windows azure 实例

 1    public class Album : TableServiceEntity
 2     {       
 3     }
 4     public class PhotoAlbumDataContext : TableServiceContext
 5     {
 6       public PhotoAlbumDataContext()
 7             : this(CloudStorageAccount.FromConfigurationSetting("DataConnectionString"))
 8         {
 9         }
10 
11         public PhotoAlbumDataContext(Microsoft.WindowsAzure.CloudStorageAccount account)
12             : base(account.TableEndpoint.ToString(), account.Credentials)
13         {
14             if (!initialized)
15             {
16                 lock (initializationLock)
17                 {
18                     if (!initialized)
19                     {
20                         this.CreateTables();
21                         initialized = true;
22                     }
23                 }
24             }
25     
26      }
27       //getlist
28       var context = new PhotoAlbumDataContext();
29       var list=context.Albums.AsTableServiceQuery().AsEnumerable()
30       
31       
32       //add
33       context.AddObject("Alblum_TableName", new Album());
34       //context.SaveChanges();
35       context.SaveChanges(SaveChangesOptions.ContinueOnError);
36       
37       
38        //get delete
39         var album = context.Albums
40                .Where(a => a.AlbumId == albumName && a.PartitionKey == owner.ToLowerInvariant()).AsTableServiceQuery()
41                .Single();
42 
43          context.DeleteObject(album);
44          context.SaveChanges();
45         
46         //delete
47          context.AttachTo("TableName", photoRow, "*");
48          context.DeleteObject(photoRow);
49          context.SaveChanges();
50              
51          
52          
53          //update
54           var albumRow = new Album(album);
55          // attach and update the photo row
56          context.AttachTo("TableName", albumRow, "*");
57          context.UpdateObject(albumRow);
58          context.SaveChanges();
59          
60          
61          
62          

Table Service