December 2020
Intermediate to advanced
256 pages
8h 30m
Polish
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Rozdział 12. Wzorzec podziału odpowiedzialności między polecenia i zapytania (CQRS)
Ten rozdział zaczniemy od dość oczywistego stwierdzenia: operacje odczytu (zapytania) i zapisu (polecenia) różnią się od siebie, więc należy je różnie traktować (lub, jeśli wolisz, przypisać im różne obowiązki). Następnie spróbujemy wprowadzić to spostrzeżenie w jak najszerszym zakresie w praktyce.
Jeśli masz charakter podobny do Harry’ego, to w pierwszej chwili to podejście będzie Ci się wydawać ekstremalne, ale mamy nadzieję przekonać Cię, że nie jest to całkowicie nieracjonalne.
Na rysunku 12.1 pokazano, do jakiej struktury teraz dążymy.
Rysunek 12.1. Oddzielenie ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.