public class Selection extends Object
| 限定符和类型 | 类 | 说明 |
|---|---|---|
static class |
Selection.DropNaPredicate<V> |
| 构造器 | 说明 |
|---|---|
Selection() |
| 限定符和类型 | 方法 | 说明 |
|---|---|---|
static <V> SparseBitSet |
select(DataFrame df,
Predicate<V> predicate) |
|
static <V> BlockManager<V> |
select(BlockManager<V> blocks,
SparseBitSet selected) |
|
static <V> BlockManager<V> |
select(BlockManager<V> blocks,
SparseBitSet rows,
SparseBitSet cols) |
|
static Index |
select(Index index,
SparseBitSet selected) |
|
static <V> SparseBitSet[] |
slice(DataFrame df,
Integer rowStart,
Integer rowEnd,
Integer colStart,
Integer colEnd) |
public static <V> SparseBitSet select(DataFrame df, Predicate<V> predicate)
public static Index select(Index index, SparseBitSet selected)
public static <V> BlockManager<V> select(BlockManager<V> blocks, SparseBitSet selected)
public static <V> BlockManager<V> select(BlockManager<V> blocks, SparseBitSet rows, SparseBitSet cols)
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