org.apache.hudi.internal.schema.action

Class TableChangesHelper

java.lang.Object

org.apache.hudi.internal.schema.action.TableChangesHelper

public class TableChangesHelper
extends Object

Helper class to support Table schema changes.

Constructor Summary

Constructors

Constructor and Description
TableChangesHelper()

Method Summary

Modifier and Type	Method and Description
static List<Types.Field>	applyAddChange2Fields(List<Types.Field> fields, ArrayList<Types.Field> adds, ArrayList<TableChange.ColumnPositionChange> pchanges) Apply add operation and column position change operation.
static String	getLeafName(String fullColName)
static String	getParentName(String fullColName)

Methods inherited from class java.lang.Object

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

Constructor Detail

TableChangesHelper

public TableChangesHelper()

Method Detail

applyAddChange2Fields

public static List<Types.Field> applyAddChange2Fields(List<Types.Field> fields,
                                                      ArrayList<Types.Field> adds,
                                                      ArrayList<TableChange.ColumnPositionChange> pchanges)

Apply add operation and column position change operation.

Parameters:

fields - origin column fields.

adds - column fields to be added.

pchanges - a wrapper class hold all the position change operations.

Returns:

column fields after adjusting the position.

getParentName

public static String getParentName(String fullColName)

getLeafName

public static String getLeafName(String fullColName)