Explain

Author: nik9000

x-pack/plugin/esql/compute/src/main/java/org/elasticsearch/compute/lucene/LuceneSliceQueue.java

@@ -61,6 +61,11 @@
  *         where {@code a >= 100}.
  *     </li>
  * </ul>
+ * <p>
+ *     IMPORTANT: Runners make no effort to deduplicate the results from multiple
+ *     queries. If you need to only see each document one time then make sure the
+ *     queries are mutually exclusive.
+ * </p>
  */
 public final class LuceneSliceQueue {
     /**