Create Virtual Dataset the same way Physical ones are created

Currently people can create Virtual datasets only by clicking explore from SQL lab or editing a physical dataset by changing the source.
It would be intuitive to also be able to create them the same way physical ones are currently created, via the "+ dataset" button.

1. **What is the problem or goal the end user is trying to solve or accomplish?**

They want to make it easier to create virtual datasets

2. **How are they solving it currently?**

They are currently physical datasets or using the SQL editor to create a virtual dataset, which involves more steps

3. **What is the recommended solution by the Customer?**

Make the ability to put SQL source in the + button for dataset creation