AbstractMemTable (IoTDB Server 0.13.2 API)

java.lang.Object
- org.apache.iotdb.db.engine.memtable.AbstractMemTable

所有已实现的接口:

IMemTable

直接已知子类:

NotifyFlushMemTable, PrimitiveMemTable
```
public abstract class AbstractMemTable
extends Object
implements IMemTable
```

字段概要

字段
限定符和类型字段和说明

protected boolean disableMemControl
The initial value is true because we want calculate the text data size when recover memTable!!

字段
限定符和类型	字段和说明
`protected boolean`	`disableMemControl` The initial value is true because we want calculate the text data size when recover memTable!!

构造器概要

构造器
构造器和说明

AbstractMemTable()

AbstractMemTable(Map<IDeviceID,IWritableMemChunkGroup> memTableMap)

构造器
构造器和说明
`AbstractMemTable()`
`AbstractMemTable(Map<IDeviceID,IWritableMemChunkGroup> memTableMap)`

方法概要

所有方法实例方法具体方法
限定符和类型	方法和说明
`void`	`addTextDataSize(long textDataSize)` only used when mem control enabled
`void`	`addTVListRamCost(long cost)` only used when mem control enabled
`boolean`	`checkIfChunkDoesNotExist(IDeviceID deviceId, String measurement)` must guarantee the device exists in the work memtable only used when mem control enabled
`void`	`clear()` putBack all the memory resources.
`void`	`delete(PartialPath originalPath, PartialPath devicePath, long startTimestamp, long endTimestamp)` Delete data in it whose timestamp <= 'timestamp' and belonging to timeseries path.
`long`	`getCreatedTime()`
`long`	`getCurrentTVListSize(IDeviceID deviceId, String measurement)` only used when mem control enabled
`long`	`getMaxPlanIndex()`
`Map<IDeviceID,IWritableMemChunkGroup>`	`getMemTableMap()`
`long`	`getMinPlanIndex()`
`int`	`getSeriesNumber()`
`long`	`getTotalPointsNum()`
`long`	`getTVListsRamCost()` only used when mem control enabled
`void`	`insert(InsertRowPlan insertRowPlan)` insert into this memtable
`void`	`insertAlignedRow(InsertRowPlan insertRowPlan)`
`void`	`insertAlignedTablet(InsertTabletPlan insertTabletPlan, int start, int end)`
`void`	`insertTablet(InsertTabletPlan insertTabletPlan, int start, int end)` insert tablet into this memtable.
`boolean`	`isEmpty()`
`long`	`memSize()`
`ReadOnlyMemChunk`	`query(PartialPath fullPath, long ttlLowerBound, List<Pair<Modification,IMemTable>> modsToMemtable)`
`boolean`	`reachTotalPointNumThreshold()` only used when mem control enabled
`void`	`release()` release resource of this memtable
`void`	`releaseTextDataSize(long textDataSize)` only used when mem control enabled
`void`	`releaseTVListRamCost(long cost)` only used when mem control enabled
`void`	`setShouldFlush()`
`boolean`	`shouldFlush()`
`long`	`size()`
`void`	`write(IDeviceID deviceId, List<Integer> failedIndices, List<IMeasurementSchema> schemaList, long insertTime, Object[] objectValue)`
`void`	`write(InsertTabletPlan insertTabletPlan, int start, int end)` write data in the range [start, end).
`void`	`writeAlignedRow(IDeviceID deviceId, List<Integer> failedIndices, List<IMeasurementSchema> schemaList, long insertTime, Object[] objectValue)`
`void`	`writeAlignedTablet(InsertTabletPlan insertTabletPlan, int start, int end)`

