Whether $__timeFilter() is supported in postgreSQL functions?

I have created a postgresQL Functions and using Bar Gauge panel. Is yhere any way to use $__timeFilter() function as parameter in postgreSQL Functions. Please Let me know? or Can I get the from and to value?

Doc contains all supported macros and their example outputs: https://grafana.com/docs/grafana/latest/features/datasources/postgres/#macros