That's a good question. I think part of this can be attributed to the efforts taken by the database World to demystify database operations and abstract some of

That's a good question. I think part of this can be attributed to the efforts taken by the database World to demystify database operations and abstract some of the processes to the point where infrastructure by click became easy enough for these problem to be completely forgotten about or overlooked by your modern developer doing business as DBA (swidt?). Can insert? Can query? Nothing more to do here.