SQL數(shù)據(jù)庫的規(guī)范化與反規(guī)范化是什么?

      SQL數(shù)據(jù)庫的規(guī)范化與反規(guī)范化是什么?

      服務(wù)器租用 數(shù)據(jù)庫問題 433

      在數(shù)據(jù)庫設(shè)計(jì)過程中,規(guī)范化和反規(guī)范化是兩種關(guān)鍵的設(shè)計(jì)策略,它們分別關(guān)注數(shù)據(jù)庫表結(jié)構(gòu)的優(yōu)化與性能調(diào)優(yōu)。規(guī)范化旨在減少冗余數(shù)據(jù),提高數(shù)據(jù)一致性,而反規(guī)范化則有時(shí)會(huì)通過引入冗余來優(yōu)化查詢性能。本文將深入探討...