spark git commit: [SPARK-15031][SPARK-15134][EXAMPLE][DOC] Use SparkSession and update indent in examples

Repository: spark Updated Branches: refs/heads/master ba5487c06 -> 9e266d07a [SPARK-15031][SPARK-15134][EXAMPLE][DOC] Use SparkSession and update indent in examples ## What changes were proposed in this pull request? 1, Use `SparkSession` according to

spark git commit: [SPARK-15031][SPARK-15134][EXAMPLE][DOC] Use SparkSession and update indent in examples

Repository: spark Updated Branches: refs/heads/branch-2.0 7d187539e -> 86acb5efd [SPARK-15031][SPARK-15134][EXAMPLE][DOC] Use SparkSession and update indent in examples ## What changes were proposed in this pull request? 1, Use `SparkSession` according to

spark git commit: [SPARK-15072][SQL][PYSPARK][HOT-FIX] Remove SparkSession.withHiveSupport from readwrite.py

Repository: spark Updated Branches: refs/heads/branch-2.0 0b14b3f13 -> 7d187539e [SPARK-15072][SQL][PYSPARK][HOT-FIX] Remove SparkSession.withHiveSupport from readwrite.py ## What changes were proposed in this pull request? Seems

spark git commit: [SPARK-15072][SQL][PYSPARK][HOT-FIX] Remove SparkSession.withHiveSupport from readwrite.py

Repository: spark Updated Branches: refs/heads/master f036dd7ce -> ba5487c06 [SPARK-15072][SQL][PYSPARK][HOT-FIX] Remove SparkSession.withHiveSupport from readwrite.py ## What changes were proposed in this pull request? Seems

spark git commit: [SPARK-14346] SHOW CREATE TABLE for data source tables

Repository: spark Updated Branches: refs/heads/branch-2.0 b2b04c6da -> 0b14b3f13 [SPARK-14346] SHOW CREATE TABLE for data source tables ## What changes were proposed in this pull request? This PR adds native `SHOW CREATE TABLE` DDL command for data source tables. Support for Hive tables

spark git commit: [SPARK-15080][CORE] Break copyAndReset into copy and reset

Repository: spark Updated Branches: refs/heads/master db573fc74 -> ff92eb2e8 [SPARK-15080][CORE] Break copyAndReset into copy and reset ## What changes were proposed in this pull request? Break copyAndReset into two methods copy and reset instead of just one. ## How was this patch tested?

spark git commit: [SPARK-15080][CORE] Break copyAndReset into copy and reset

Repository: spark Updated Branches: refs/heads/branch-2.0 114be703d -> b2b04c6da [SPARK-15080][CORE] Break copyAndReset into copy and reset ## What changes were proposed in this pull request? Break copyAndReset into two methods copy and reset instead of just one. ## How was this patch

spark git commit: [SPARK-15072][SQL][PYSPARK] FollowUp: Remove SparkSession.withHiveSupport in PySpark

Repository: spark Updated Branches: refs/heads/branch-2.0 f8804bb10 -> 114be703d [SPARK-15072][SQL][PYSPARK] FollowUp: Remove SparkSession.withHiveSupport in PySpark ## What changes were proposed in this pull request? This is a followup of https://github.com/apache/spark/pull/12851 Remove

spark git commit: [SPARK-15264][SPARK-15274][SQL] CSV Reader Error on Blank Column Names

Repository: spark Updated Branches: refs/heads/master f14c4ba00 -> 603f4453a [SPARK-15264][SPARK-15274][SQL] CSV Reader Error on Blank Column Names ## What changes were proposed in this pull request? When a CSV begins with: - `,,` OR - `"","",` meaning that the first column names are either

spark git commit: [SPARK-15276][SQL] CREATE TABLE with LOCATION should imply EXTERNAL

Repository: spark Updated Branches: refs/heads/branch-2.0 f9ea54575 -> f763c1485 [SPARK-15276][SQL] CREATE TABLE with LOCATION should imply EXTERNAL ## What changes were proposed in this pull request? Before: ```sql -- uses that location but issues a warning CREATE TABLE my_tab LOCATION

spark git commit: [SPARK-15276][SQL] CREATE TABLE with LOCATION should imply EXTERNAL

Repository: spark Updated Branches: refs/heads/master b9cf617a6 -> f14c4ba00 [SPARK-15276][SQL] CREATE TABLE with LOCATION should imply EXTERNAL ## What changes were proposed in this pull request? Before: ```sql -- uses that location but issues a warning CREATE TABLE my_tab LOCATION

spark git commit: [SPARK-15260] Atomically resize memory pools (branch 1.6)

