rdblue commented on code in PR #4525:
URL: https://github.com/apache/iceberg/pull/4525#discussion_r863325599
##########
api/src/main/java/org/apache/iceberg/expressions/Literals.java:
##########
@@ -419,6 +420,9 @@ static class TimeLiteral extends ComparableLiteral<Long> {
public <T> Literal<T> to(Type type) {
if (type.typeId() == Type.TypeID.TIME) {
return (Literal<T>) this;
+ } else if (type.typeId() == Type.TypeID.STRING) {
+ return (Literal<T>) new StringLiteral(LocalTime.ofNanoOfDay(value() *
1000)
+ .format(DateTimeFormatter.ISO_LOCAL_TIME));
Review Comment:
I don't think this conversion should be done using literals. Instead, use
the methods in `DateTimeUtil` and add any new methods there. This shouldn't
require changes to the public API in expressions.
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