/// <summary>
/// Writes this database into a binary stream.
/// </summary>
/// <param name="w">The writer to use.</param>
public void Write(ICKBinaryWriter w)
{
var ctx = new SerializerContext(w, 0);
_instances.Write(ctx);
ctx.Writer.WriteNonNegativeSmallInt32(_feeds.Count);
foreach (var kv in _feeds)
{
kv.Value.Write(_instances, ctx);
}
ctx.Writer.Write(_lastUpdate);
}