Outside data in UI designer form

Hi
Can I somehow use outside data in UI designer form ?

Hi,

You can do that using REST API extensions. Please find hereafter some information about it:

What is a REST API extension?

[An example of REST API that leverages a JDBC data source to execute SQL queries]

best
[An example of REST API that leverages a JDBC data source to execute SQL queries]: https://community.bonitasoft.com/project/data-source-rest-api-extension

What do you call ’ outside data’ ? Data from another database ? From files?