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

从接口继承的方法 org.apache.iotdb.db.engine.memtable.IMemTable
copy, isSignalMemTable

- 字段详细资料
  - disableMemControl
```
protected boolean disableMemControl
```
    The initial value is true because we want calculate the text data size when recover memTable!!
- 构造器详细资料
  - AbstractMemTable
```
public AbstractMemTable()
```
  - AbstractMemTable
```
public AbstractMemTable(Map<IDeviceID,IWritableMemChunkGroup> memTableMap)
```
- 方法详细资料
  - getMemTableMap
```
public Map<IDeviceID,IWritableMemChunkGroup> getMemTableMap()
```
    指定者:
    
    getMemTableMap 在接口中 IMemTable
  - insert
```
public void insert(InsertRowPlan insertRowPlan)
```
    从接口复制的说明: IMemTable
    
    insert into this memtable
    
    指定者:
    
    insert 在接口中 IMemTable
    
    参数:
    
    insertRowPlan - insertRowPlan
  - insertAlignedRow
```
public void insertAlignedRow(InsertRowPlan insertRowPlan)
```
    指定者:
    
    insertAlignedRow 在接口中 IMemTable
  - insertTablet
```
public void insertTablet(InsertTabletPlan insertTabletPlan,
                         int start,
                         int end)
                  throws WriteProcessException
```
    从接口复制的说明: IMemTable
    
    insert tablet into this memtable. The rows to be inserted are in the range [start, end). Null value in each column values will be replaced by the subsequent non-null value, e.g., {1, null, 3, null, 5} will be {1, 3, 5, null, 5}
    
    指定者:
    
    insertTablet 在接口中 IMemTable
    
    参数:
    
    insertTabletPlan - insertTabletPlan
    
    start - included
    
    end - excluded
    
    抛出:
    
    WriteProcessException
  - insertAlignedTablet
```
public void insertAlignedTablet(InsertTabletPlan insertTabletPlan,
                                int start,
                                int end)
                         throws WriteProcessException
```
    指定者:
    
    insertAlignedTablet 在接口中 IMemTable
    
    抛出:
    
    WriteProcessException
  - write
```
public void write(IDeviceID deviceId,
                  List<Integer> failedIndices,
                  List<IMeasurementSchema> schemaList,
                  long insertTime,
                  Object[] objectValue)
```
    指定者:
    
    write 在接口中 IMemTable
  - writeAlignedRow
```
public void writeAlignedRow(IDeviceID deviceId,
                            List<Integer> failedIndices,
                            List<IMeasurementSchema> schemaList,
                            long insertTime,
                            Object[] objectValue)
```
    指定者:
    
    writeAlignedRow 在接口中 IMemTable
  - write
```
public void write(InsertTabletPlan insertTabletPlan,
                  int start,
                  int end)
```
    从接口复制的说明: IMemTable
    
    write data in the range [start, end). Null value in each column values will be replaced by the subsequent non-null value, e.g., {1, null, 3, null, 5} will be {1, 3, 5, null, 5}
    
    指定者:
    
    write 在接口中 IMemTable
  - writeAlignedTablet
```
public void writeAlignedTablet(InsertTabletPlan insertTabletPlan,
                               int start,
                               int end)
```
    指定者:
    
    writeAlignedTablet 在接口中 IMemTable
  - checkIfChunkDoesNotExist
```
public boolean checkIfChunkDoesNotExist(IDeviceID deviceId,
                                        String measurement)
```
    从接口复制的说明: IMemTable
    
    must guarantee the device exists in the work memtable only used when mem control enabled
    
    指定者:
    
    checkIfChunkDoesNotExist 在接口中 IMemTable
  - getCurrentTVListSize
```
public long getCurrentTVListSize(IDeviceID deviceId,
                                 String measurement)
```
    从接口复制的说明: IMemTable
    
    only used when mem control enabled
    
    指定者:
    
    getCurrentTVListSize 在接口中 IMemTable
  - getSeriesNumber
```
public int getSeriesNumber()
```
    指定者:
    
    getSeriesNumber 在接口中 IMemTable
  - getTotalPointsNum
```
public long getTotalPointsNum()
```
    指定者:
    
    getTotalPointsNum 在接口中 IMemTable
  - size
```
public long size()
```
    指定者:
    
    size 在接口中 IMemTable
    
    返回:
    
    the number of points
  - memSize
```
public long memSize()
```
    指定者:
    
    memSize 在接口中 IMemTable
    
    返回:
    
    memory usage
  - reachTotalPointNumThreshold
```
public boolean reachTotalPointNumThreshold()
```
    从接口复制的说明: IMemTable
    
    only used when mem control enabled
    
    指定者:
    
    reachTotalPointNumThreshold 在接口中 IMemTable
    
    返回:
    
    whether the average number of points in each WritableChunk reaches the threshold
  - clear
```
public void clear()
```
    从接口复制的说明: IMemTable
    
    putBack all the memory resources.
    
