Update README.md

Author: NithyaSivaprakasam

README.md

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 # Performing-data-and-CRUD-operations-in-ej2-angular-grid-using-GraphQLAdaptor
 Discover seamless data integration with Syncfusion's EJ2 Angular Grid using GraphQLAdaptor in this sample repository. Explore efficient techniques for handling filtering, sorting, paging operations, and CRUD operations within your Angular applications, empowering you to manage and display data effectively.
+
+## Run the GraphQL Server
+To run the server, you need to install the required pacakges using the below command
+```bash
+npm install
+```
+and run using
+```bash
+npm run dev
+```
+## Run the client Grid application
+To run the client, you need to install the required pacakges using the below command
+```bash
+npm install
+```
+and run using
+```
+npm start
+```