Repository: spark Updated Branches: refs/heads/branch-1.6 e2a43d007 -> fd2da7b91 [SPARK-15260] Atomically resize memory pools (branch 1.6) ## What changes were proposed in this pull request? (This is the branch-1.6 version of #13039) When we acquire execution memory, we do a lot of things

spark git commit: [SPARK-15256] [SQL] [PySpark] Clarify DataFrameReader.jdbc() docstring

Repository: spark Updated Branches: refs/heads/branch-2.0 4e56857ca -> f9ea54575 [SPARK-15256] [SQL] [PySpark] Clarify DataFrameReader.jdbc() docstring This PR: * Corrects the documentation for the `properties` parameter, which is supposed to be a dictionary and not a list. * Generally

spark git commit: [SPARK-15256] [SQL] [PySpark] Clarify DataFrameReader.jdbc() docstring

Repository: spark Updated Branches: refs/heads/master 8881765ac -> b9cf617a6 [SPARK-15256] [SQL] [PySpark] Clarify DataFrameReader.jdbc() docstring This PR: * Corrects the documentation for the `properties` parameter, which is supposed to be a dictionary and not a list. * Generally clarifies

spark git commit: [SPARK-15257][SQL] Require CREATE EXTERNAL TABLE to specify LOCATION

Repository: spark Updated Branches: refs/heads/branch-2.0 b1e14d9bf -> 4e56857ca [SPARK-15257][SQL] Require CREATE EXTERNAL TABLE to specify LOCATION ## What changes were proposed in this pull request? Before: ```sql -- uses warehouse dir anyway CREATE EXTERNAL TABLE my_tab -- doesn't

spark git commit: [SPARK-15257][SQL] Require CREATE EXTERNAL TABLE to specify LOCATION

Repository: spark Updated Branches: refs/heads/master 40ba87f76 -> 8881765ac [SPARK-15257][SQL] Require CREATE EXTERNAL TABLE to specify LOCATION ## What changes were proposed in this pull request? Before: ```sql -- uses warehouse dir anyway CREATE EXTERNAL TABLE my_tab -- doesn't actually

spark git commit: [SPARK-15278] [SQL] Remove experimental tag from Python DataFrame

Repository: spark Updated Branches: refs/heads/master de9c85cca -> 40ba87f76 [SPARK-15278] [SQL] Remove experimental tag from Python DataFrame ## What changes were proposed in this pull request? Earlier we removed experimental tag for Scala/Java DataFrames, but haven't done so for Python.

spark git commit: [SPARK-15278] [SQL] Remove experimental tag from Python DataFrame

Repository: spark Updated Branches: refs/heads/branch-2.0 0699acc1b -> b1e14d9bf [SPARK-15278] [SQL] Remove experimental tag from Python DataFrame ## What changes were proposed in this pull request? Earlier we removed experimental tag for Scala/Java DataFrames, but haven't done so for

spark git commit: [SPARK-15270] [SQL] Use SparkSession Builder to build a session with HiveSupport

Repository: spark Updated Branches: refs/heads/branch-2.0 2454f6abf -> 0699acc1b [SPARK-15270] [SQL] Use SparkSession Builder to build a session with HiveSupport ## What changes were proposed in this pull request? Before: Creating a hiveContext was failing ```python from pyspark.sql import

spark git commit: [SPARK-15270] [SQL] Use SparkSession Builder to build a session with HiveSupport

Repository: spark Updated Branches: refs/heads/master 40a949aae -> de9c85cca [SPARK-15270] [SQL] Use SparkSession Builder to build a session with HiveSupport ## What changes were proposed in this pull request? Before: Creating a hiveContext was failing ```python from pyspark.sql import

spark git commit: [SPARK-15262] Synchronize block manager / scheduler executor state

Repository: spark Updated Branches: refs/heads/master 7ecd49688 -> 40a949aae [SPARK-15262] Synchronize block manager / scheduler executor state ## What changes were proposed in this pull request? If an executor is still alive even after the scheduler has removed its metadata, we may receive

spark git commit: [SPARK-15262] Synchronize block manager / scheduler executor state

Repository: spark Updated Branches: refs/heads/branch-1.6 ced71d353 -> e2a43d007 [SPARK-15262] Synchronize block manager / scheduler executor state ## What changes were proposed in this pull request? If an executor is still alive even after the scheduler has removed its metadata, we may

spark git commit: [SPARK-15262] Synchronize block manager / scheduler executor state

