Tell us about the documentation you'd like us to add or update.

The upgrade docs page isn't clear that there are two paths:

1. Upgrading 0.0.x versions
2. Upgrading other versions

1. is easy to skip by on the page since it's mostly focused on the full upgrade process. If you accidentally follow that process, you get a "migration not found" error from the migration tool which isn't partic

Current behavior:
All the SQL activities either don't support Insert or are specific to a usecase

Expected behavior:
to be able to insert to a sql database in an activity

What is the motivation / use case for changing the behavior?
many workflows/pipelines require logging to a database

Additional information you deem important (e.g. I need this tomorrow):

Running operator against OpenShift 4.6 and noticed:

W0322 15:58:35.370055   10528 warnings.go:67] extensions/v1beta1 Ingress is deprecated in v1.14+, unavailable in v1.22+; use networking.k8s.io/v1 Ingress

Is your feature request related to a problem? If yes, please describe the problem.
Currently our playground is without any code sharing capabilities.

Describe the solution you'd like to see.
Allow to share the playground with a certain query by adding the query as a base64 in the URL.

Were you inspired by anything else, that you have experienced?
Inspired by https://sandcastle