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I repeat: If db2 is starting a database operation asynchronously and exiting before that database operation completes, there is no way for a script that invokes db2 to determine what the exit code...

The $? shell variable holds the exit code of the LAST command executed, i.e. the echo in above. Save the individual exit codes into separate variables right after the respective command, like e.g. ...

Exactly this problem has been solved a week or two ago. Try searching for it.



EDIT: Let me search it for you: here....

The answer to your question has nothing to do with nohup; using ampersand (&) to terminate your commands causes each of those commands to be run asynchronously in the background. If you run the 1st...

Would this thread (https://www.unix.com/shell-programming-and-scripting/266271-shell-script-create-runtime-variables-based-number-parameters-passed-script.html) help?

The input file is sorted by transaction (T1,T2,T3) and datetime.
There are 2 records tied to 1 transaction (start and end).
As there is no end transaction for the first line, it will not be...

"$*" and "$@" are not exit codes; they are the command line arguments.

Exit codes are stored in "$?".

When unquoted, $* and $@ are the same; each word in the argument list becomes a separate...