All Implemented Interfaces:: org.jetbrains.kotlinx.dataframe.ColumnsContainer , org.jetbrains.kotlinx.dataframe.aggregation.Aggregatable


public interface DataFrame<T extends Object>
 implements Aggregatable<T>, ColumnsContainer<T>

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`public class`	`DataFrame.Companion`

Field Summary

Fields
Modifier and Type	Field	Description

Constructor Summary

Constructors
Constructor	Description

Enum Constant Summary

Enum Constants
Enum Constant	Description

Method Summary

Modifier and Type	Method	Description
`abstract List<DataColumn<?>>`	`columns()`
`abstract List<String>`	`columnNames()`
`abstract Integer`	`ncol()`
`IntRange`	`indices()`
`abstract <C extends Any> Sequence<C>`	`values(Boolean byRow, Function2<ColumnsSelectionDsl<T>, ColumnsSelectionDsl<T>, ColumnSet<C>> columns)`
`Sequence<Object>`	`values(Boolean byRow)`
`<C extends Any> Sequence<C>`	`valuesNotNull(Boolean byRow, Function2<ColumnsSelectionDsl<T>, ColumnsSelectionDsl<T>, ColumnSet<C>> columns)`
`Sequence<Object>`	`valuesNotNull(Boolean byRow)`
`<C extends Any> List<DataColumn<C>>`	`get(Function2<ColumnsSelectionDsl<T>, ColumnsSelectionDsl<T>, ColumnSet<C>> columns)`
`DataFrame<T>`	`get(Iterable<Integer> indices)`
`DataFrame<T>`	`get(IntRange range)`
`DataFrame<T>`	`get(IntRange ranges)`
`DataFrame<T>`	`get(ClosedRange<String> columnRange)`
`DataFrame<T>`	`get(Integer firstIndex, Integer otherIndices)`
`DataFrame<T>`	`get(ColumnReference<?> first, ColumnReference<?> other)`
`DataFrame<T>`	`get(String first, String other)`
`DataRow<T>`	`get(Integer index)`
`DataFrame<T>`	`plus(DataColumn<?> col)`
`DataFrame<T>`	`plus(Iterable<DataColumn<?>> cols)`
`abstract Integer`	`getColumnIndex(String name)`
`<R extends Any> ColumnWithPath<R>`	`resolve(ColumnReference<R> reference)`
`ColumnGroup<?>`	`asColumnGroup()`
`Iterator<DataRow<T>>`	`iterator()`
`abstract <R extends Any> DataRow<T>`	`aggregate(Function2<AggregateGroupedDsl<T>, AggregateGroupedDsl<T>, R> body)`
`abstract Integer`	`nrow()`
`abstract Iterable<DataRow<T>>`	`rows()`
`abstract Iterable<DataRow<T>>`	`rowsReversed()`

Methods inherited from class org.jetbrains.kotlinx.dataframe.DataFrame
get, get, get, get, get, get, get, get, get, getColumnOrNull, getColumnOrNull, getColumnOrNull, getColumnOrNull, getColumnOrNull
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Method Detail

columns
```
 abstract List<DataColumn<?>> columns()
```

columnNames
```
 abstract List<String> columnNames()
```

ncol
```
 abstract Integer ncol()
```

indices
```
 IntRange indices()
```

values

 abstract <C extends Any> Sequence<C> values(Boolean byRow, Function2<ColumnsSelectionDsl<T>, ColumnsSelectionDsl<T>, ColumnSet<C>> columns)

values

 Sequence<Object> values(Boolean byRow)

valuesNotNull

 <C extends Any> Sequence<C> valuesNotNull(Boolean byRow, Function2<ColumnsSelectionDsl<T>, ColumnsSelectionDsl<T>, ColumnSet<C>> columns)

valuesNotNull

 Sequence<Object> valuesNotNull(Boolean byRow)

get

 <C extends Any> List<DataColumn<C>> get(Function2<ColumnsSelectionDsl<T>, ColumnsSelectionDsl<T>, ColumnSet<C>> columns)

get

 DataFrame<T> get(Iterable<Integer> indices)

get
```
 DataFrame<T> get(IntRange range)
```

get
```
 DataFrame<T> get(IntRange ranges)
```

get

 DataFrame<T> get(ClosedRange<String> columnRange)

get

 DataFrame<T> get(Integer firstIndex, Integer otherIndices)

get

 DataFrame<T> get(ColumnReference<?> first, ColumnReference<?> other)

get

 DataFrame<T> get(String first, String other)

get
```
 DataRow<T> get(Integer index)
```

plus
```
 DataFrame<T> plus(DataColumn<?> col)
```

plus

 DataFrame<T> plus(Iterable<DataColumn<?>> cols)

getColumnIndex

 abstract Integer getColumnIndex(String name)

resolve

 <R extends Any> ColumnWithPath<R> resolve(ColumnReference<R> reference)

asColumnGroup
```
 ColumnGroup<?> asColumnGroup()
```

iterator
```
 Iterator<DataRow<T>> iterator()
```

aggregate

 abstract <R extends Any> DataRow<T> aggregate(Function2<AggregateGroupedDsl<T>, AggregateGroupedDsl<T>, R> body)

nrow
```
 abstract Integer nrow()
```

rows
```
 abstract Iterable<DataRow<T>> rows()
```

rowsReversed

 abstract Iterable<DataRow<T>> rowsReversed()

Interface DataFrame

Nested Class Summary

Field Summary

Constructor Summary

Enum Constant Summary

Method Summary

Methods inherited from class org.jetbrains.kotlinx.dataframe.DataFrame

Methods inherited from class java.lang.Object

Constructor Detail

Method Detail

columns

columnNames

ncol

indices

values

values

valuesNotNull

valuesNotNull

get

get

get

get

get

get

get

get

get

plus

plus

getColumnIndex

resolve

asColumnGroup

iterator

aggregate

nrow

rows

rowsReversed