Home Database Mysql Tutorial SqlServer 数据库连接问题? 请高手解答

SqlServer 数据库连接问题? 请高手解答

Jun 07, 2016 pm 03:33 PM
for sqlserver database answer connect question master

for 循环 完毕后在关数据库连接。这样可以减少资源耗费。Close虽然不会立即关闭,但是从连接池获取连接也是要耗费资源的。sql尽量用参数方式,这样可以减少dbserver cpu的占用率,因为sql不需要重复编译。大概代码如下: using(var con=new Connection()) {

for 循环 完毕后在关数据库连接。这样可以减少资源耗费。Close虽然不会立即关闭,但是从连接池获取连接也是要耗费资源的。sql尽量用参数方式,这样可以减少dbserver cpu的占用率,因为sql不需要重复编译。大概代码如下:

using(var con=new Connection())

{

    var command=//创建Parameter列表和SqlCmmand

     for(int i=0;i

     {

            //把Value值 给 commnad.Parameters

            command.execute()

      }

}

当然还有其他的优化方式,但至少要做到上面那种。

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