epgif commented on code in PR #9008:
URL: https://github.com/apache/iceberg/pull/9008#discussion_r1539852804
##########
api/src/main/java/org/apache/iceberg/expressions/Literals.java:
##########
@@ -426,23 +427,55 @@ protected Type.TypeID typeId() {
}
static class TimestampLiteral extends ComparableLiteral<Long> {
- TimestampLiteral(Long value) {
+ private final TimestampType.Unit unit;
+
+ TimestampLiteral(TimestampType.Unit unit, Long value) {
super(value);
+ this.unit = unit;
}
@Override
@SuppressWarnings("unchecked")
public <T> Literal<T> to(Type type) {
switch (type.typeId()) {
case TIMESTAMP:
- return (Literal<T>) this;
+ TimestampType.Unit toUnit = ((TimestampType) type).unit();
Review Comment:
Done.
##########
api/src/main/java/org/apache/iceberg/util/DateTimeUtil.java:
##########
@@ -106,11 +146,27 @@ public static String microsToIsoTimestamptz(long micros) {
return localDateTime.atOffset(ZoneOffset.UTC).format(zeroOffsetFormatter);
}
+ public static String nanosToIsoTimestamptz(long nanos) {
+ LocalDateTime localDateTime = timestampFromNanos(nanos);
+ DateTimeFormatter zeroOffsetFormatter =
+ new DateTimeFormatterBuilder()
+ .parseCaseInsensitive()
+ .append(DateTimeFormatter.ISO_LOCAL_DATE_TIME)
+ .appendOffset("+HH:MM:ss", "+00:00")
+ .toFormatter();
Review Comment:
Done.
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