org.verdictdb.core.querying

Class ProjectionNode

java.lang.Object

org.verdictdb.core.querying.ExecutableNodeBase

org.verdictdb.core.querying.QueryNodeBase

org.verdictdb.core.querying.QueryNodeWithPlaceHolders

org.verdictdb.core.querying.CreateTableAsSelectNode

org.verdictdb.core.querying.ProjectionNode

All Implemented Interfaces:

Serializable, ExecutableNode

Direct Known Subclasses:

AsyncAggExecutionNode

public class ProjectionNode
extends CreateTableAsSelectNode

See Also:

Serialized Form

Field Summary

Fields inherited from class org.verdictdb.core.querying.QueryNodeBase

selectQuery

Constructor Summary

Constructors

Constructor and Description
ProjectionNode(IdCreator namer, SelectQuery query)

Method Summary

Modifier and Type	Method and Description
static ProjectionNode	create(IdCreator namer, SelectQuery query)
SqlConvertible	createQuery(List<ExecutionInfoToken> tokens) Creates a query that should be run.
ExecutionInfoToken	createToken(DbmsQueryResult result)
ExecutableNodeBase	deepcopy()

Methods inherited from class org.verdictdb.core.querying.CreateTableAsSelectNode

addPartitionColumn, getNamer, setNamer

Methods inherited from class org.verdictdb.core.querying.QueryNodeWithPlaceHolders

copyFields, createPlaceHolderTable, getPlaceholderTables, getPlaceholderTablesinFilter

Methods inherited from class org.verdictdb.core.querying.QueryNodeBase

copyFields, equals, getSelectQuery, setSelectQuery

Methods inherited from class org.verdictdb.core.querying.ExecutableNodeBase

cancelSubscriptionsFromAllSubscribers, cancelSubscriptionTo, copyFields, create, createSubscriptionTicket, getAggMeta, getChannelForSource, getDependentNodeCount, getExecutableNodeBaseDependent, getExecutableNodeBaseDependents, getExecutableNodeBaseParents, getGroupId, getMethodsToInvokeOnConnection, getNotified, getSourceQueues, getSources, getSourcesAndChannels, getSubscribers, hashCode, print, registerSubscriber, setAggMeta, subscribeTo, subscribeTo, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ProjectionNode

public ProjectionNode(IdCreator namer,
                      SelectQuery query)

Method Detail

create

public static ProjectionNode create(IdCreator namer,
                                    SelectQuery query)

createQuery

public SqlConvertible createQuery(List<ExecutionInfoToken> tokens)
                           throws VerdictDBException

Description copied from interface: ExecutableNode

Creates a query that should be run. Its result will be handed to createToken().

Specified by:

createQuery in interface ExecutableNode

Overrides:

createQuery in class CreateTableAsSelectNode

Returns:

Throws:

VerdictDBException

createToken

public ExecutionInfoToken createToken(DbmsQueryResult result)

Specified by:

createToken in interface ExecutableNode

Overrides:

createToken in class CreateTableAsSelectNode

deepcopy

public ExecutableNodeBase deepcopy()

Overrides:

deepcopy in class CreateTableAsSelectNode