fun <O, R : Comparable<R>> KProperty1<O, R?>.lessThan(value: R): ColumnPredicateExpression<O, R>
@JvmStatic fun <R : Comparable<R>> Field.lessThan(value: R): ColumnPredicateExpression<Any, R>
fun <R : Comparable<R>> lessThan(value: R): BinaryComparison<R>