U
SingularValueDecomposition
UDF0
java
UDF1
java
UDF10
java
UDF11
java
UDF12
java
UDF13
java
UDF14
java
UDF15
java
UDF16
java
UDF17
java
UDF18
java
UDF19
java
UDF2
java
UDF20
java
UDF21
java
UDF22
java
UDF3
java
UDF4
java
UDF5
java
UDF6
java
UDF7
java
UDF8
java
UDF9
java
UDFRegistration
sql
USER_DEFAULT
DecimalType
UnaryTransformer
ml
UniformGenerator
random
UnionRDD
rdd
UnknownReason
spark
UnrecognizedBlockId
storage
Unresolved
AttributeType
UnresolvedAttribute
attribute
Updater
optimization
UserDefinedAggregateFunction
expressions
UserDefinedFunction
expressions
udf
SQLContext SparkSession functions
udt
SQLUserDefinedType
uiWebUrl
SparkContext
uid
Pipeline PipelineModel DecisionTreeClassificationModel DecisionTreeClassifier GBTClassificationModel GBTClassifier LinearSVC LinearSVCModel LogisticRegression LogisticRegressionModel MultilayerPerceptronClassificationModel MultilayerPerceptronClassifier NaiveBayes NaiveBayesModel OneVsRest OneVsRestModel RandomForestClassificationModel RandomForestClassifier BisectingKMeans BisectingKMeansModel GaussianMixture GaussianMixtureModel KMeans KMeansModel LDA LDAModel PowerIterationClustering BinaryClassificationEvaluator ClusteringEvaluator MulticlassClassificationEvaluator RegressionEvaluator Binarizer BucketedRandomProjectionLSH BucketedRandomProjectionLSHModel Bucketizer ChiSqSelector ChiSqSelectorModel CountVectorizer CountVectorizerModel DCT ElementwiseProduct FeatureHasher HashingTF IDF IDFModel Imputer ImputerModel IndexToString Interaction MaxAbsScaler MaxAbsScalerModel MinHashLSH MinHashLSHModel MinMaxScaler MinMaxScalerModel NGram Normalizer OneHotEncoder OneHotEncoderEstimator OneHotEncoderModel PCA PCAModel PolynomialExpansion QuantileDiscretizer RFormula RFormulaModel RegexTokenizer SQLTransformer StandardScaler StandardScalerModel StopWordsRemover StringIndexer StringIndexerModel Tokenizer VectorAssembler VectorIndexer VectorIndexerModel VectorSizeHint VectorSlicer Word2Vec Word2VecModel FPGrowth FPGrowthModel PrefixSpan ALS ALSModel AFTSurvivalRegression AFTSurvivalRegressionModel DecisionTreeRegressionModel DecisionTreeRegressor GBTRegressionModel GBTRegressor GeneralizedLinearRegression GeneralizedLinearRegressionModel IsotonicRegression IsotonicRegressionModel LinearRegression LinearRegressionModel RandomForestRegressionModel RandomForestRegressor CrossValidator CrossValidatorModel TrainValidationSplit TrainValidationSplitModel Identifiable
unapply
EdgeContext DenseVector SparseVector DenseVector SparseVector AtomicType DecimalType
unapplySeq
Row
unary_!
Column
unary_-
Column Decimal
unbase64
functions
unboundedFollowing
Window functions
unboundedPreceding
Window functions
uncacheTable
SQLContext Catalog
undefinedImageType
ImageSchema
underlyingSplit
SplitInfo
unhandledFilters
BaseRelation
unhex
functions
uniformJavaRDD
RandomRDDs
uniformJavaVectorRDD
RandomRDDs
uniformRDD
RandomRDDs
uniformVectorRDD
RandomRDDs
union
SparkContext JavaDoubleRDD JavaPairRDD JavaRDD JavaSparkContext RDD Dataset StreamingContext JavaDStream JavaPairDStream JavaStreamingContext DStream
unionAll
Dataset
unionByName
Dataset
uniqueId
StreamBlockId
unix_timestamp
functions
unpersist
JavaDoubleRDD JavaPairRDD JavaRDD Broadcast Graph EdgeRDDImpl GraphImpl VertexRDDImpl BinaryClassificationMetrics RDD Dataset
unpersistVertices
Graph GraphImpl
unregister
ExecutionListenerManager
unregisterDialect
JdbcDialects
unset
TaskContext RuntimeConfig
until
Time
update
StreamingKMeansModel AccumulableInfo MutableAggregationBuffer UserDefinedAggregateFunction GroupState ColumnarArray ColumnarRow AccumulableInfo State MutablePair
updatePredictionError
GradientBoostedTreesModel
updateStateByKey
JavaPairDStream PairDStreamFunctions
upper
functions
useCommitCoordinator
DataSourceWriter
useDisk
StorageLevel
useMemory
StorageLevel
useNodeIdCache
Strategy
useOffHeap
StorageLevel
usedOffHeapStorageMemory
SparkExecutorInfo MemoryMetrics
usedOnHeapStorageMemory
SparkExecutorInfo MemoryMetrics
user
Rating Rating
userClass
VectorUDT
userFactors
ALSModel
userFeatures
MatrixFactorizationModel
util
graphx ml mllib sql streaming spark