Repository: spark Updated Branches: refs/heads/branch-2.0 6e08eb469 -> 2454f6abf [SPARK-15262] Synchronize block manager / scheduler executor state ## What changes were proposed in this pull request? If an executor is still alive even after the scheduler has removed its metadata, we may

spark git commit: [SPARK-12200][SQL] Add __contains__ implementation to Row

Repository: spark Updated Branches: refs/heads/master bb88ad4e0 -> 7ecd49688 [SPARK-12200][SQL] Add __contains__ implementation to Row https://issues.apache.org/jira/browse/SPARK-12200 Author: Maciej Brynski Author: Maciej Bryński

spark git commit: [SPARK-12200][SQL] Add __contains__ implementation to Row

Repository: spark Updated Branches: refs/heads/branch-2.0 83050ddb8 -> 6e08eb469 [SPARK-12200][SQL] Add __contains__ implementation to Row https://issues.apache.org/jira/browse/SPARK-12200 Author: Maciej Brynski Author: Maciej Bryński

spark git commit: [SPARK-15260] Atomically resize memory pools

Repository: spark Updated Branches: refs/heads/master 81c68eceb -> bb88ad4e0 [SPARK-15260] Atomically resize memory pools ## What changes were proposed in this pull request? When we acquire execution memory, we do a lot of things between shrinking the storage memory pool and enlarging the

spark git commit: [SPARK-15260] Atomically resize memory pools

Repository: spark Updated Branches: refs/heads/branch-2.0 6b36185d0 -> 83050ddb8 [SPARK-15260] Atomically resize memory pools ## What changes were proposed in this pull request? When we acquire execution memory, we do a lot of things between shrinking the storage memory pool and enlarging

spark git commit: [SPARK-15248][SQL] Make MetastoreFileCatalog consider directories from partition specs of a partitioned metastore table

Repository: spark Updated Branches: refs/heads/branch-2.0 56e1e2f17 -> 6b36185d0 [SPARK-15248][SQL] Make MetastoreFileCatalog consider directories from partition specs of a partitioned metastore table Table partitions can be added with locations different from default warehouse location of

spark git commit: [SPARK-15248][SQL] Make MetastoreFileCatalog consider directories from partition specs of a partitioned metastore table

Repository: spark Updated Branches: refs/heads/master 89e67d666 -> 81c68eceb [SPARK-15248][SQL] Make MetastoreFileCatalog consider directories from partition specs of a partitioned metastore table Table partitions can be added with locations different from default warehouse location of a

[3/5] spark git commit: [SPARK-15085][STREAMING][KAFKA] Rename streaming-kafka artifact

http://git-wip-us.apache.org/repos/asf/spark/blob/89e67d66/external/kafka-0-8/src/test/scala/org/apache/spark/streaming/kafka/DirectKafkaStreamSuite.scala -- diff --git

[2/5] spark git commit: [SPARK-15085][STREAMING][KAFKA] Rename streaming-kafka artifact

http://git-wip-us.apache.org/repos/asf/spark/blob/89e67d66/external/kafka/src/main/scala/org/apache/spark/streaming/kafka/KafkaRDD.scala -- diff --git

[2/5] spark git commit: [SPARK-15085][STREAMING][KAFKA] Rename streaming-kafka artifact

http://git-wip-us.apache.org/repos/asf/spark/blob/56e1e2f1/external/kafka/src/main/scala/org/apache/spark/streaming/kafka/KafkaRDD.scala -- diff --git

[4/5] spark git commit: [SPARK-15085][STREAMING][KAFKA] Rename streaming-kafka artifact

http://git-wip-us.apache.org/repos/asf/spark/blob/56e1e2f1/external/kafka-0-8/src/main/scala/org/apache/spark/streaming/kafka/KafkaUtils.scala -- diff --git

[5/5] spark git commit: [SPARK-15085][STREAMING][KAFKA] Rename streaming-kafka artifact

[SPARK-15085][STREAMING][KAFKA] Rename streaming-kafka artifact ## What changes were proposed in this pull request? Renaming the streaming-kafka artifact to include kafka version, in anticipation of needing a different artifact for later kafka versions ## How was this patch tested? Unit tests

