org.verdictdb.core.querying

Class QueryExecutionPlan

java.lang.Object

org.verdictdb.core.querying.QueryExecutionPlan

All Implemented Interfaces:

Serializable, ExecutablePlan, IdCreator

Direct Known Subclasses:

AsyncQueryExecutionPlan

public class QueryExecutionPlan
extends Object
implements ExecutablePlan, IdCreator, Serializable

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected IdCreator	idCreator
protected ExecutableNodeBase	root
protected ScrambleMetaSet	scrambleMeta

Constructor Summary

Constructors

Constructor and Description
QueryExecutionPlan()
QueryExecutionPlan(String scratchpadSchemaName)
QueryExecutionPlan(String scratchpadSchemaName, ScrambleMetaSet scrambleMeta)

Method Summary

Modifier and Type	Method and Description
void	cleanUp()
QueryExecutionPlan	deepcopy()
String	generateAliasName()
org.apache.commons.lang3.tuple.Pair<String,String>	generateTempTableName()
List<ExecutableNode>	getAllNodes()
Set<Integer>	getNodeGroupIDs()
List<ExecutableNode>	getNodesInGroup(int groupId)
ExecutableNode	getReportingNode()
ExecutableNodeBase	getRoot()
ExecutableNodeBase	getRootNode()
ScrambleMetaSet	getScrambleMeta()
String	getScratchpadSchemaName()
int	getSerialNumber()
void	setRootNode(ExecutableNodeBase root)
void	setScrambleMeta(ScrambleMetaSet scrambleMeta)
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

scrambleMeta

protected ScrambleMetaSet scrambleMeta

root

protected ExecutableNodeBase root

idCreator

protected IdCreator idCreator

Constructor Detail

QueryExecutionPlan

public QueryExecutionPlan()

QueryExecutionPlan

public QueryExecutionPlan(String scratchpadSchemaName)

QueryExecutionPlan

public QueryExecutionPlan(String scratchpadSchemaName,
                          ScrambleMetaSet scrambleMeta)

Method Detail

getSerialNumber

public int getSerialNumber()

Parameters:

query - A well-formed select query object

Throws:

VerdictDBValueException

VerdictDBException

getScrambleMeta

public ScrambleMetaSet getScrambleMeta()

setScrambleMeta

public void setScrambleMeta(ScrambleMetaSet scrambleMeta)

getScratchpadSchemaName

public String getScratchpadSchemaName()

getRootNode

public ExecutableNodeBase getRootNode()

setRootNode

public void setRootNode(ExecutableNodeBase root)

cleanUp

public void cleanUp()

toString

public String toString()

Overrides:

toString in class Object

getRoot

public ExecutableNodeBase getRoot()

getNodeGroupIDs

public Set<Integer> getNodeGroupIDs()

Specified by:

getNodeGroupIDs in interface ExecutablePlan

getNodesInGroup

public List<ExecutableNode> getNodesInGroup(int groupId)

Specified by:

getNodesInGroup in interface ExecutablePlan

getAllNodes

public List<ExecutableNode> getAllNodes()

getReportingNode

public ExecutableNode getReportingNode()

Specified by:

getReportingNode in interface ExecutablePlan

generateAliasName

public String generateAliasName()

Specified by:

generateAliasName in interface IdCreator

generateTempTableName

public org.apache.commons.lang3.tuple.Pair<String,String> generateTempTableName()

Specified by:

generateTempTableName in interface IdCreator

deepcopy

public QueryExecutionPlan deepcopy()