它对DB 2日志存储过程执行drop PROCEDURE命令，如果在数据库中不存在日志存储过程，就会看到上面的错误。

It USES the DROP procedure command on the DB2 logging stored procedures, and if they do not yet exist in the database, you will see the error message above.

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HADR复制数据的基本方法是将DB 2日志写同时发送到本地磁盘和备用系统。

The basic method by which HADR replicates data is to send DB2 log writes simultaneously to the local disk and to the standby system.

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它采用的方法是从DB 2日志(常常是从非常快速的日志内存缓存)中获取读者事务需要的数据行。

It works by retrieving the data row information that the reader transaction needs from the DB2 logs-usually from the log's memory cache, which is very fast.

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