Hi @gmadala  - I should have clarified, I've been involved in projects where data from data lakes was used for historical backfill.  I haven't been directly involved in the process/technical aspects. The data was pre-processed so we could then apply persistence, etc., as desired within CJA.

hi @MichelaTa - are you using Report Builder?  If so, I encountered a similar issue this week.  After much troubleshooting to no avail, I recreated the project and it's working as expected.

hi @MattMa11  This link has a lot of export use cases and suggestions for each If you want to essentially replicate data feeds from AA, I'd check this out

hi @gmadala - I've worked with historical backfills sent from data lake.  Mapping this data to appropriate schema path definitely gives you more flexibility so the data all ties together. Using the AA source connector might be a quicker start, but AFAIK there's definitely drawbacks for the bigger pi...

Hi @gmadala  I've run into this same issue and I do not believe there's currently a way to extract a number from a string and cast it was an integer.   With that being said, I'm building a Report Builder project that accomplishes similar results in Excel.  I'd recommend taking a look that that if yo...

The cert portal has recently been updated so I'm not certain.  But it appears that you can follow this link.  Then there's details of how to review your practice exams.  https://certification.adobe.com/certifications/learn-more?tab=learnmore4

The practice exam will give you those details.  But they're not provided for actual exams themselves.

This year in the Rockstar session, someone told a wonderful joke that I've used several times.  I don't think it was you but perhaps Mandy George?  She was presenting on attribution IQ and it went something like:  "I was going to tell a joke about attribution...but I didn't want to take all the cred...

Hi @ShivaniM  As @Martinej mentioned, if you have the data in AEP you can bring it into your connection.  You'd join the dataset  with a matching key that's already in your connection.   I've worked with similar metadata from data lakes.  We joined on campaign/CID value.  Any metadata and/or summary...

I've never personally used this, but in sandbox environment I noticed you can select query string param from the dropdown.  That should keep things consistent.