>Working with sql is fairly simple even for those who aren't experts. Its not though. There are windows, subqueries, joins , various functions, proprietary ext

>Working with sql is fairly simple even for those who aren't experts. Its not though. There are windows, subqueries, joins , various functions, proprietary extensions, partitions, aggregations ect ect. Even if you get all the down, figuring out a performant version of the query is another hurdle, the whole 'simple' abstraction falls apart once you start tuning your query.