Daily Archives: 09.08.2021
Postgresql exercises
Basic querying — https://pgexercises.com/questions/basic/. Joins — https://pgexercises.com/questions/joins/. Data modification — https://pgexercises.com/questions/updates/. Aggregations — https://pgexercises.com/questions/aggregates/. That could be useful to refresh your memory. Not really up-to-date, but still pretty useful.