要添加一条记录定义，将光标移到编辑器的最后一行代码上。
To add a record definition, place the cursor on the last line of code in the editor.
最后一个命令可以按照ID删除一条特定记录，也可以通过查询删除多条记录。
The last command can delete a specific record by ID or many records through a query.
每次访问都会创建、更新会话-任何机器人或者偶然的访客都会在数据库中创建一条会话记录，最后导致会话表里面会有成千上万的无用记录，但其中99%的访问其实是不需要任何会话更新的。
it creates/updates session on each hit - even dumb bots crawling your sites create thousands of thousands of useless records in your sessions table, 99% of hits do not require any session updates!
最后Firefox发出最后一条没加密的消息，一个“ChangeCipherSpec”记录。
Finally, Firefox sent out one last unencrypted message, a "Change Cipher Spec" record.
其中不包含最新序列号，这表示，存档仅包含截至但不包括最后一条的记录。
It is not inclusive for the last sequence number, which means that the archive only includes records up to but not including last.
其中不包含最新序列号，这表示，存档仅包含截至但不包括最后一条的记录。
It is not inclusive for the last sequence number, which means that the archive only includes records up to but not including last.
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