Michael Smith has posted comments on this change. ( http://gerrit.cloudera.org:8080/20762 )
Change subject: IMPALA-12540: Query Live Table ...................................................................... Patch Set 49: (2 comments) http://gerrit.cloudera.org:8080/#/c/20762/49/tests/custom_cluster/test_query_live.py File tests/custom_cluster/test_query_live.py: http://gerrit.cloudera.org:8080/#/c/20762/49/tests/custom_cluster/test_query_live.py@253 PS49, Line 253: \ > Prepend the pattern string with 'r' usually help. I'll fix these up tomorrow, thanks for the suggestion. http://gerrit.cloudera.org:8080/#/c/20762/49/tests/custom_cluster/test_query_live.py@268 PS49, Line 268: result = self.client.execute('select straight_join count(*) from {}.users, ' > The join order and data partitioning might be reliant on stats and cardinal I still want to see if I can do something about column stats for impala_query_live; not sure that would be enough to help since these are already small tables, but it might help in other cases. Right now this is just a consequence of the design and how we schedule fragments; you could end up with significant work being done on coordinators. See the union in particular; combining impala_query_live and impala_query_log will result in aggregation on coordinators. -- To view, visit http://gerrit.cloudera.org:8080/20762 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: Ie2f9a449f0e5502078931e7f1c5df6e0b762c743 Gerrit-Change-Number: 20762 Gerrit-PatchSet: 49 Gerrit-Owner: Michael Smith <[email protected]> Gerrit-Reviewer: Andrew Sherman <[email protected]> Gerrit-Reviewer: Impala Public Jenkins <[email protected]> Gerrit-Reviewer: Jason Fehr <[email protected]> Gerrit-Reviewer: Michael Smith <[email protected]> Gerrit-Reviewer: Riza Suminto <[email protected]> Gerrit-Comment-Date: Tue, 26 Mar 2024 04:13:55 +0000 Gerrit-HasComments: Yes
