may need better support for CASTing in the future. See sqlCast() in this file.

may need better support for CASTing in the future. See sqlCast() in this file.

https://github.com/apache/wayang/blob/6172a5f464f5feb3e16f2fdbd52a63584ad2b861/wayang-api/wayang-api-sql/src/main/java/org/apache/wayang/api/sql/calcite/converter/functions/FilterPredicateImpl.java#L59

```java

case OR -> input.stream().anyMatch(obj -> Boolean.class.cast(obj).booleanValue());
case MINUS -> widenToDouble.apply(input.get(0)) - widenToDouble.apply(input.get(1));
case PLUS -> widenToDouble.apply(input.get(0)) + widenToDouble.apply(input.get(1));
// TODO: may need better support for CASTing in the future. See sqlCast() in this file.
case CAST -> input.get(0) instanceof Number ? widenToDouble.apply(input.get(0)) : ensureComparable.apply(input.get(0));
case SEARCH -> {
if (input.get(0) instanceof final ImmutableRangeSet range) {
assert input.get(1) instanceof Comparable

```

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