DBAs from time to time must write shell scripts. If your environment is strictly Windows based, this article may hold little interest for you.
Many DBAs however rely on shell scripting to manage databases. Even if you use OEM for many tasks, you likely use shell scripts to manage some aspects of DBA work.
Lately I have been writing a number of scripts to manage database statistics - gathering, deleting, and importing exporting both to and from statistics tables exp files.
Years ago I started using the shell builtin getopts to gather arguments from the command line. A typical use might look like the following:
while getopts d:u:s:T:t:n: arg
case $arg in