£ÏÂÃæ½éÉÜSQL ServerÖ§³ÖµÄÁ½ÖÖÅúÁ¿Êý¾Ý²åÈë·½·¨£ºBulkºÍ±íÖµ²ÎÊý(Table-Valued Parameters)¡£
   ÔËÐÐÏÂÃæµÄ½Å±¾£¬½¨Á¢²âÊÔÊý¾Ý¿âºÍ±íÖµ²ÎÊý¡£
´úÂëÈçÏÂ:
--Create DataBase
create database BulkTestDB;
go
use BulkTestDB;
go
--Create Table
Create table BulkTestTable(
Id int primary key,
UserName nvarchar(32),
Pwd varchar(16))
go
--Create Table Valued
CREATE TYPE BulkUdt AS TABLE
(Id int,
UserName nvarchar(32),
Pwd varchar(16))
ÏÂÃæÎÒÃÇʹÓÃ×î¼òµ¥µÄInsertÓï¾äÀ´²åÈë100ÍòÌõÊý¾Ý£¬´úÂëÈçÏ£º
´úÂëÈçÏÂ:
Stopwatch sw = new Stopwatch();
SqlConnection sqlConn = new SqlConnection(
ConfigurationManager.ConnectionStrings["ConnStr"].ConnectionString);//Á¬½ÓÊý¾Ý¿â
SqlCommand sqlComm = new SqlCommand();
sqlComm.CommandText = string.Format("insert into BulkTestTable(Id,UserName,Pwd)values(@p0,@p1,@p2)");//²ÎÊý»¯SQL
sqlComm.Parameters.Add("@p0", SqlDbType.Int);
sqlComm.Parameters.Add("@p1", SqlDbType.NVarChar);
sqlComm.Parameters.Add("@p2", SqlDbType.VarChar);
sqlComm.CommandType = CommandType.Text;
sqlComm.Connection = sqlConn;
sqlConn.Open();
try
{
//Ñ­»·²åÈë100ÍòÌõÊý¾Ý£¬Ã¿´Î²åÈë10ÍòÌõ£¬²åÈë10´Î¡£
for (int multiply = 0; multiply < 10; multiply++)
{
for (int count = multiply * 100000; count < (multiply + 1) * 100000; count++)
{
sqlComm.Parameters["@p0"].Value = count;
sqlComm.Parameters["@p1"].Value = string.Format("User-{0}", count * multiply);
sqlComm.Parameters["@p2"].Value = string.Format("Pwd-{0}", count * multiply);
sw.Start();
sqlComm.ExecuteNonQuery();
sw.Stop();
}
//ÿ²åÈë10ÍòÌõÊý¾Ýºó£¬ÏÔʾ´Ë´Î²åÈëËùÓÃʱ¼ä
Console.WriteLine(string.Format("Elapsed Time is {0} Milliseconds", sw.ElapsedMilliseconds));
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
sqlConn.Close();
}
Console.ReadLine();
ºÄʱͼÈçÏ£º
 
ÓÉÓÚÔËÐйýÂý£¬²Å²åÈë10ÍòÌõ