org.apache.iotdb.db.query.dataset

类 ShowDataSet

java.lang.Object

org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet

org.apache.iotdb.db.query.dataset.ShowDataSet

直接已知子类:

ShowDevicesDataSet, ShowTimeseriesDataSet

public abstract class ShowDataSet
extends QueryDataSet

嵌套类概要

从类继承的嵌套类/接口 org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet

QueryDataSet.EndPoint

字段概要

字段

限定符和类型	字段和说明
protected boolean	hasLimit
protected ShowPlan	plan

从类继承的字段 org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet

alreadyReturnedRowNum, ascending, columnNum, dataTypes, endPoint, fetchSize, paths, rowLimit, rowOffset, withoutAllNull, withoutAnyNull, withoutNullColumnsIndex

构造器概要

构造器

限定符	构造器和说明
protected	ShowDataSet(List<Path> paths, List<TSDataType> dataTypes)

方法概要

限定符和类型	方法和说明
abstract List<RowRecord>	getQueryDataSet()
boolean	hasNextWithoutConstraint()
RowRecord	nextWithoutConstraint()
protected void	putRecord(RowRecord newRecord)
protected void	updateRecord(RowRecord record, String s)

从类继承的方法 org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet

decreaseAlreadyReturnedRowNum, getColumnNum, getDataTypes, getEndPoint, getPaths, getRowLimit, getRowOffset, getWithoutNullColumnsIndex, hasLimit, hasNext, initQueryDataSetFields, isWithoutAllNull, isWithoutAnyNull, next, setColumnNum, setDataTypes, setEndPoint, setFetchSize, setRowLimit, setRowOffset, setWithoutAllNull, setWithoutAnyNull, setWithoutNullColumnsIndex, withoutNullFilter

从类继承的方法 java.lang.Object

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

字段详细资料

plan

protected ShowPlan plan

hasLimit

protected boolean hasLimit

构造器详细资料

ShowDataSet

protected ShowDataSet(List<Path> paths,
                      List<TSDataType> dataTypes)

方法详细资料

hasNextWithoutConstraint

public boolean hasNextWithoutConstraint()

指定者:

hasNextWithoutConstraint 在类中 QueryDataSet

getQueryDataSet

public abstract List<RowRecord> getQueryDataSet()
                                         throws MetadataException

抛出:

MetadataException

nextWithoutConstraint

public RowRecord nextWithoutConstraint()

指定者:

nextWithoutConstraint 在类中 QueryDataSet

updateRecord

protected void updateRecord(RowRecord record,
                            String s)

putRecord

protected void putRecord(RowRecord newRecord)