注意，对于db 2 trc命令的大多数选项，- u选项是访问命令行帮助的便捷方法。

Note that the -u option is a handy way to access command line help for most of the options on the db2trc command.

youdao

注意，对于db 2 trc命令的大多数选项，- u选项是访问命令行帮助的便捷方法。

Note that the -u option is a handy way to access command line help for most of the options on the db2trc command.

youdao