org.verdictdb.core.scrambling

Class ScramblingPlan

java.lang.Object

org.verdictdb.core.scrambling.SimpleTreePlan

org.verdictdb.core.scrambling.ScramblingPlan

All Implemented Interfaces:

ExecutablePlan

public class ScramblingPlan
extends SimpleTreePlan

Execution plan for scrambling.

This plan consists of three nodes:

1. metadata retrieval node
2. statistics computation node
3. actual scramble table creation node

Those nodes should be provided by the ScramblingMethod instance

Author:

Yongjoo Park

Field Summary

Fields

Modifier and Type	Field and Description
static String	COLUMN_METADATA_KEY

Method Summary

Modifier and Type	Method and Description
static ScramblingPlan	create(String newSchemaName, String newTableName, String oldSchemaName, String oldTableName, ScramblingMethod method, Map<String,String> options) Limitations: Currently, this class only works for the databases that support "CREATE TABLE ...

Methods inherited from class org.verdictdb.core.scrambling.SimpleTreePlan

getNodeGroupIDs, getNodesInGroup, getReportingNode

Methods inherited from class java.lang.Object

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

Field Detail

COLUMN_METADATA_KEY

public static final String COLUMN_METADATA_KEY

See Also:

Constant Field Values

Method Detail

create

public static ScramblingPlan create(String newSchemaName,
                                    String newTableName,
                                    String oldSchemaName,
                                    String oldTableName,
                                    ScramblingMethod method,
                                    Map<String,String> options)

Limitations:
Currently, this class only works for the databases that support "CREATE TABLE ... PARTITION BY () SELECT". Also, this class does not inherit all properties of the original tables.

Parameters:

newSchemaName -

newTableName -

oldSchemaName -

oldTableName -

method -

options - Key-value map. It must contain the following keys: "blockColumnName", "tierColumnName", "blockCount" (optional)

Returns: