随笔分类 - MySQL
摘要:Any changes to a page is first done to the in-memory copy of the page. The page that is modified in memory and not yet flushed to disk is marked as th
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摘要:聚簇索引 (主键索引)(Clustered Index (Primary Index)) 聚簇索引与其说是索引,不如说是InnoDB用来存储记录的数据容器更为恰当。 InnoDB中的聚簇索引采用B-Tree组织起来,每个节点都是一个Page(InnoDB存储记录的最小单位);非叶节点存 Key 的值
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