October 2012
Intermediate to advanced
240 pages
7h 52m
Polish
Content preview from MySQL. Mechanizmy wewnętrzne bazy danychBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Rozdział 12. Replikacja
MySQL implementuje asynchroniczną replikację między serwerem nadrzędnym a podrzędnym. Serwer nadrzędny prowadzi dziennik aktualizacji, a serwer podrzędny odczytuje dziennik i kolejno stosuje aktualizacje. W tym rozdziale zostaną omówione niektóre szczegóły replikacji.
Przegląd
Replikacja w MySQL jest względnie nieskomplikowana. Serwer może pełnić funkcję serwera nadrzędnego lub podrzędnego. Serwer nadrzędny prowadzi dziennik aktualizacji, który z przyczyn historycznych nazywany jest dziennikiem binarnym. W dzienniku binarnym przechowywane są zdarzenia. Każde zdarzenie zawiera pewne informacje przeznaczone dla serwera podrzędnego, które umożliwiają mu wykonanie aktualizacji dokładnie tak samo, jak zrobił to serwer nadrzędny. ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.