[3/5] spark git commit: [SPARK-15085][STREAMING][KAFKA] Rename streaming-kafka artifact

http://git-wip-us.apache.org/repos/asf/spark/blob/56e1e2f1/external/kafka-0-8/src/test/scala/org/apache/spark/streaming/kafka/DirectKafkaStreamSuite.scala -- diff --git

[1/5] spark git commit: [SPARK-15085][STREAMING][KAFKA] Rename streaming-kafka artifact

Repository: spark Updated Branches: refs/heads/branch-2.0 e3703c411 -> 56e1e2f17 http://git-wip-us.apache.org/repos/asf/spark/blob/56e1e2f1/external/kafka/src/test/java/org/apache/spark/streaming/kafka/JavaKafkaRDDSuite.java

[5/5] spark git commit: [SPARK-15085][STREAMING][KAFKA] Rename streaming-kafka artifact

[SPARK-15085][STREAMING][KAFKA] Rename streaming-kafka artifact ## What changes were proposed in this pull request? Renaming the streaming-kafka artifact to include kafka version, in anticipation of needing a different artifact for later kafka versions ## How was this patch tested? Unit tests

[1/5] spark git commit: [SPARK-15085][STREAMING][KAFKA] Rename streaming-kafka artifact

Repository: spark Updated Branches: refs/heads/master 6d0368ab8 -> 89e67d666 http://git-wip-us.apache.org/repos/asf/spark/blob/89e67d66/external/kafka/src/test/java/org/apache/spark/streaming/kafka/JavaKafkaRDDSuite.java --

[4/5] spark git commit: [SPARK-15085][STREAMING][KAFKA] Rename streaming-kafka artifact

http://git-wip-us.apache.org/repos/asf/spark/blob/89e67d66/external/kafka-0-8/src/main/scala/org/apache/spark/streaming/kafka/KafkaUtils.scala -- diff --git

spark git commit: [SPARK-15037] [SQL] [MLLIB] Part2: Use SparkSession instead of SQLContext in Python TestSuites

Repository: spark Updated Branches: refs/heads/master d8935db5e -> 293143797 [SPARK-15037] [SQL] [MLLIB] Part2: Use SparkSession instead of SQLContext in Python TestSuites ## What changes were proposed in this pull request? Use SparkSession instead of SQLContext in Python TestSuites ## How

[3/3] spark git commit: [SPARK-13522][CORE] Fix the exit log place for heartbeat

[SPARK-13522][CORE] Fix the exit log place for heartbeat ## What changes were proposed in this pull request? Just fixed the log place introduced by #11401 ## How was this patch tested? unit tests. Author: Shixiong Zhu Closes #11432 from

[1/3] spark git commit: [SPARK-13519][CORE] Driver should tell Executor to stop itself when cleaning executor's state

Repository: spark Updated Branches: refs/heads/branch-1.6 d1654864a -> ced71d353 [SPARK-13519][CORE] Driver should tell Executor to stop itself when cleaning executor's state ## What changes were proposed in this pull request? When the driver removes an executor's state, the connection

[2/3] spark git commit: [SPARK-13522][CORE] Executor should kill itself when it's unable to heartbeat to driver more than N times

[SPARK-13522][CORE] Executor should kill itself when it's unable to heartbeat to driver more than N times ## What changes were proposed in this pull request? Sometimes, network disconnection event won't be triggered for other potential race conditions that we may not have thought of, then the

spark git commit: [SPARK-15259] Sort time metric should not include spill and record insertion time

Repository: spark Updated Branches: refs/heads/branch-2.0 1b90adc03 -> e3703c411 [SPARK-15259] Sort time metric should not include spill and record insertion time ## What changes were proposed in this pull request? After SPARK-14669 it seems the sort time metric includes both spill and

spark git commit: [SPARK-15037] [SQL] [MLLIB] Part2: Use SparkSession instead of SQLContext in Python TestSuites

Repository: spark Updated Branches: refs/heads/branch-2.0 381a82589 -> 1b90adc03 [SPARK-15037] [SQL] [MLLIB] Part2: Use SparkSession instead of SQLContext in Python TestSuites ## What changes were proposed in this pull request? Use SparkSession instead of SQLContext in Python TestSuites ##

spark git commit: [SPARK-15241] [SPARK-15242] [SQL] fix 2 decimal-related issues in RowEncoder

Repository: spark Updated Branches: refs/heads/branch-2.0 403ba6513 -> 381a82589 [SPARK-15241] [SPARK-15242] [SQL] fix 2 decimal-related issues in RowEncoder ## What changes were proposed in this pull request? SPARK-15241: We now support java decimal and catalyst decimal in external row, it

spark git commit: [SPARK-15241] [SPARK-15242] [SQL] fix 2 decimal-related issues in RowEncoder

Repository: spark Updated Branches: refs/heads/master e1576478b -> d8935db5e [SPARK-15241] [SPARK-15242] [SQL] fix 2 decimal-related issues in RowEncoder ## What changes were proposed in this pull request? SPARK-15241: We now support java decimal and catalyst decimal in external row, it

spark git commit: [SPARK-14933][HOTFIX] Replace `sqlContext` with `spark`.

