本人因爲好奇加想驗證,對sql server access mysql三款數據庫性能進行一個簡單測試。
測試方法如下:
建立數據庫字段爲:
sql server:
access:
mysql:
代碼如下:
asp.net+sql server
int len = 10000;
DateTime begin = DateTime.Now;
string sql;
for (int i = 0; i < len; i++)
{
sql = "insert into art (title,content0,hits) values( 'title" + i + "','content" + i + "'," + i + ")";
DbHelperSQL.ExecuteSql(sql);
}
for (int i = 0; i < len; i++)
{
sql = "select * from art where hits=" + (i) + " order by id desc";
DataTable dt = DbHelperSQL.Query(sql).Tables[0];
}
Response.Write("<div>寫" + len + "條,共" + DbHelperSQL.GetSingle("select count(*) from art") + "條用時:" + (DateTime.Now - begin).TotalSeconds + "</div>");
asp.net+access
int len = 100;
DateTime begin = DateTime.Now;
string sql;
for (int i = 0; i < len; i++)
{
sql = "insert into art (title,content0,hits) values( 'title" + i + "','content" + i + "'," + i + ")";
DbHelperOleDb.ExecuteSql(sql);
}
for (int i = 0; i < len; i++)
{
sql = "select * from art where hits=" + i + " order by id desc";
DataTable dt = DbHelperOleDb.Query(sql).Tables[0];
}
Response.Write("<div>用時:" + (DateTime.Now - begin).TotalSeconds + "</div>");
php+mysql
public function index()
{
set_time_limit(0);
$len=10000;
$pagestartime=microtime();
for($i=0;$i<$len;$i++)
{
$data['title']="title".$i;
$data['content']="content".$i;
$data['hits']=$i;
FDB::insert("art",$data);
}
for($i=0;$i<$len;$i++)
{
$sql ="select * from fanwe_art order by id desc limit $i ,1";
$data=FDB::fetchFirst($sql);
}
$pageendtime = microtime();
$starttime = explode(" ",$pagestartime);
$endtime = explode(" ",$pageendtime);
$totaltime = $endtime[0]-$starttime[0]+$endtime[1]-$starttime[1];
$timecost = sprintf("%s",$totaltime);
echo $len."頁面運行時間: $timecost 秒";
}
|
ASP.NET+ACCESS
|
PHP+MYSQL
|
ASP.NET+SQL SERVER
|
100次
|
7.25秒
|
/
|
/
|
1000次
|
/
|
2.9146339893341秒
2.843964099884 秒
|
1.328125秒
|
5000次
|
/
|
62.509710073471 秒 |
9.96875秒
|
10000次
|
/
|
243.47869300842 秒
|
11.515625
|
在數據量小的時候,mysql 和sql server 差距不明顯。當數據量大的時候,mysql 和sql server差距就很懸殊了。所以,各位朋友可以根據網站預計訪問量來選擇對應的數據庫。sql server唯一不好的就是不免費。
當然,這個測試只是簡單的測試讀寫,未必全面,各位朋友們有什麼觀點,歡迎留言指教!