Chapter 2. Working in the Shell
Every Linux system includes at least one command-line interpreter that enables you to interact with the operating system. This interpreter is known as a shell. This is an appropriate moniker because the shell's purpose is to act as a layer that shields you from having to know the internal workings of the operating system. The shell allows you to perform complex tasks using simple commands.
If you're a DBA, you should become familiar with running shell commands from the command line (operating system prompt). Yes, you can perform many DBA tasks through various graphical user interfaces (GUIs) or browser user interfaces (BUIs). However, regardless of the robustness of the GUI or BUI, you will still be required to use ...
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