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c#数据绑定(5)--LINQ

2014-03-05 22:13 162 查看
嶽永鹏/文

本实例以MS AdventureWorks2008Entities数据库为基础,演示了LINQ TO ENTITY、LINQ TO ENTITYSQL和LINQ TO ENTITYCLIENT。

XAML:

var firstName = "";
var lastName = "";
using (EntityConnection conn = new EntityConnection("name=AdventureWorks2008Entities"))
{
string str = "SELECT p.FirstName, p.LastName FROM AdventureWorks2008Entities.People AS p WHERE p.LastName='King' Order by p.FirstName";
conn.Open();
EntityCommand cmd = conn.CreateCommand();
cmd.CommandText =str;
using (EntityDataReader rdr = cmd.ExecuteReader(System.Data.CommandBehavior.SequentialAccess))
{
while (rdr.Read())
{
firstName = rdr.GetString(0);
lastName = rdr.GetString(1);
listBox3.Items.Add(string.Format("{0}\t \t{1}", firstName, lastName));
}
}
conn.Close();
}
}


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