core/org.jetbrains.kotlinx.dataframe.aggregation/Aggregatable

Aggregatable

interface Aggregatable<out T>

An interface for aggregatable dataframe-like structures.

Inheritors

AggregatableInternal

Functions

internal fun <T> Aggregatable<T>.internal(): AggregatableInternal<T>

intraComparableColumns

internal fun <T> Aggregatable<T>.intraComparableColumns(): ColumnsSelector<T, Comparable<Any>?>

Emulates selecting all columns whose values are mutually comparable to each other. These are columns of type R where R : Comparable<R>.

internal fun <T> Aggregatable<T>.numberColumns(): ColumnsSelector<T, Number?>

primitiveOrMixedNumberColumns

internal fun <T> Aggregatable<T>.primitiveOrMixedNumberColumns(): ColumnsSelector<T, Number?>

remainingColumns

internal inline fun <T> Aggregatable<T>.remainingColumns(crossinline predicate: (AnyCol) -> Boolean): ColumnsSelector<T, Any?>

remainingColumnsSelector

internal fun <T> Aggregatable<T>.remainingColumnsSelector(): ColumnsSelector<*, *>