Improve german courses (#9755)

This commit is contained in:
Robin Schulte
2023-10-04 02:54:59 +02:00
committed by GitHub
parent 5344ed9310
commit 1f60a7d122
3 changed files with 27 additions and 1 deletions

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### Index
* [SQL](#sql)
### SQL
* [SQL-Island](https://sql-island.informatik.uni-kl.de) - Spielerisch SQL lernen