GroupColumnIO (Apache Parquet Column 1.13.1 API)

java.lang.Object
- org.apache.parquet.io.ColumnIO
- - org.apache.parquet.io.GroupColumnIO

Direct Known Subclasses:

MessageColumnIO
```
public class GroupColumnIO
extends ColumnIO
```
Group level of the IO structure

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`ColumnIO`	`getChild(int fieldIndex)`
`ColumnIO`	`getChild(String name)`
`int`	`getChildrenCount()`

Methods inherited from class org.apache.parquet.io.ColumnIO
getDefinitionLevel, getFieldPath, getFieldPath, getIndex, getIndexFieldPath, getIndexFieldPath, getName, getParent, getRepetitionLevel, getType, toString

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

Method Detail

getChild

public ColumnIO getChild(String name)

getChild

public ColumnIO getChild(int fieldIndex)

getChildrenCount
```
public int getChildrenCount()
```