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Posted to github@datafusion.apache.org by "alamb (via GitHub)" <gi...@apache.org> on 2025/10/30 07:13:25 UTC

Re: [PR] perf: optimize CASE WHEN lookup table (2.5-22.5 times faster) [datafusion]

alamb commented on PR #18183:
URL: https://github.com/apache/datafusion/pull/18183#issuecomment-3466403945

   🤖 `./gh_compare_branch_bench.sh` [Benchmark Script](https://github.com/alamb/datafusion-benchmarking/blob/main/gh_compare_branch_bench.sh) Running
   Linux aal-dev 6.14.0-1017-gcp #18~24.04.1-Ubuntu SMP Tue Sep 23 17:51:44 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux
   Comparing improve-performance-for-literal-mapping (a6ec4443dd8fd671c95bb7ba550809b4951292e4) to e9431fc694e1fc905f86ea00c689ccecf6065e9d [diff](https://github.com/apache/datafusion/compare/e9431fc694e1fc905f86ea00c689ccecf6065e9d..a6ec4443dd8fd671c95bb7ba550809b4951292e4)
   BENCH_NAME=case_when
   BENCH_COMMAND=cargo bench --bench case_when
   BENCH_FILTER=
   BENCH_BRANCH_NAME=improve-performance-for-literal-mapping
   Results will be posted here when complete
   


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