romseygeek commented on code in PR #15083:
URL: https://github.com/apache/lucene/pull/15083#discussion_r2635430831
##########
lucene/core/src/java/org/apache/lucene/index/DocValuesSkipper.java:
##########
@@ -122,4 +123,67 @@ public final void advance(long minValue, long maxValue)
throws IOException {
advance(maxDocID + 1);
}
}
+
+ /**
+ * Returns the minimum value for a field across all segments, or {@link
Long#MIN_VALUE} if not
+ * available
+ *
+ * @param searcher a searcher over the index
+ * @param field the field to retrieve values for
+ */
+ public static long globalMinValue(IndexSearcher searcher, String field)
throws IOException {
Review Comment:
Sounds reasonable - I'm not really sure why I didn't go with `IndexReader`
in the first place 🤷 . Do you want to open an PR?
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