zanmato1984 commented on code in PR #45612: URL: https://github.com/apache/arrow/pull/45612#discussion_r1968650740
########## cpp/src/arrow/acero/swiss_join.cc: ########## @@ -1112,7 +1113,7 @@ Status SwissTableForJoinBuild::Init(SwissTableForJoin* target, int dop, int64_t // Make sure that we do not use many partitions if there are not enough rows. // - constexpr int64_t min_num_rows_per_prtn = 1 << 18; + constexpr int64_t min_num_rows_per_prtn = 1 << 12; Review Comment: Since the contention is eliminated, we can be a little more aggressive on the parallelism. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
