SelectWithUnionQuery (children 1) ExpressionList (children 1) SelectQuery (children 2) ExpressionList (children 2) Literal Float64_8.5 (alias a) Literal Float64_2.5 (alias b) ExpressionList (children 4) Function mod (children 1) ExpressionList (children 2) Identifier a Identifier b Function MOD (children 1) ExpressionList (children 2) Function negate (children 1) ExpressionList (children 1) Identifier a Identifier b Function modulo (children 1) ExpressionList (children 2) Identifier a Function negate (children 1) ExpressionList (children 1) Identifier b Function moduloOrZero (children 1) ExpressionList (children 2) Function negate (children 1) ExpressionList (children 1) Identifier a Function negate (children 1) ExpressionList (children 1) Identifier b