Hi Minzhen,

Thank you for your input. The question then would be If it's in prpr feature, how is it generally available to all snowflake accounts (that include free trail accounts)?

Also, the virtual column is referred in Snowflake documentation given below.

https://docs.snowflake.com/en/user-guide/security-column-intro

https://docs.snowflake.com/en/user-guide/security-row-intro