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SPARK-18038
Move output partitioning definition from UnaryNodeExec to its children
SPARK-17736
Update R README for rmarkdown, pandoc
Log INFO per task launch creates a large driver logSPARK-17862
Feature flag SPARK-16980SPARK-17880
The url linking to `AccumulatorV2` in the document is incorrect.
Bump Hadoop 2.7 version from 2.7.2 to 2.7.3
HadoopRDD NPE at DEBUG log level when getLocationInfo == null
Use HTML Relative Links to Access UI Behind Gateways- SPARK-18705
Docs for one-pass solver for linear regression with L1 and elastic-net penalties
Document scalable partition handling feature in the programming guide
check database existence with Hive.databaseExists instead of getDatabase
SQLContext.tableNames should not call Catalog.listTables
QueryExecution should not catch Throwable
Do not push down filters for LEFT ANTI JOIN
DROP TABLE IF EXISTS should not warn for non-existing tables- SPARK-18633
Add multiclass logistic regression summary python example and document
Update the value of "spark.ui.port" after application started in cluster mode.
Clean up HDFSMetadataLog API for better testing
SparkR does not support options in other types consistently other APIs
TaskSchedulerImpl.resourceOffers should take an IndexedSeq, not a Seq
ChiSqSelector FPR PR cleanups
Getting "java.lang.RuntimeException: Distinct columns cannot exist in Aggregate "
Add existence checks to user facing catalog
SparseVector __getitem__ should follow __getitem__ contract
Make sure examples in all language bindings are consistent
Improve `Union/Intersect/Except` error messages on incompatible types
Clean-up OffsetWindowFrame
Use for/foreach rather than map for Unit expressions whose side effects are required
Extra space in WindowSpecDefinition SQL representationSPARK-17320
Spark Mesos module not building on PRs
TaskSetManager.abortIfCompletelyBlacklisted is a perf. hotspot in scheduler benchmark
Don't build PRs with -Pyarn unless YARN code changed
KMeans speedup with better choice of k-means|| init steps = 2
PeriodicGraphCheckpointer did not persist edges as expected in some casesSPARK-17456
Utility for parsing Spark versions
Reference an ASF page as the main place to find third-party packages
Support BigDecimal literal parsing
Hadoop 2.7 profile to depend on Hadoop 2.7.3
Invalid aggregate functions like MAX(COUNT(*)) are not captured by CheckAnalysis
Improve nullability inference for Aggregator
De-duplicate partition value appending logic in various buildReader() implementations
SPARK-16307
Improve testing for DecisionTree variances
Empty DataFrame created with spark.read.csv() does not respect user specified schema
Support importing and exporting event logs from HistoryServer web portal
Propose to print Scala version in "spark-submit --version" command
Literal.sql does not properly convert NaN and Infinity literals
Allow to set sparkr shell command through --conf
Fix StreamingQueryListener to return message and stacktrace of actual exception
Fix bound checking for SparseVector
FileSourceScanExec to extract `outputOrdering` information