In a DB2 command line processor window, run the following command lines.

在DB 2命令行处理器窗口中，请运行以下命令行。

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The main command prompt within bash provides both the ability to edit the command line and a history function, remembering individual command lines so that you can execute them again.

bash中的主命令提示符同时提供了编辑命令行的能力和历史记录功能，后者记住各个命令行，以便您能够再次执行它们。

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Our final sed example uses the = command to print line numbers and then filter the resulting output through sed again to mimic the effect of the nl command to number lines.

最后一个 sed 示例使用 = 命令输出行号，然后再次使用 sed 过滤生成的输出，以模拟使用 nl 命令对行进行编号的效果。

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