July 2012
Intermediate to advanced
712 pages
27h 27m
Polish
book
Wysoko wydajne MySQL. Optymalizacja, archiwizacja, replikacja. Wydanie II
by Baron Schwartz, Peter Zaitsev, Vadim Tkachenko, Jeremy D. Zawodny, Arjen Lentz, Derek J. Balling
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Rozdział 4. Optymalizacja wydajności zapytań
W poprzednim rozdziale przeanalizowano sposoby optymalizacji schematu, która jest jednym z niezbędnych warunków osiągnięcia wysokiej wydajności. Jednak praca jedynie nad schematem nie wystarczy — trzeba również prawidłowo zaprojektować zapytania. Jeżeli zapytania okażą się niewłaściwie przygotowane, nawet najlepiej zaprojektowany schemat bazy nie będzie działał wydajnie.
Optymalizacja zapytania, optymalizacja indeksu oraz optymalizacja schematu idą ręka w rękę. Wraz z nabywaniem doświadczenia w tworzeniu zapytań MySQL czytelnik odkryje także, jak projektować schematy pozwalające na efektywną obsługę zapytań. Podobnie zdobyta wiedza z zakresu projektowania zoptymalizowanych schematów wpłynie na rodzaj ...
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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.