how to get recommendations by using user-user correlation for the given table in this mail

Hi all,

I have table something looks like in DB :


rating table
<https://docs.google.com/spreadsheets/d/1PrShX7X70PqnfIQg0Dfv6mIHtX1k7KSZHTBfTPMv_Do/edit?usp=drive_web>


Thanks and Regards,
Vinayak B