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通俗點(diǎn)講 聚簇索引:將數(shù)據(jù)存儲(chǔ)與索引放到了一塊该溯,找到索引也就找到了數(shù)據(jù) 非聚簇索引:將數(shù)據(jù)存儲(chǔ)于索引分開(kāi)結(jié)構(gòu)岛抄,索引結(jié)構(gòu)的葉子節(jié)點(diǎn)指向了數(shù)據(jù)的對(duì)應(yīng)行,myisam通過(guò)key_b...