srowen commented on a change in pull request #24516: [SPARK-27624][CORE] Fix
CalenderInterval to show an empty interval correctly
URL: https://github.com/apache/spark/pull/24516#discussion_r281030111
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File path:
common/unsafe/src/main/java/org/apache/spark/unsafe/types/CalendarInterval.java
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@@ -321,6 +321,10 @@ public String toString() {
appendUnit(sb, rest, "microsecond");
}
+ if (months == 0 && microseconds == 0) {
+ sb.append(" 0 microseconds");
Review comment:
This seems fine; even just "0" seems reasonable as 0 seconds, microseconds,
etc are all the same
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