org.apache.hudi.internal.schema.action

Class TableChanges.ColumnDeleteChange

java.lang.Object

org.apache.hudi.internal.schema.action.TableChange.BaseColumnChange

org.apache.hudi.internal.schema.action.TableChanges.ColumnDeleteChange

All Implemented Interfaces:

TableChange

Enclosing class:

TableChanges

public static class TableChanges.ColumnDeleteChange
extends TableChange.BaseColumnChange

Deal with delete columns changes for table.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.hudi.internal.schema.action.TableChange

TableChange.BaseColumnChange, TableChange.ColumnChangeID, TableChange.ColumnPositionChange

Field Summary

Fields inherited from class org.apache.hudi.internal.schema.action.TableChange.BaseColumnChange

caseSensitive, id2parent, internalSchema, positionChangeMap

Method Summary

Modifier and Type	Method and Description
TableChange.BaseColumnChange	addPositionChange(String srcId, String dsrId, String orderType)
Type	applyDelete(int id, Type type)
TableChange.ColumnChangeID	columnChangeId()
TableChanges.ColumnDeleteChange	deleteColumn(String name)
protected Integer	findIdByFullName(String fullName) Abstract method.
static TableChanges.ColumnDeleteChange	get(InternalSchema schema)
Set<Integer>	getDeletes()
boolean	withPositionChange()

Methods inherited from class org.apache.hudi.internal.schema.action.TableChange.BaseColumnChange

addPositionChange, checkColModifyIsLegal

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hudi.internal.schema.action.TableChange

fromValue

Method Detail

columnChangeId

public TableChange.ColumnChangeID columnChangeId()

get

public static TableChanges.ColumnDeleteChange get(InternalSchema schema)

withPositionChange

public boolean withPositionChange()

Specified by:

withPositionChange in interface TableChange

Overrides:

withPositionChange in class TableChange.BaseColumnChange

addPositionChange

public TableChange.BaseColumnChange addPositionChange(String srcId,
                                                      String dsrId,
                                                      String orderType)

Overrides:

addPositionChange in class TableChange.BaseColumnChange

deleteColumn

public TableChanges.ColumnDeleteChange deleteColumn(String name)

applyDelete

public Type applyDelete(int id,
                        Type type)

getDeletes

public Set<Integer> getDeletes()

findIdByFullName

protected Integer findIdByFullName(String fullName)

Description copied from class: TableChange.BaseColumnChange

Abstract method. give a column fullName and return the field id

Specified by:

findIdByFullName in class TableChange.BaseColumnChange

Parameters:

fullName - column fullName

Returns:

field id of current column