C# 将SQL代码转换为Razor格式
我正在尝试翻译一些旧的C代码来使用WebMatrix访问数据库的方式,但我正在努力。有人能帮我吗C# 将SQL代码转换为Razor格式,c#,sql,sql-server,razor,C#,Sql,Sql Server,Razor,我正在尝试翻译一些旧的C代码来使用WebMatrix访问数据库的方式,但我正在努力。有人能帮我吗 private static string connectionString = "Data Source=ASHIT\\SQLEXPRESS;Initial Catalog=amit;Integrated Security=True"; public static List<Item> method(DateTime start, DateTime end)
private static string connectionString = "Data Source=ASHIT\\SQLEXPRESS;Initial Catalog=amit;Integrated Security=True";
public static List<Item> method(DateTime start, DateTime end)
{
List<Item> events = new List<Item>();
SqlConnection con = new SqlConnection(connectionString);
SqlCommand cmd = new SqlCommand("SELECT event_id, description, title, event_start, event_end FROM event where event_start>=@start AND event_end<=@end", con);
cmd.Parameters.AddWithValue("@start", start);
cmd.Parameters.AddWithValue("@end", end);
using (con)
{
con.Open();
SqlDataReader reader = cmd.ExecuteReader();
while (reader.Read())
{
//perform functions
}
}
return events;
}
到目前为止,我有这么多,我不能完成过去的使用线-我应该从这里去哪里
public static List<Item> method(DateTime start, DateTime end)
{
List<Item> events = new List<Item>();
var db = Database.Open("plan");
var result = db.Query("SELECT event_id, description, title, event_start, event_end FROM event where event_start>= "+ start + " AND event_end<= "+ @end);
//not sure what to do from here
using (con)
{
con.Open();
SqlDataReader reader = cmd.ExecuteReader();
while (reader.Read())
{
//perform functions
}
}
return events;
}
我从未使用过WebMatrix的数据库助手,但根据文档,您应该能够执行以下操作:
foreach(var record in result)
{
// Perform functions
}
再次查看文档,看起来db.Query将返回IEnumerable,因此除非将其更改为仅C4,否则上述代码将无法工作:
IEnumerable<dynamic> result = db.Query("SELECT event_id, description, title, event_start, event_end FROM event where event_start>= "+ start + " AND event_end<= "+ @end);
根据示例,这可能不是必需的。非常感谢,我现在将尝试此代码-非常有用!:很高兴我能帮忙。如果有效,请记住将其标记为答案。