这些命令会以文档的形式记录下来，并提供命令行帮助信息来帮助用户。

The commands are documented and provide command line help information to aid users.

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