来自:ruochen
注意这个bug * InnoDB Storage Engine: The OPTIMIZE TABLE statement would reset the auto-increment counter for an InnoDB table. Now the auto-increment value is preserved across this operation. (Bug#18274:...
View Article来自:有点不同的见地
对于为什么删除了表数据表的空间并没有减少的问题我有点不同的看法; 我觉得是因为mysql MVCC的控制原因,删除了的数据其实还在那里,标记了删除的版本号 并不是你所说的空在那里。
View Article来自:fanyank
楼上正解,引用MySQL官方文档给出的解释 In the InnoDB multi-versioning scheme, a row is not physically removed from the database immediately when you delete it with an SQL statement. InnoDB only physically removes the...
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