Interface | Description |
---|---|
Row |
Represents one row of output from a relational operator.
|
Class | Description |
---|---|
Column |
:: Experimental ::
A column in a
DataFrame . |
ColumnName |
:: Experimental ::
A convenient class used for constructing schema.
|
DataFrame |
:: Experimental ::
A distributed collection of data organized into named columns.
|
DataFrameNaFunctions |
:: Experimental ::
Functionality for working with missing data in
DataFrame s. |
DataFrameReader |
:: Experimental ::
Interface used to load a
DataFrame from external storage systems (e.g. |
DataFrameStatFunctions |
:: Experimental ::
Statistic functions for
DataFrame s. |
DataFrameWriter |
:: Experimental ::
Interface used to write a
DataFrame to external storage systems (e.g. |
ExperimentalMethods |
:: Experimental ::
Holder for experimental methods for the bravest.
|
functions | |
GroupedData |
:: Experimental ::
A set of methods for aggregations on a
DataFrame , created by DataFrame.groupBy . |
RowFactory |
A factory class used to construct
Row objects. |
SQLContext |
The entry point for working with structured data (rows and columns) in Spark.
|
UDFRegistration |
Functions for registering user-defined functions.
|
UserDefinedFunction |
A user-defined function.
|
Enum | Description |
---|---|
SaveMode |
SaveMode is used to specify the expected behavior of saving a DataFrame to a data source.
|
Exception | Description |
---|---|
AnalysisException |
:: DeveloperApi ::
Thrown when a query fails to analyze, usually because the query itself is invalid.
|