Package io.deephaven.parquet.table.metadata

Class GroupingColumnInfo

java.lang.Object

io.deephaven.parquet.table.metadata.GroupingColumnInfo

@Immutable
public abstract class GroupingColumnInfo
extends Object

Representation class for grouping column information stored in key-value metadata for Deephaven-written Parquet files.

Constructor Summary

Constructors

Constructor	Description
GroupingColumnInfo()

Method Summary

Modifier and Type	Method	Description
abstract String	columnName()
abstract String	groupingTablePath()
static GroupingColumnInfo	of(String columnName, String groupingTablePath)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

GroupingColumnInfo

public GroupingColumnInfo()

Method Details

columnName

@Parameter
public abstract String columnName()

Returns:

The column name

groupingTablePath

@Parameter
public abstract String groupingTablePath()

Returns:

The relative path name for the column's grouping sidecar table

of

public static GroupingColumnInfo of(String columnName,
 String groupingTablePath)