Function IsAdditiveType

pkg/sql/types/types.go:2004–2015

IsAdditiveType returns true if the given type supports addition and subtraction.

(t *T)

// IsAdditiveType returns true if the given type supports addition and
// subtraction.
func IsAdditiveType(t *T) bool {
	switch t.Family() {
	case IntFamily:
		return true
	case FloatFamily:
		return true
	case DecimalFamily:
		return true
	default:
		return IsDateTimeType(t)
	}
}

// IsWildcardTupleType returns true if this is the wildcard AnyTuple type. The
// wildcard type matches a tuple type having any number of fields (including 0).