Hello @Chetana Jadhav 

You can rely on this link; it will guide you in integrating with an external database.
https://success.outsystems.com/documentation/11/integration_with_external_systems/integrate_with_an_external_database/

https://success.outsystems.com/documentation/11/integration_with_external_systems/integrate_with_an_external_database/integrate_with_an_external_database_using_integration_studio/

Regards

Nikhil Kumar Vijay

Hello 

Check this post 

https://success.outsystems.com/documentation/11/integration_with_external_systems/integrate_with_an_external_database/integrate_with_an_external_database_using_integration_studio/

Thanks

Regards

Gourav Shrivastava

Hello,

Please check the below links

https://success.outsystems.com/documentation/11/integration_with_external_systems/integrate_with_an_external_database/integrate_with_an_external_database_using_integration_builder/

https://success.outsystems.com/documentation/11/integration_with_external_systems/integrate_with_an_external_database/integrate_with_an_external_database_using_integration_studio/

https://success.outsystems.com/documentation/10/extensibility_and_integration/integrate_with_an_external_database/

I don't understand these type of questions. Why does someone ask?

You can search for the answer, on google, on the forum. All you do is say "Hé can you please search for me."