Source
PNDSPY1169Convert to native pandas when unsupported parameters are needed
This issue appears when the SMA detects the use of a pandas element that has a direct equivalent in Snowpark pandas, but some scenarios might behave differently than pandas.
How to utilize current user function with email-formatted user names
ISSUE: The system function CURRENT_USER when used in a security policy may not work as expected if user names are in email format (include embedded @).