org.apache.cassandra.db

Class SinglePartitionNamesCommand

java.lang.Object

org.apache.cassandra.db.ReadCommand

org.apache.cassandra.db.SinglePartitionReadCommand<ClusteringIndexNamesFilter>

org.apache.cassandra.db.SinglePartitionNamesCommand

All Implemented Interfaces:

ReadQuery

public class SinglePartitionNamesCommand
extends SinglePartitionReadCommand<ClusteringIndexNamesFilter>

General interface for storage-engine read queries.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.cassandra.db.SinglePartitionReadCommand

SinglePartitionReadCommand.Group

Nested classes/interfaces inherited from class org.apache.cassandra.db.ReadCommand

ReadCommand.Kind, ReadCommand.SelectionDeserializer

Field Summary

Fields inherited from class org.apache.cassandra.db.SinglePartitionReadCommand

selectionDeserializer

Fields inherited from class org.apache.cassandra.db.ReadCommand

index, legacyPagedRangeCommandSerializer, legacyRangeSliceCommandSerializer, legacyReadCommandSerializer, logger, rangeSliceSerializer, serializer

Fields inherited from interface org.apache.cassandra.db.ReadQuery

EMPTY

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	SinglePartitionNamesCommand(boolean isDigest, int digestVersion, boolean isForThrift, CFMetaData metadata, int nowInSec, ColumnFilter columnFilter, RowFilter rowFilter, DataLimits limits, DecoratedKey partitionKey, ClusteringIndexNamesFilter clusteringIndexFilter)
	SinglePartitionNamesCommand(CFMetaData metadata, int nowInSec, ColumnFilter columnFilter, RowFilter rowFilter, DataLimits limits, java.nio.ByteBuffer key, ClusteringIndexNamesFilter clusteringIndexFilter)
	SinglePartitionNamesCommand(CFMetaData metadata, int nowInSec, ColumnFilter columnFilter, RowFilter rowFilter, DataLimits limits, DecoratedKey partitionKey, ClusteringIndexNamesFilter clusteringIndexFilter)

Method Summary

Modifier and Type	Method and Description
SinglePartitionNamesCommand	copy() Returns a copy of this command.
protected int	oldestUnrepairedTombstone()
protected UnfilteredRowIterator	queryMemtableAndDiskInternal(ColumnFamilyStore cfs, boolean copyOnHeap)

Methods inherited from class org.apache.cassandra.db.SinglePartitionReadCommand

appendCQLWhereClause, clusteringIndexFilter, clusteringIndexFilter, create, create, create, createMessage, execute, forPaging, fullPartitionRead, fullPartitionRead, getPager, getTimeout, partitionKey, queryMemtableAndDisk, queryStorage, recordLatency, selectionSerializedSize, selectsClustering, selectsKey, serializeSelection, toString

Methods inherited from class org.apache.cassandra.db.ReadCommand

columnFilter, createResponse, digestVersion, executeInternal, executeLocally, getIndex, indexSerializedSize, isDigestQuery, isForThrift, limits, metadata, nowInSec, rowFilter, setDigestVersion, setIsDigestQuery, startOrderGroup, toCQLString, withoutPurgeableTombstones

Methods inherited from class java.lang.Object

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

Constructor Detail

SinglePartitionNamesCommand

protected SinglePartitionNamesCommand(boolean isDigest,
                                      int digestVersion,
                                      boolean isForThrift,
                                      CFMetaData metadata,
                                      int nowInSec,
                                      ColumnFilter columnFilter,
                                      RowFilter rowFilter,
                                      DataLimits limits,
                                      DecoratedKey partitionKey,
                                      ClusteringIndexNamesFilter clusteringIndexFilter)

SinglePartitionNamesCommand

public SinglePartitionNamesCommand(CFMetaData metadata,
                                   int nowInSec,
                                   ColumnFilter columnFilter,
                                   RowFilter rowFilter,
                                   DataLimits limits,
                                   DecoratedKey partitionKey,
                                   ClusteringIndexNamesFilter clusteringIndexFilter)

SinglePartitionNamesCommand

public SinglePartitionNamesCommand(CFMetaData metadata,
                                   int nowInSec,
                                   ColumnFilter columnFilter,
                                   RowFilter rowFilter,
                                   DataLimits limits,
                                   java.nio.ByteBuffer key,
                                   ClusteringIndexNamesFilter clusteringIndexFilter)

Method Detail

copy

public SinglePartitionNamesCommand copy()

Description copied from class: ReadCommand

Returns a copy of this command.

Specified by:

copy in class ReadCommand

Returns:

a copy of this command.

oldestUnrepairedTombstone

protected int oldestUnrepairedTombstone()

Specified by:

oldestUnrepairedTombstone in class ReadCommand

queryMemtableAndDiskInternal

protected UnfilteredRowIterator queryMemtableAndDiskInternal(ColumnFamilyStore cfs,
                                                             boolean copyOnHeap)

Specified by:

queryMemtableAndDiskInternal in class SinglePartitionReadCommand<ClusteringIndexNamesFilter>