[GitHub] [spark] maropu commented on a change in pull request #32659: [SPARK-22639][SQL] Support aggregate cbo stats estimation if the group by clause involves substring

maropu commented on a change in pull request #32659: URL: https://github.com/apache/spark/pull/32659#discussion_r649650245 ## File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/statsEstimation/EstimationUtils.scala ## @@ -80,6 +80,54 @@ object

[GitHub] [spark] maropu commented on a change in pull request #32659: [SPARK-22639][SQL] Support aggregate cbo stats estimation if the group by clause involves substring

maropu commented on a change in pull request #32659: URL: https://github.com/apache/spark/pull/32659#discussion_r647129296 ## File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/statsEstimation/EstimationUtils.scala ## @@ -80,6 +80,54 @@ object

[GitHub] [spark] maropu commented on a change in pull request #32659: [SPARK-22639][SQL] Support aggregate cbo stats estimation if the group by clause involves substring

maropu commented on a change in pull request #32659: URL: https://github.com/apache/spark/pull/32659#discussion_r647121080 ## File path: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/statsEstimation/EstimationUtils.scala ## @@ -80,6 +80,54 @@ object