ado.net data services: what’s new with the restful data services framework
DESCRIPTION
FT12. OData. ADO.NET Data Services: What’s new with the RESTful data services framework. Pablo Castro Software Architect Microsoft Corporation. agenda. problem space restful interfaces a new ecosystem new features. why data services?. break data silos. == data sharing & integration. - PowerPoint PPT PresentationTRANSCRIPT
ADO.NET Data Services: What’s new with the RESTful data services frameworkPablo CastroSoftware ArchitectMicrosoft Corporation
FT12
OData
agenda> problem space> restful interfaces> a new ecosystem> new features
why data services?
break data silos
== data sharing & integration
fileslibrariesservices
fileslibraries
producers | protocol | consumers
REST
| !protocol| !standard| !format
REST
REST == architectural style
| decoupling| scalability| layering
REST
resources
addressability
uniform interface
natural fit for data services
business logic
store
service interface
data service != gateway to database
open data protocol
“OData”
RESTful
http
poke-able (?)
AtomPub
+ xml & json
+ addressing scheme
+ metadata
implementations
servers
.netsharepoint on premises, onlinereporting servicesazure table storagecodename “dallas”microsoft media roomopen government data initiative…
low barrier of entry
clients
got an HTTP stack?
excel + powerpivotvisual studio.netsilverlightajaxphpjava
3rd parties
websphere extreme scaledb4otelerik open accesslinqpad…
new protocol & server stuff
beyond structured: blobs
| projections| row count| inline count
+query options
feed customization
server driven paging
Data Source Options
Data Services Runtime
HTTP traffic
Entity Framework
ProviderReflection Provider
Custom Provider
.NET Classes[+ LINQ provider]
Entity Framework
Database
Data Source
Data Source
Custom providers:- IDataServiceMetadataProvider- IDataServiceQueryProvider
Updates:- IDataServiceUpdateProvider
Special features:- IDataServiceStreamProvider- IDataServicePagingProvider
new client stuff
visualization
piece-of-cake data binding
DataServiceCollection<T>
more LINQ
cross-domain access
keep up with protocol
| visual studio 2010| 3.5 SP1 update
| protocol everywhere| windows live| deep wcf integration
roadmap
call to action
resources> OData web site
> http://odata.org > email
> [email protected]> blog
> http://blogs.msdn.com/pablo> team blog
> http://blogs.msdn.com/astoriateam> msdn “data” center
> http://msdn.microsoft.com/data> Visualizer
> In Visual Studio 2010 Tools Extension Manager Search “open data protocol”
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