
public class DataColumn.Companion

Nested Classes
Modifier and Type	Class	Description

Fields
Modifier and Type	Field	Description
`public final static DataColumn.Companion`	`INSTANCE`

Constructors
Constructor	Description

Enum Constants
Enum Constant	Description

Modifier and Type	Method	Description
`final <T extends Any> ValueColumn<T>`	`createValueColumn(String name, List<T> values, KType type, Boolean checkForNulls, T defaultValue)`
`final <T extends Any> ValueColumn<T>`	`createValueColumn(String name, List<T> values, Boolean checkForNulls)`
`final <T extends Any> ColumnGroup<T>`	`createColumnGroup(String name, DataFrame<T> df)`
`final <T extends Any> FrameColumn<T>`	`createFrameColumn(String name, DataFrame<T> df, Iterable<Integer> startIndices)`
`final <T extends Any> FrameColumn<T>`	`createFrameColumn(String name, List<DataFrame<T>> groups, Lazy<DataFrameSchema> schema)`
`final <T extends Any> DataColumn<T>`	`createWithTypeInference(String name, List<T> values, Boolean nullable)`
`final <T extends Any> DataColumn<T>`	`create(String name, List<T> values, KType type, Boolean checkForNulls)`
`final <T extends Any> DataColumn<T>`	`create(String name, List<T> values, Boolean checkForNulls)`
`final DataColumn<?>`	`empty()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

 final <T extends Any> ValueColumn<T> createValueColumn(String name, List<T> values, KType type, Boolean checkForNulls, T defaultValue)

 final <T extends Any> ValueColumn<T> createValueColumn(String name, List<T> values, Boolean checkForNulls)

 final <T extends Any> ColumnGroup<T> createColumnGroup(String name, DataFrame<T> df)

 final <T extends Any> FrameColumn<T> createFrameColumn(String name, DataFrame<T> df, Iterable<Integer> startIndices)

 final <T extends Any> FrameColumn<T> createFrameColumn(String name, List<DataFrame<T>> groups, Lazy<DataFrameSchema> schema)

 final <T extends Any> DataColumn<T> createWithTypeInference(String name, List<T> values, Boolean nullable)

 final <T extends Any> DataColumn<T> create(String name, List<T> values, KType type, Boolean checkForNulls)

 final <T extends Any> DataColumn<T> create(String name, List<T> values, Boolean checkForNulls)

Object DataColumn.Companion