Запостил новую статью про то как делать какие-то прикидки насколько быстро или долго может выполняться тот или иной запрос:
https://hackernoon.com/how-to-make-rough-estimates-of-sql-queries
Но конечно все равно такие вещи сводятся к мониманию архитектуры баз данных, а еще глубже - к знанию как работает железо.
BY Developer's mind
The Singapore stock market has alternated between positive and negative finishes through the last five trading days since the end of the two-day winning streak in which it had added more than a dozen points or 0.4 percent. The Straits Times Index now sits just above the 3,060-point plateau and it's likely to see a narrow trading range on Monday.
Importantly, that investor viewpoint is not new. It cycles in when conditions are right (and vice versa). It also brings the ineffective warnings of an overpriced market with it.Looking toward a good 2022 stock market, there is no apparent reason to expect these issues to change.
Developer& 39;s mind from ca