Merge remote-tracking branch 'origin/main' into feat/generic-database-connection

Author: maltesander

docs/modules/druid/pages/getting_started/first_steps.adoc

@@ -76,6 +76,10 @@ include::example$getting_started/getting_started.sh[tag=install-druid]
 
 This creates the actual Druid Stacklet.
 
+WARNING: This Druid instance uses Derby (`dbType: derby`) as a metadata store, which is an interal SQL database.
+It is not persisted and not suitable for production use!
+Consult the https://druid.apache.org/docs/latest/design/metadata-storage#available-metadata-stores[Druid documentation{external-link-icon}^] for a list of supported databases and setup instructions for production instances.
+
 == Verify that it works
 
 Submit an ingestion job and then query the ingested data -- either through the web interface or the API.
@@ -143,7 +147,7 @@ Now load the example data:
 image::getting_started/load_example.png[]
 
 Click through all pages of the load process.
-You can also follow the https://druid.apache.org/docs/latest/tutorials/index.html#step-4-load-data[Druid Quickstart Guide].
+You can also follow the https://druid.apache.org/docs/latest/tutorials/index.html#load-data[Druid Quickstart Guide{external-link-icon}^].
 
 Once you finished the ingestion dialog you should see the ingestion overview with the job, which eventually shows SUCCESS: