Rajesh Balamohan created HIVE-24205: ---------------------------------------
Summary: Optimise CuckooSetBytes Key: HIVE-24205 URL: https://issues.apache.org/jira/browse/HIVE-24205 Project: Hive Issue Type: Improvement Reporter: Rajesh Balamohan Attachments: Screenshot 2020-09-28 at 4.29.24 PM.png {{FilterStringColumnInList, StringColumnInList}} etc use CuckooSetBytes for lookup. !Screenshot 2020-09-28 at 4.29.24 PM.png|width=714,height=508! One option to optimize would be to add boundary conditions on "length" with the min/max length stored in the hashes. This would significantly reduce the number of hash computation that needs to happen. E.g [TPCH-Q12|https://github.com/hortonworks/hive-testbench/blob/hdp3/sample-queries-tpch/tpch_query12.sql#L20] -- This message was sent by Atlassian Jira (v8.3.4#803005)