pranav.lo...@cloudera.com has posted comments on this change. ( http://gerrit.cloudera.org:8080/18413 )
Change subject: IMPALA-11205: Implement Statistical functions: CORR(), COVAR_SAMP() and COVAR_POP() ...................................................................... Patch Set 28: (4 comments) > Patch Set 25: > > (1 comment) http://gerrit.cloudera.org:8080/#/c/18413/26//COMMIT_MSG Commit Message: http://gerrit.cloudera.org:8080/#/c/18413/26//COMMIT_MSG@7 PS26, Line 7: : > nit: remove the space before ":" Done http://gerrit.cloudera.org:8080/#/c/18413/25/be/src/exprs/aggregate-functions-ir.cc File be/src/exprs/aggregate-functions-ir.cc: http://gerrit.cloudera.org:8080/#/c/18413/25/be/src/exprs/aggregate-functions-ir.cc@300 PS25, Line 300: // Correlation coefficient formula used: : // r = covar / (√(xvar * yvar) : struct CorrState { : int64_t count; // number of elements : double xavg; // average of x elements : double yavg; // average of y elements : double xvar; // n times the variance of x elements : > As we discussed in the call, removing the code duplication brings up more u Sure, I've added that. http://gerrit.cloudera.org:8080/#/c/18413/26/be/src/exprs/aggregate-functions-ir.cc File be/src/exprs/aggregate-functions-ir.cc: http://gerrit.cloudera.org:8080/#/c/18413/26/be/src/exprs/aggregate-functions-ir.cc@343 PS26, Line 343: if (state->count <= 1) { : mems > nit: put "}" and "else {" at the same line Done http://gerrit.cloudera.org:8080/#/c/18413/26/be/src/exprs/aggregate-functions-ir.cc@513 PS26, Line 513: memset(state, 0, sizeof(CovarState)); : } else > nit: put "}" and "else {" at the same line Done -- 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: 28 Gerrit-Owner: Anonymous Coward <pranav.lo...@cloudera.com> Gerrit-Reviewer: Anonymous Coward <pranav.lo...@cloudera.com> Gerrit-Reviewer: Gergely Fürnstáhl <gfurnst...@cloudera.com> Gerrit-Reviewer: Impala Public Jenkins <impala-public-jenk...@cloudera.com> Gerrit-Reviewer: Jian Zhang <zjsar...@gmail.com> Gerrit-Reviewer: Kurt Deschler <kdesc...@cloudera.com> Gerrit-Reviewer: Quanlong Huang <huangquanl...@gmail.com> Gerrit-Comment-Date: Fri, 17 Jun 2022 08:25:33 +0000 Gerrit-HasComments: Yes