[GitHub] spark pull request #19772: [SPARK-22538][ML] SQLTransformer should not unper...
Github user viirya commented on a diff in the pull request: https://github.com/apache/spark/pull/19772#discussion_r151815120 --- Diff: mllib/src/main/scala/org/apache/spark/ml/feature/SQLTransformer.scala --- @@ -70,7 +70,8 @@ class SQLTransformer @Since("1.6.0") (@Since("1.6.0") override val uid: String) dataset.createOrReplaceTempView(tableName) val realStatement = $(statement).replace(tableIdentifier, tableName) val result = dataset.sparkSession.sql(realStatement) -dataset.sparkSession.catalog.dropTempView(tableName) --- End diff -- Hmm, but the behavior is explicitly defined at `Catalog`. This should be a public API. We may not easily change it. --- - To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org
[GitHub] spark pull request #19772: [SPARK-22538][ML] SQLTransformer should not unper...
Github user viirya commented on a diff in the pull request: https://github.com/apache/spark/pull/19772#discussion_r151813095 --- Diff: mllib/src/main/scala/org/apache/spark/ml/feature/SQLTransformer.scala --- @@ -70,7 +70,8 @@ class SQLTransformer @Since("1.6.0") (@Since("1.6.0") override val uid: String) dataset.createOrReplaceTempView(tableName) val realStatement = $(statement).replace(tableIdentifier, tableName) val result = dataset.sparkSession.sql(realStatement) -dataset.sparkSession.catalog.dropTempView(tableName) --- End diff -- Yes. I also think it doesn't make a lot sense. --- - To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org
[GitHub] spark pull request #19772: [SPARK-22538][ML] SQLTransformer should not unper...
Github user asfgit closed the pull request at: https://github.com/apache/spark/pull/19772 --- - To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org
[GitHub] spark pull request #19772: [SPARK-22538][ML] SQLTransformer should not unper...
Github user cloud-fan commented on a diff in the pull request: https://github.com/apache/spark/pull/19772#discussion_r151732579 --- Diff: mllib/src/main/scala/org/apache/spark/ml/feature/SQLTransformer.scala --- @@ -70,7 +70,8 @@ class SQLTransformer @Since("1.6.0") (@Since("1.6.0") override val uid: String) dataset.createOrReplaceTempView(tableName) val realStatement = $(statement).replace(tableIdentifier, tableName) val result = dataset.sparkSession.sql(realStatement) -dataset.sparkSession.catalog.dropTempView(tableName) --- End diff -- It seems like a bug: when you cache a dataframe, create a view from the dataframe, and drop the view, Spark should not uncache the original dataframe. We can discuss more later. --- - To unsubscribe, e-mail: reviews-unsubscr...@spark.apache.org For additional commands, e-mail: reviews-h...@spark.apache.org