Acceptable argument types for aggregate function calls: plain column names (strings), other typed expressions (col(), fn(), literal()), or undefined/omitted (used for bare COUNT()/COUNT(*)).
col()
fn()
literal()
undefined
COUNT()
COUNT(*)
Acceptable argument types for aggregate function calls: plain column names (strings), other typed expressions (
col(),fn(),literal()), orundefined/omitted (used for bareCOUNT()/COUNT(*)).