Steps to upgrade AWS Oracle RDS

In this post, we will see in details the steps to upgrade your AWS Oracle RDS. Here we are upgrading our Oracle database from 12c to 19c. For more posts on AWS RDS please check the INDEX page or visit our YouTube channel Upgrades are majorly of 2 types : Major Version...

Shell Scripting Tutorial – Part 6

FUNCTIONS & SIGNALS 6.1. Signals Finding the signal man page Your system contains a man page listing all the available signals, but depending on your operating system, it might be opened in a different way. On most Linux systems, this will be man 7 signal. When in...

Shell Scripting Tutorial – Part 4

 CONDITIONS & INTERACTIVE SCRIPTS 4.1. IF clause General At times you need to specify different courses of action to be taken in a shell script, depending on the success or failure of a command. The if construction allows you to specify such conditions. The most...

Shell Scripting Tutorial – Part 3

GNU 3.1. Interactive editing What is sed? A Stream Editor (sed) is used to perform basic transformations on text read from a file or a pipe. The result is sent to standard output. The syntax for the sed command has no output file specification, but results can be...