Quick Answer: What Is The Architecture Of SAP OData?

What is the purpose of OData?

OData helps you focus on your business logic while building RESTful APIs without having to worry about the approaches to define request and response headers, status codes, HTTP methods, URL conventions, media types, payload formats and query options etc..

What is complex type in SAP OData?

Context. Use complex types to define structured properties for entity types or other complex types without exposing complex types themselves as an independent OData entity.

Why is OData bad?

The dangers of a “magic box” A more technical concern with OData is that it encourages poor development and API practices by providing a black-box framework to enforce a generic repository pattern. … OData tends to give rise to very noisy method outputs with a metadata approach that feels more like a WSDL than REST.

What is OData in SAP HANA?

OData is a resource-based web protocol for querying and updating data. OData defines operations on resources using HTTP commands (for example, GET , PUT , POST , and DELETE ) and specifies the uniform resource indicator (URI) syntax to use to identify the resources.

Is OData JSON?

OData is built on the AtomPub protocol and JSON where the Atom structure is the envelope that contains the data returned from each OData request. … If you work is pushing you into using OData, you’d still be using JSON..but within the OData framework/standard written by Microsoft et al.

How do I access OData service?

Let’s start with the configuration on SAP NetWeaver Gateway:Step 1: Create an RFC destination. … Step 2: Create a System Alias. … Step 3: Generate OData Service in SAP NetWeaver Gateway. … Step 5: Activate Service using /IWFND/MAINT_SERVICE. … Step 6: Test the service.

Why OData is used in SAP?

OData is used to define best practices that are required to build and consume RESTful APIs. It helps you to find out changes, defining functions for reusable procedures and sending batch requests etc. OData provides facility for extension to fulfill any custom needs of your RESTful APIs.

What is the T code for OData project?

In the command field, enter the transaction code /IWFND/MAINT_SERVICE . The entry screen of the transaction displays in the target system all activated Gateway services in the Service Catalog and allows you to add new services.

What is function import in SAP Odata?

Function Imports are the actions like release of a sales order/purchase order executed in the back-end system. Function Imports can be used when ever the given requirement does not fit into the CRUD-Q operations. They are defined at service level and you can have N number of function imports functions.

How do I learn OData in SAP?

Model your first ODATA Service.Implement your first OData Service in SAP Netweaver Gateway.Register your first ODATA Service.Single record read of a ODATA Service.Header and Item data in SAP OData Service.

How do I access OData?

Click on OData in the Web/File section….Connect Your Report Template to an OData ServiceEnter a Name for your data source connection.Enter the URI root to your OData service in the Server Address field.(Optional) Choose your Authentication Protocol. … (Optional) Choose the OData data source version.More items…•

What is OData explain the advantages of Odata in SAP?

Here are few advantages of OData. OData is a open protocol started by Microsoft is based on Rest Services so we can get data base on URL. It suppport various protocol like http,atom,pub and also support JSON format. You will able to write your own custom methods.

Is OData rest?

ODATA is a special kind of REST where we can query data uniformly from URL. REST stands for REpresentational State Transfer which is a resource based architectural style. OData is a web based protocol that defines a set of best practices for building and consuming RESTful web services.

What is entity type in SAP Odata?

Entity types represent a specific type of data, for example an item or a concept. Entity types comprise: A unique name. A key, which can be defined by one or more properties (Is Key) … Navigational properties (optional to navigate between associations)