1.
http://shinichiaoyagi.blogspot.jp/

2.
http://www.sqlite.org/

3.
class Person {
[PrimaryKey, AutoIncrement]
public int Id { get; set; }
[MaxLength(20)]
public string Name { get; set; }
}
using (var con = new SQLiteConnection(
Path.Combine(Windows.Storage.ApplicationData.Current.LocalFolder.Path,
"AdressBook.db")))
{
con.CreateTable<Person>();
con.Insert(new Person() { Name = "メトロ太郎" });
}

4.
var persons = con.Query<Person>("select * from Person where Id = 1");
class Result
{
public string Name { get; set; }
}
var names = con.Query<Result>("select Name from Person where Id = 1");

5.
var person = con.Table<Person>().Where(x => x.Id == 1).First();

6.
con.Execute("update Person set Name='WindowsRT' where Id=1");
var person = con.Table<Person>().Where(x => x.Id == 1).First();
person.Name = "Metro";
con.Update(person);

7.
var con = new SQLiteAsyncConnection(
Path.Combine(Windows.Storage.ApplicationData.Current.LocalFolder.Path,
"AdressBook.db"));
await con.CreateTableAsync<Person>();
await con.InsertAsync(new Person() { Name = "メトロ太郎" });
var person = await con.Table<Person>().Where(x => x.Id == 1).FirstAsync();
person.Name = "Metro";
await con.UpdateAsync(person);
await con.ExecuteAsync("update Person set Name='WindowsRT' where Id=1");
var persons = await con.Table<Person>().ToListAsync();

8.
http://blogs.msdn.com/b/windowsappdev_ja/archive/2012/07/25/roaming.aspx

9.
try
{
var foamingfile =
await Windows.Storage.ApplicationData.Current.RoamingFolder.GetFileAsync("AdressBook.db");
await foamingfile.CopyAsync(Windows.Storage.ApplicationData.Current.LocalFolder);
}
catch (FileNotFoundException)
{
}
var localfile =
await Windows.Storage.ApplicationData.Current.LocalFolder.GetFileAsync("AdressBook.db");
await localfile.CopyAsync(Windows.Storage.ApplicationData.Current.RoamingFolder);

10.
http://msdn.microsoft.com/ja-jp/library/windows/apps/xaml/hh975357.aspx

11.
http://www.microsoft.com/ja-jp/download/details.aspx?id=30674