ulysses-you edited a comment on issue #26875: [SPARK-30245][SQL] Add cache for Like and RLike when pattern is not static URL: https://github.com/apache/spark/pull/26875#issuecomment-568714535 I test this code in my scene, about 10 times increase. Test sql like this ``` select /*+ broadcast(t2) */ count(*) from t1 join ( select c1 from t1 where limit 100 ) t2 on t2.c1 like concat(t1.c1, '%') ``` t1 has 200,000 rows without duplicate.
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