Repository: spark Updated Branches: refs/heads/master a5f9fdbba -> e1576478b [SPARK-14933][HOTFIX] Replace `sqlContext` with `spark`. ## What changes were proposed in this pull request? This fixes compile errors. ## How was this patch tested? Pass the Jenkins tests. Author: Dongjoon Hyun

spark git commit: [SPARK-14933][HOTFIX] Replace `sqlContext` with `spark`.

Repository: spark Updated Branches: refs/heads/branch-2.0 0858a82c1 -> 403ba6513 [SPARK-14933][HOTFIX] Replace `sqlContext` with `spark`. ## What changes were proposed in this pull request? This fixes compile errors. ## How was this patch tested? Pass the Jenkins tests. Author: Dongjoon

spark git commit: [SPARK-15268][SQL] Make JavaTypeInference work with UDTRegistration

Repository: spark Updated Branches: refs/heads/branch-2.0 749c29bc0 -> 0858a82c1 [SPARK-15268][SQL] Make JavaTypeInference work with UDTRegistration ## What changes were proposed in this pull request? We have a private `UDTRegistration` API to register user defined type. Currently

spark git commit: [SPARK-14933][SQL] Failed to create view out of a parquet or orc table

Repository: spark Updated Branches: refs/heads/branch-2.0 3bd7a89bd -> 749c29bc0 [SPARK-14933][SQL] Failed to create view out of a parquet or orc table ## What changes were proposed in this pull request? Symptom If a table is created as parquet or ORC table with hive syntaxt DDL, such

spark git commit: [SPARK-14933][SQL] Failed to create view out of a parquet or orc table

Repository: spark Updated Branches: refs/heads/master d88afabdf -> 427c20dd6 [SPARK-14933][SQL] Failed to create view out of a parquet or orc table ## What changes were proposed in this pull request? Symptom If a table is created as parquet or ORC table with hive syntaxt DDL, such as

spark git commit: [SPARK-15150][EXAMPLE][DOC] Update LDA examples

Repository: spark Updated Branches: refs/heads/master fafc95af7 -> d88afabdf [SPARK-15150][EXAMPLE][DOC] Update LDA examples ## What changes were proposed in this pull request? 1,create a libsvm-type dataset for lda: `data/mllib/sample_lda_libsvm_data.txt` 2,add python example 3,directly read

spark git commit: [SPARK-15150][EXAMPLE][DOC] Update LDA examples

Repository: spark Updated Branches: refs/heads/branch-2.0 1753f6502 -> 3bd7a89bd [SPARK-15150][EXAMPLE][DOC] Update LDA examples ## What changes were proposed in this pull request? 1,create a libsvm-type dataset for lda: `data/mllib/sample_lda_libsvm_data.txt` 2,add python example 3,directly

spark git commit: [SPARK-15238] Clarify supported Python versions

Repository: spark Updated Branches: refs/heads/branch-2.0 1e7d8ba5d -> 1753f6502 [SPARK-15238] Clarify supported Python versions This PR: * Clarifies that Spark *does* support Python 3, starting with Python 3.4. Author: Nicholas Chammas Closes #13017 from

spark git commit: [SPARK-15238] Clarify supported Python versions

Repository: spark Updated Branches: refs/heads/master 33597810e -> fafc95af7 [SPARK-15238] Clarify supported Python versions This PR: * Clarifies that Spark *does* support Python 3, starting with Python 3.4. Author: Nicholas Chammas Closes #13017 from

spark git commit: [SPARK-14976][STREAMING] make StreamingContext.textFileStream support wildcard

Repository: spark Updated Branches: refs/heads/master 8beae5914 -> 33597810e [SPARK-14976][STREAMING] make StreamingContext.textFileStream support wildcard ## What changes were proposed in this pull request? make StreamingContext.textFileStream support wildcard like /home/user/*/file ## How

spark git commit: [SPARK-14976][STREAMING] make StreamingContext.textFileStream support wildcard

