zachjsh commented on code in PR #15415:
URL: https://github.com/apache/druid/pull/15415#discussion_r1418577609
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server/src/main/java/org/apache/druid/metadata/SegmentsMetadataManager.java:
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@@ -125,6 +125,25 @@ Optional<Iterable<DataSegment>>
iterateAllUsedNonOvershadowedSegmentsForDatasour
boolean requiresLatest
);
+ /**
+ * Returns an iterable to go over un-used segments for a given datasource
over an optional interval.
+ * The order in which segments are iterated is from earliest start-time,
with ties being broken with earliest end-time
+ * first. Note: the iteration may not be as trivially cheap as,
+ * for example, iteration over an ArrayList. Try (to some reasonable extent)
to organize the code so that it
+ * iterates the returned iterable only once rather than several times.
+ *
+ * @param datasource the name of the datasource.
+ * @param interval the interval to search over.
+ * @param limit the maximum number of results to return.
+ * @param offset the offset from which to search for results.
+ */
+ Iterable<DataSegment> iterateAllUnusedSegmentsForDatasource(
+ String datasource,
+ @Nullable Interval interval,
+ @Nullable Integer limit,
Review Comment:
Thanks! Good suggestion. Added
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