public static Member Create(IDataReader reader)
{
var i = new Member();
i.Id = reader.GetInt32(reader.GetOrdinal("Id"));
i.FirstName = reader.GetString(reader.GetOrdinal("FirstName"));
i.LastName = reader.GetString(reader.GetOrdinal("LastName"));
return i;
}
public static void Main(string[] args)
{
var stopwatch = Stopwatch.StartNew();
using (var db = new Database("Island"))
{
Console.WriteLine("Using the call Execute(string sql, params IParameter[] parameters)");
db.Execute("insert into Member (FirstName, LastName) values (@firstName, @lastName)",
new Parameter("@firstName", SqlDbType.VarChar, "John", 50),
new Parameter("@lastName", SqlDbType.VarChar, "Smith", 50));
Console.WriteLine();
Console.WriteLine("Using the call Query<T>(string sql, params IParameter[] parameters)");
var list1 = db.Query<Member>("select Id, FirstName, LastName from Member where Id=@Id", new Parameter("@Id", SqlDbType.Int, 1));
foreach (var item in list1)
{
Console.WriteLine("[{0}] {1} {2}", item.Id, item.FirstName, item.LastName);
}
Console.WriteLine();
Console.WriteLine("Using the call Query<T>(string sql, Func<IDataReader, T> factory, params IParameter[] parameters)");
var list2 = db.Query<Member>(
"select Id, FirstName, LastName from Member where Id=@Id",
r => {
var i = new Member();
i.Id = r.GetInt32(r.GetOrdinal("Id"));
i.FirstName = r.GetString(r.GetOrdinal("FirstName"));
i.LastName = r.GetString(r.GetOrdinal("LastName"));
return i;
},
new Parameter("@Id", SqlDbType.Int, 2));
foreach (var item in list2)
{
Console.WriteLine("[{0}] {1} {2}", item.Id, item.FirstName, item.LastName);
}
Console.WriteLine();
Console.WriteLine("Using the call Query<T>(string sql)");
var list3 = db.Query<Member>("select Id, FirstName, LastName from Member");
foreach (var item in list3)
{
Console.WriteLine("[{0}] {1} {2}", item.Id, item.FirstName, item.LastName);
}
Console.WriteLine();
Console.WriteLine("Using dynamic");
var list4 = db.Query<dynamic>("select Id, FirstName, LastName from Member");
foreach (var item in list4)
{
Console.WriteLine("[{0}] {1} {2}", item.Id, item.FirstName, item.LastName);
}
db.Execute("delete from Member where FirstName = @firstName and LastName = @lastName",
new Parameter("@firstName", SqlDbType.VarChar, "John", 50),
new Parameter("@lastName", SqlDbType.VarChar, "Smith", 50));
}
Console.WriteLine();
Console.WriteLine("Using the transactions");
using (var db = new Database("Island"))
{
db.BeginTransaction();
db.Execute("insert into Member (FirstName, LastName) values (@firstName, @lastName)",
new Parameter("@firstName", SqlDbType.VarChar, "John", 50),
new Parameter("@lastName", SqlDbType.VarChar, "Smith", 50));
db.RollbackTransaction();
var list = db.Query<Member>(
"select Id, FirstName, LastName from Member where FirstName=@firstName and LastName=@LastName",
r => {
var i = new Member();
i.Id = r.GetInt32(r.GetOrdinal("Id"));
i.FirstName = r.GetString(r.GetOrdinal("FirstName"));
i.LastName = r.GetString(r.GetOrdinal("LastName"));
return i;
},
new Parameter("@firstName", SqlDbType.VarChar, "John", 50),
new Parameter("@lastName", SqlDbType.VarChar, "Smith", 50)
);
foreach (var item in list)
{
Console.WriteLine("[{0}] {1} {2}", item.Id, item.FirstName, item.LastName);
}
}
stopwatch.Stop();
Console.WriteLine("{0}ms", stopwatch.ElapsedMilliseconds);
Console.ReadLine();
}
