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硬核万字图解 MySQL 表空间、Tables、Index、双写缓冲 ...
MySQL 默认配置下,每 16K,即为一个页。 InnoDB 表以 B+树 组织数据,每个表对应一个 聚簇索引(Clustered Index),数据行的物理存储顺序与主键顺序一致。 若未显式定义主键,InnoDB 会隐式生成一个 6 字节的 Row ID 作为主键。 Row Formats 行格式 ...
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