数据库溢出可能导致事件处理的延迟。

Database overflow can introduce latency into the event processing.

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如果无法将排序的数据整个放入排序堆中(排序堆是每次执行排序时分配的一块内存)，它就会溢出到该数据库所有的临时表中。

If the sorted data cannot fit entirely into the sort heap, which is a block of memory that is allocated each time a sort is performed, it overflows into a temporary table owned by the database.

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MySQL 的默认安装，特别是根密码空缺和缓冲区溢出的潜在漏洞，使得这个数据库服务器成为容易攻击的目标。

The default installation of MySQL, particularly the empty root password and the potential vulnerability to buffer overflow, makes the database server an easy target for attacks.

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