c# sql select
SqlConnection conn = new SqlConnection("Data Source=;Initial Catalog=;Persist Security Info=True;User ID=;Password=");
conn.Open();
SqlCommand command = new SqlCommand("Select id from [table1] where name=@zip", conn);
command.Parameters.AddWithValue("@zip","india");
// int result = command.ExecuteNonQuery();
using (SqlDataReader reader = command.ExecuteReader())
{
if (reader.Read())
{
Console.WriteLine(String.Format("{0}",reader["id"]));
}
}
conn.Close();linq query select where c#
var queryLondonCustomers = from cust in customers
where cust.City == "London"
select cust;c# linq list select
List<Model> newList = list.Where(m => m.application == "applicationname")
.Select(m => new Model {
application = m.application,
users = m.users.Where(u => u.surname == "surname").ToList()
}).ToList();Copyright © 2021 Codeinu
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