Kurt Deschler has posted comments on this change. ( http://gerrit.cloudera.org:8080/18413 )
Change subject: IMPALA-11205: Implement CORR() function ...................................................................... Patch Set 10: (4 comments) I would prefer to see the covar_pop and covar_samp functions implemented in the same patch as well. http://gerrit.cloudera.org:8080/#/c/18413/10/be/src/exprs/aggregate-functions-ir.cc File be/src/exprs/aggregate-functions-ir.cc: http://gerrit.cloudera.org:8080/#/c/18413/10/be/src/exprs/aggregate-functions-ir.cc@296 PS10, Line 296: double prod; These and any other computation variables may need to be precise types if the output type is precise. http://gerrit.cloudera.org:8080/#/c/18413/10/be/src/exprs/aggregate-functions-ir.cc@317 PS10, Line 317: state->sumx += x; Handle overflow? http://gerrit.cloudera.org:8080/#/c/18413/10/be/src/exprs/aggregate-functions-ir.cc@389 PS10, Line 389: dst_state->sumx += src_state->sumx; Handle overflow? http://gerrit.cloudera.org:8080/#/c/18413/10/testdata/workloads/functional-query/queries/QueryTest/aggregation.test File testdata/workloads/functional-query/queries/QueryTest/aggregation.test: http://gerrit.cloudera.org:8080/#/c/18413/10/testdata/workloads/functional-query/queries/QueryTest/aggregation.test@1539 PS10, Line 1539: Add OLAP partition/window testcases. If not supported, they can be negative tests. -- To view, visit http://gerrit.cloudera.org:8080/18413 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: comment Gerrit-Change-Id: I32ad627c953ba24d9cde2d5549bdd0d27a9c0d06 Gerrit-Change-Number: 18413 Gerrit-PatchSet: 10 Gerrit-Owner: Anonymous Coward <pranav.lo...@cloudera.com> Gerrit-Reviewer: Anonymous Coward <pranav.lo...@cloudera.com> Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com> Gerrit-Reviewer: Kurt Deschler <kdesc...@cloudera.com> Gerrit-Reviewer: Quanlong Huang <huangquanl...@gmail.com> Gerrit-Comment-Date: Wed, 27 Apr 2022 12:16:41 +0000 Gerrit-HasComments: Yes
