dzamo commented on a change in pull request #2284:
URL: https://github.com/apache/drill/pull/2284#discussion_r682270122
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File path:
exec/vector/src/main/java/org/apache/drill/exec/vector/DateUtilities.java
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@@ -213,11 +216,27 @@ public static LocalDate fromDrillDate(long value) {
return LocalDate.ofEpochDay(value / daysToStandardMillis);
}
- public static long toDrillTimestamp(Instant instant) {
- return instant.toEpochMilli();
+ /**
+ * Convert to seconds since the _local_ Unix epoch, midnight 1970-01-01
+ * in the configured time zone.
+ * @param instant an Instant representing a moment in time.
+ * @param zoneId Drill's configured time zone.
+ * @return the Drill timestamp value corresponding to instant.
+ */
+ public static long toDrillTimestamp(Instant instant, ZoneId zoneId) {
+ LocalDateTime ldt = instant.atZone(zoneId).toLocalDateTime();
+ return ldt.atZone(ZoneId.of("UTC")).toEpochSecond()*1000;
Review comment:
Good catch, thanks.
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