org.apache.hudi.internal.schema.action

Class TableChanges.ColumnAddChange

java.lang.Object

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

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

All Implemented Interfaces:

TableChange

Enclosing class:

TableChanges

public static class TableChanges.ColumnAddChange
extends TableChange.BaseColumnChange

Deal with add 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

id2parent, internalSchema, positionChangeMap

Method Summary

Modifier and Type	Method and Description
TableChanges.ColumnAddChange	addColumns(String parent, String name, Type type, String doc)
TableChanges.ColumnAddChange	addColumns(String name, Type type, String doc)
Type	applyAdd(Types.Field orignalField, Type type)
TableChange.ColumnChangeID	columnChangeId()
protected Integer	findIdByFullName(String fullName) Abstract method.
static TableChanges.ColumnAddChange	get(InternalSchema internalSchema)
Map<String,Integer>	getFullColName2Id()
Map<Integer,ArrayList<Types.Field>>	getParentId2AddCols()
Map<Integer,ArrayList<TableChange.ColumnPositionChange>>	getPositionChangeMap()
boolean	withPositionChange()

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

addPositionChange, 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

get

public static TableChanges.ColumnAddChange get(InternalSchema internalSchema)

applyAdd

public Type applyAdd(Types.Field orignalField,
                     Type type)

addColumns

public TableChanges.ColumnAddChange addColumns(String name,
                                               Type type,
                                               String doc)

addColumns

public TableChanges.ColumnAddChange addColumns(String parent,
                                               String name,
                                               Type type,
                                               String doc)

getParentId2AddCols

public Map<Integer,ArrayList<Types.Field>> getParentId2AddCols()

getPositionChangeMap

public Map<Integer,ArrayList<TableChange.ColumnPositionChange>> getPositionChangeMap()

getFullColName2Id

public Map<String,Integer> getFullColName2Id()

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

columnChangeId

public TableChange.ColumnChangeID columnChangeId()

withPositionChange

public boolean withPositionChange()

Specified by:

withPositionChange in interface TableChange

Overrides:

withPositionChange in class TableChange.BaseColumnChange