Putting QR Codes in a Spreadsheet or dB?

I want to build a small store inventory, I want to put QR codes on all my items. Can either a spreadsheet field or a dB field contain a QR generated code, or even better can it generate a QR Code for a label?

Here are a few links:

http://extensions.openoffice.org/en/project/qr-code-generator
http://en.libreofficeforum.org/node/1466
http://win.cutephp.com/t/free_libre_office_qr_code_generator/

http://goqr.me/

http://qrcode.kaywa.com/