Package org.apache.cassandra.db.memtable

Class AbstractShardedMemtable

java.lang.Object

org.apache.cassandra.db.memtable.AbstractMemtable

org.apache.cassandra.db.memtable.AbstractMemtableWithCommitlog

org.apache.cassandra.db.memtable.AbstractAllocatorMemtable

org.apache.cassandra.db.memtable.AbstractShardedMemtable

All Implemented Interfaces:

Comparable<Memtable>, CellSourceIdentifier, Memtable, UnfilteredSource

Direct Known Subclasses:

ShardedSkipListMemtable, TrieMemtable

public abstract class AbstractShardedMemtable
extends AbstractAllocatorMemtable

Nested Class Summary

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

AbstractMemtable.AbstractFlushablePartitionSet<P extends Partition>, AbstractMemtable.ColumnsCollector, AbstractMemtable.StatsCollector

Nested classes/interfaces inherited from interface org.apache.cassandra.db.memtable.Memtable

Memtable.Factory, Memtable.FlushablePartitionSet<P extends Partition>, Memtable.LastCommitLogPosition, Memtable.MemoryUsage, Memtable.Owner

Field Summary

Fields

Modifier and Type	Field	Description
protected final ShardBoundaries	boundaries
static final String	SHARDED_MEMTABLE_CONFIG_OBJECT_NAME
static final String	SHARDS_OPTION

Fields inherited from class org.apache.cassandra.db.memtable.AbstractAllocatorMemtable

allocator, initialComparator, initialFactory, MEMORY_POOL, owner

Fields inherited from class org.apache.cassandra.db.memtable.AbstractMemtable

columnsCollector, currentOperations, metadata, minLocalDeletionTime, minTimestamp, statsCollector

Fields inherited from interface org.apache.cassandra.db.memtable.Memtable

NO_MIN_TIMESTAMP

Method Summary

Modifier and Type	Method	Description
static int	getDefaultShardCount()

Methods inherited from class org.apache.cassandra.db.memtable.AbstractAllocatorMemtable

addMemoryUsageTo, createMemtableAllocatorPoolInternal, discard, flushLargestMemtable, getAllocator, localRangesUpdated, markExtraOffHeapUsed, markExtraOnHeapUsed, metadataUpdated, performSnapshot, shouldSwitch, switchOut, toString

Methods inherited from class org.apache.cassandra.db.memtable.AbstractMemtableWithCommitlog

accepts, getApproximateCommitLogLowerBound, getCommitLogLowerBound, getFinalCommitLogUpperBound, mayContainDataBefore

Methods inherited from class org.apache.cassandra.db.memtable.AbstractMemtable

getFlushTransaction, getMinLocalDeletionTime, getMinTimestamp, metadata, operationCount, setFlushTransaction, updateMin, updateMin

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.cassandra.db.CellSourceIdentifier

isEqualSource

Methods inherited from interface org.apache.cassandra.db.memtable.Memtable

compareTo, getFlushSet, getLiveDataSize, isClean, partitionCount, put

Methods inherited from interface org.apache.cassandra.db.rows.UnfilteredSource

partitionIterator, rowIterator, rowIterator

Field Details

SHARDS_OPTION

public static final String SHARDS_OPTION

See Also:

• Constant Field Values

SHARDED_MEMTABLE_CONFIG_OBJECT_NAME

public static final String SHARDED_MEMTABLE_CONFIG_OBJECT_NAME

See Also:

• Constant Field Values

boundaries

protected final ShardBoundaries boundaries

Method Details

getDefaultShardCount

public static int getDefaultShardCount()