1、读取
Raven.Abstractions.Data.Attachment attachment = documentStore.DatabaseCommands.GetAttachment("videos/1");
2、存储、更新
Stream data = new MemoryStream(new byte[] { 1, 2, 3 }); // don't forget to load the data from a file or something!
documentStore.DatabaseCommands.PutAttachment("videos/2", null, data,
new RavenJObject {{"Description", "Kids play in the garden"}});
3、删除附件
documentStore.DatabaseCommands.DeleteAttachment("videos/1", null);
4、读取元数据
Raven.Abstractions.Data.Attachment attachmentMetadata = documentStore.DatabaseCommands.HeadAttachment("Description");
5、更新元数据
documentStore.DatabaseCommands.UpdateAttachmentMetadata("videos/1", null, new RavenJObject
{
{ "Description", "Kids play in the bathroom" }
});