Repository: spark Updated Branches: refs/heads/branch-2.0 36f711dc6 -> 1e7d8ba5d [SPARK-14976][STREAMING] make StreamingContext.textFileStream support wildcard ## What changes were proposed in this pull request? make StreamingContext.textFileStream support wildcard like /home/user/*/file ##

spark git commit: [SPARK-14495][SQL][1.6] fix resolution failure of having clause with distinct aggregate function

Repository: spark Updated Branches: refs/heads/branch-1.6 1678bff7f -> d1654864a [SPARK-14495][SQL][1.6] fix resolution failure of having clause with distinct aggregate function Symptom: In the latest **branch 1.6**, when a `DISTINCT` aggregation function is used in the `HAVING`

spark git commit: [SPARK-15149][EXAMPLE][DOC] update kmeans example

Repository: spark Updated Branches: refs/heads/branch-2.0 73dd88939 -> 36f711dc6 [SPARK-15149][EXAMPLE][DOC] update kmeans example ## What changes were proposed in this pull request? Python example for ml.kmeans already exists, but not included in user guide. 1,small changes like:

spark git commit: [SPARK-15149][EXAMPLE][DOC] update kmeans example

Repository: spark Updated Branches: refs/heads/master cef73b563 -> 8beae5914 [SPARK-15149][EXAMPLE][DOC] update kmeans example ## What changes were proposed in this pull request? Python example for ml.kmeans already exists, but not included in user guide. 1,small changes like: `example_on`

spark git commit: [SPARK-14340][EXAMPLE][DOC] Update Examples and User Guide for ml.BisectingKMeans

Repository: spark Updated Branches: refs/heads/branch-2.0 bee2ddb39 -> 73dd88939 [SPARK-14340][EXAMPLE][DOC] Update Examples and User Guide for ml.BisectingKMeans ## What changes were proposed in this pull request? 1, add BisectingKMeans to ml-clustering.md 2, add the missing Scala

spark git commit: [SPARK-15141][EXAMPLE][DOC] Update OneVsRest Examples

Repository: spark Updated Branches: refs/heads/master 875ef7642 -> ad1a8466e [SPARK-15141][EXAMPLE][DOC] Update OneVsRest Examples ## What changes were proposed in this pull request? 1, Add python example for OneVsRest 2, remove args-parsing ## How was this patch tested? manual tests

spark git commit: [SPARK-15141][EXAMPLE][DOC] Update OneVsRest Examples

Repository: spark Updated Branches: refs/heads/branch-2.0 2d3c69a02 -> bee2ddb39 [SPARK-15141][EXAMPLE][DOC] Update OneVsRest Examples ## What changes were proposed in this pull request? 1, Add python example for OneVsRest 2, remove args-parsing ## How was this patch tested? manual tests

spark git commit: [SPARK-15231][SQL] Document the semantic of saveAsTable and insertInto and don't drop columns silently

Repository: spark Updated Branches: refs/heads/branch-2.0 a8637f4ac -> 2d3c69a02 [SPARK-15231][SQL] Document the semantic of saveAsTable and insertInto and don't drop columns silently ## What changes were proposed in this pull request? This PR adds documents about the different behaviors

spark git commit: [SPARK-15231][SQL] Document the semantic of saveAsTable and insertInto and don't drop columns silently

Repository: spark Updated Branches: refs/heads/master 007882c7e -> 875ef7642 [SPARK-15231][SQL] Document the semantic of saveAsTable and insertInto and don't drop columns silently ## What changes were proposed in this pull request? This PR adds documents about the different behaviors

spark git commit: [SPARK-15189][PYSPARK][DOCS] Update ml.evaluation PyDoc

Repository: spark Updated Branches: refs/heads/branch-2.0 ca5ce5365 -> a8637f4ac [SPARK-15189][PYSPARK][DOCS] Update ml.evaluation PyDoc ## What changes were proposed in this pull request? Fix doctest issue, short param description, and tag items as Experimental ## How was this patch

spark git commit: [SPARK-15189][PYSPARK][DOCS] Update ml.evaluation PyDoc

Repository: spark Updated Branches: refs/heads/master ba181c0c7 -> 007882c7e [SPARK-15189][PYSPARK][DOCS] Update ml.evaluation PyDoc ## What changes were proposed in this pull request? Fix doctest issue, short param description, and tag items as Experimental ## How was this patch tested?