In this video I have shared hands on how to derive more than 2500 rows from a data extension using WSProxy.
I have also shown how to check the no. of rows derived from the data extension using SSJS.
Full code:
https://sites.google.com/d/1Zit-m0IZ-...
Other helpful resources are:
1.https://developer.salesforce.com/docs...
2. https://ampscript.xyz/how-tos/how-to-...