[GitHub] [pinot] richardstartin commented on a change in pull request #8261: reuse regex matcher in dictionary based LIKE queries

[GitBox <gi...@apache.org>]

richardstartin commented on a change in pull request #8261:
URL: https://github.com/apache/pinot/pull/8261#discussion_r816223889



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File path: pinot-core/src/main/java/org/apache/pinot/core/operator/filter/predicate/RegexpLikePredicateEvaluatorFactory.java
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@@ -64,6 +65,7 @@ public static BaseRawValueBasedPredicateEvaluator newRawValueBasedEvaluator(Rege
   private static final int PATTERN_FLAG = Pattern.UNICODE_CASE | Pattern.CASE_INSENSITIVE;
 
   private static final class DictionaryBasedRegexpLikePredicateEvaluator extends BaseDictionaryBasedPredicateEvaluator {
+    private final Matcher _matcher;

Review comment:
       OK, I will move the compilation to `RegexpLikePredicate` too, in order to deduplicate some code.




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