https://www.ibm.com/docs/en/db2/12.1.x?topic=clp-return-codes
Command line processor return codes
This section provides information about the command line processor return codes.
command line processorreturncodes
https://www.ibm.com/docs/en/db2/11.1.0?topic=servers-verifying-installation
Verifying the installation using the command line processor (CLP)
You can verify the installation by creating the SAMPLE database and running SQL commands to retrieve sample data.
command line processorthe installationverifyingusingclp