[GitHub] spark pull request #21904: [SPARK-24953] [SQL] Prune a branch in `CaseWhen` ...

2018-07-30 Thread dbtsai
Github user dbtsai commented on a diff in the pull request: https://github.com/apache/spark/pull/21904#discussion_r206333426 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala --- @@ -416,6 +450,12 @@ object SimplifyConditionals

[GitHub] spark pull request #21904: [SPARK-24953] [SQL] Prune a branch in `CaseWhen` ...

2018-07-30 Thread viirya
Github user viirya commented on a diff in the pull request: https://github.com/apache/spark/pull/21904#discussion_r206318942 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala --- @@ -416,6 +450,12 @@ object SimplifyConditionals

[GitHub] spark pull request #21904: [SPARK-24953] [SQL] Prune a branch in `CaseWhen` ...

2018-07-30 Thread viirya
Github user viirya commented on a diff in the pull request: https://github.com/apache/spark/pull/21904#discussion_r206319701 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala --- @@ -416,6 +450,12 @@ object SimplifyConditionals

[GitHub] spark pull request #21904: [SPARK-24953] [SQL] Prune a branch in `CaseWhen` ...

2018-07-29 Thread dbtsai
Github user dbtsai commented on a diff in the pull request: https://github.com/apache/spark/pull/21904#discussion_r205963712 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala --- @@ -416,6 +416,29 @@ object SimplifyConditionals

[GitHub] spark pull request #21904: [SPARK-24953] [SQL] Prune a branch in `CaseWhen` ...

2018-07-28 Thread viirya
Github user viirya commented on a diff in the pull request: https://github.com/apache/spark/pull/21904#discussion_r205958402 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala --- @@ -416,6 +416,29 @@ object SimplifyConditionals

[GitHub] spark pull request #21904: [SPARK-24953] [SQL] Prune a branch in `CaseWhen` ...

2018-07-28 Thread viirya
Github user viirya commented on a diff in the pull request: https://github.com/apache/spark/pull/21904#discussion_r205958393 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala --- @@ -416,6 +416,29 @@ object SimplifyConditionals

[GitHub] spark pull request #21904: [SPARK-24953] [SQL] Prune a branch in `CaseWhen` ...

2018-07-28 Thread mgaido91
Github user mgaido91 commented on a diff in the pull request: https://github.com/apache/spark/pull/21904#discussion_r205947535 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala --- @@ -416,6 +416,29 @@ object SimplifyConditionals

[GitHub] spark pull request #21904: [SPARK-24953] [SQL] Prune a branch in `CaseWhen` ...

2018-07-28 Thread mgaido91
Github user mgaido91 commented on a diff in the pull request: https://github.com/apache/spark/pull/21904#discussion_r205947481 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala --- @@ -416,6 +416,29 @@ object SimplifyConditionals

[GitHub] spark pull request #21904: [SPARK-24953] [SQL] Prune a branch in `CaseWhen` ...

2018-07-27 Thread viirya
Github user viirya commented on a diff in the pull request: https://github.com/apache/spark/pull/21904#discussion_r205925217 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/expressions.scala --- @@ -416,6 +416,29 @@ object SimplifyConditionals

[GitHub] spark pull request #21904: [SPARK-24953] [SQL] Prune a branch in `CaseWhen` ...

2018-07-27 Thread dbtsai
GitHub user dbtsai opened a pull request: https://github.com/apache/spark/pull/21904 [SPARK-24953] [SQL] Prune a branch in `CaseWhen` if previously seen ## What changes were proposed in this pull request? If a condition in a branch is previously seen, this branch can be