    指定者:
    
    clear 在接口中 IMemTable
  - isEmpty
```
public boolean isEmpty()
```
    指定者:
    
    isEmpty 在接口中 IMemTable
  - query
```
public ReadOnlyMemChunk query(PartialPath fullPath,
                              long ttlLowerBound,
                              List<Pair<Modification,IMemTable>> modsToMemtable)
                       throws IOException,
                              QueryProcessException
```
    指定者:
    
    query 在接口中 IMemTable
    
    抛出:
    
    IOException
    
    QueryProcessException
  - delete
```
public void delete(PartialPath originalPath,
                   PartialPath devicePath,
                   long startTimestamp,
                   long endTimestamp)
```
    从接口复制的说明: IMemTable
    
    Delete data in it whose timestamp <= 'timestamp' and belonging to timeseries path. Only called for non-flushing MemTable.
    
    指定者:
    
    delete 在接口中 IMemTable
    
    参数:
    
    originalPath - the PartialPath the timeseries to be deleted.
    
    devicePath - the device path of the timeseries to be deleted.
    
    startTimestamp - the lower-bound of deletion time.
    
    endTimestamp - the upper-bound of deletion time
  - addTVListRamCost
```
public void addTVListRamCost(long cost)
```
    从接口复制的说明: IMemTable
    
    only used when mem control enabled
    
    指定者:
    
    addTVListRamCost 在接口中 IMemTable
  - releaseTVListRamCost
```
public void releaseTVListRamCost(long cost)
```
    从接口复制的说明: IMemTable
    
    only used when mem control enabled
    
    指定者:
    
    releaseTVListRamCost 在接口中 IMemTable
  - getTVListsRamCost
```
public long getTVListsRamCost()
```
    从接口复制的说明: IMemTable
    
    only used when mem control enabled
    
    指定者:
    
    getTVListsRamCost 在接口中 IMemTable
  - addTextDataSize
```
public void addTextDataSize(long textDataSize)
```
    从接口复制的说明: IMemTable
    
    only used when mem control enabled
    
    指定者:
    
    addTextDataSize 在接口中 IMemTable
  - releaseTextDataSize
```
public void releaseTextDataSize(long textDataSize)
```
    从接口复制的说明: IMemTable
    
    only used when mem control enabled
    
    指定者:
    
    releaseTextDataSize 在接口中 IMemTable
  - setShouldFlush
```
public void setShouldFlush()
```
    指定者:
    
    setShouldFlush 在接口中 IMemTable
  - shouldFlush
```
public boolean shouldFlush()
```
    指定者:
    
    shouldFlush 在接口中 IMemTable
  - release
```
public void release()
```
    从接口复制的说明: IMemTable
    
    release resource of this memtable
    
    指定者:
    
    release 在接口中 IMemTable
  - getMaxPlanIndex
```
public long getMaxPlanIndex()
```
    指定者:
    
    getMaxPlanIndex 在接口中 IMemTable
  - getMinPlanIndex
```
public long getMinPlanIndex()
```
    指定者:
    
    getMinPlanIndex 在接口中 IMemTable
  - getCreatedTime
```
public long getCreatedTime()
```
    指定者:
    
    getCreatedTime 在接口中 IMemTable

类 AbstractMemTable

字段概要

构造器概要

方法概要

从类继承的方法 java.lang.Object

从接口继承的方法 org.apache.iotdb.db.engine.memtable.IMemTable

字段详细资料

disableMemControl

构造器详细资料

AbstractMemTable

AbstractMemTable

方法详细资料

getMemTableMap

insert

insertAlignedRow

insertTablet

insertAlignedTablet

write

writeAlignedRow

write

writeAlignedTablet

checkIfChunkDoesNotExist

getCurrentTVListSize

getSeriesNumber

getTotalPointsNum

size

memSize

reachTotalPointNumThreshold

clear

isEmpty

query

delete

addTVListRamCost

releaseTVListRamCost

getTVListsRamCost

addTextDataSize

releaseTextDataSize

setShouldFlush

shouldFlush

release

getMaxPlanIndex

getMinPlanIndex

getCreatedTime