Package | Description |
---|---|
org.apache.hadoop.hbase.io.hfile |
Provides implementations of
HFile and HFile
BlockCache . |
org.apache.hadoop.hbase.regionserver | |
org.apache.hadoop.hbase.util |
Modifier and Type | Interface and Description |
---|---|
interface |
HFileScanner
A scanner allows you to position yourself within a HFile and scan through it.
|
Modifier and Type | Class and Description |
---|---|
protected static class |
HFileReaderImpl.EncodedScanner
Scanner that operates on encoded data blocks.
|
protected static class |
HFileReaderImpl.HFileScannerImpl |
Modifier and Type | Interface and Description |
---|---|
interface |
KeyValueScanner
Scanner that returns the next KeyValue.
|
Modifier and Type | Class and Description |
---|---|
class |
KeyValueHeap
Implements a heap merge across any number of KeyValueScanners.
|
class |
MobStoreScanner
Scanner scans both the memstore and the MOB Store.
|
class |
NonLazyKeyValueScanner
A "non-lazy" scanner which always does a real seek operation.
|
class |
NonReversedNonLazyKeyValueScanner
A "non-reversed & non-lazy" scanner which does not support backward scanning and always does
a real seek operation.
|
(package private) class |
RegionScannerImpl
RegionScannerImpl is used to combine scanners from multiple Stores (aka column families).
|
class |
ReversedKeyValueHeap
ReversedKeyValueHeap is used for supporting reversed scanning.
|
class |
ReversedMobStoreScanner
ReversedMobStoreScanner extends from ReversedStoreScanner, and is used to support reversed
scanning in both the memstore and the MOB store.
|
(package private) class |
ReversedRegionScannerImpl
ReversibleRegionScannerImpl extends from RegionScannerImpl, and is used to support reversed
scanning.
|
class |
ReversedStoreScanner
ReversedStoreScanner extends from StoreScanner, and is used to support reversed scanning.
|
class |
SegmentScanner
A scanner of a single memstore segment.
|
class |
SnapshotSegmentScanner
A basic SegmentScanner used against an ImmutableScanner snapshot Used flushing where we do a
single pass, no reverse scanning or inserts happening.
|
class |
StoreFileScanner
KeyValueScanner adaptor over the Reader.
|
class |
StoreScanner
Scanner scans both the memstore and the Store.
|
Modifier and Type | Field and Description |
---|---|
private Shipper |
RSRpcServices.RegionScannerShippedCallBack.shipper |
Modifier and Type | Method and Description |
---|---|
private RSRpcServices.RegionScannerHolder |
RSRpcServices.addScanner(String scannerName,
RegionScanner s,
Shipper shipper,
HRegion r,
boolean needCursor,
boolean fullRegionScan) |
Constructor and Description |
---|
RegionScannerShippedCallBack(String scannerName,
Shipper shipper,
LeaseManager.Lease lease) |
Modifier and Type | Class and Description |
---|---|
class |
CollectionBackedScanner
Utility scanner that wraps a sortable collection and serves as a KeyValueScanner.
|
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