What is OData interview questions?
Basic OData Interview Questions
- What is a REST API?
- Difference between REST and SOAP API?
- Why SAP needed OData?
- What is SAP OData?
- What is the Architecture of SAP OData?
- What is the T-code to create an OData project?
- OData can be a combination of REST AND HTTP based service.
How do I test OData service?
Test your first ODATA Service
- To test the service, open /IWFND/GW_CLIENT – SAP Netweaver Gateway Client transaction.
- Enter the service name and add $metadata at the end and Execute.
- Metadata of the service will be retrieved and the “HTTP Response will be 200”.
- Now enter the service name and add Entity Set name.
What are OData services in SAP?
SAP OData is a standard Web protocol used for querying and updating data present in SAP using ABAP, applying and building on Web technologies such as HTTP to provide access to information from a variety of external applications, platforms and devices. In SAP, we use SEGW transaction code to create an OData Service.
How does an OData service work?
Similar to ODBC and JDBC, OData gives you a single way of accessing various data sources. Consumers of OData master one API and use it to consume multiple data sources. As a producer, OData relieves you from spending your resources to defining and maintaining data access and discovery API.
What is MPC and DPC in OData?
both MPC and DPC get generated as runtime artifacts. MPC – This is used to define model. you can use the method Define to create entity, properties etc using code based implementation. you rarely use MPC extension class. DPC – used to code your CRUDQ methods as well as function import methods.
What is OData service?
In computing, Open Data Protocol (OData) is an open protocol that allows the creation and consumption of queryable and interoperable REST APIs in a simple and standard way. Microsoft initiated OData in 2007. Versions 1.0, 2.0, and 3.0 are released under the Microsoft Open Specification Promise.
Where is OData service in SAP?
Log on to your front-end server (your SAP Gateway system). and execute the Customizing activity. As a quick shortcut to the same screen, use transaction /n/IWFND/MAINT_SERVICE. The Service Catalog shows you all the services that are currently active in your SAP Gateway.
What is SAP postman?
Postman is an application used for overall API development. The application can be used to create, share, test, and document APIs. You can read more about Postman in their official website.
What is OData service in Fiori?
Overview. SAP Fiori apps use OData to display and update data in back-end server (SAP or Non-SAP). OData (Open Data Protocol) is a standardized protocol for creating and consuming data APIs. OData builds on core protocols like HTTP and commonly accepted methodologies like REST.
Is OData a REST API?
OData (Open Data Protocol) is an OASIS standard that defines the best practice for building and consuming RESTful APIs. OData RESTful APIs are easy to consume. The OData metadata, a machine-readable description of the data model of the APIs, enables the creation of powerful generic client proxies and tools.
What is rest in OData?
edited Feb 22 ’16 at 11:49. Up vote 2. 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. answered Oct 18 ’18 at 5:50.
What OData compliant?
OData (Open Data Protocol) is an ISO/IEC approved, OASIS standard that defines a set of best practices for building and consuming REST APIs.