Package org.apache.iotdb.db.qp.physical.crud

Class RawDataQueryPlan

java.lang.Object

org.apache.iotdb.db.qp.physical.PhysicalPlan

org.apache.iotdb.db.qp.physical.crud.QueryPlan

org.apache.iotdb.db.qp.physical.crud.RawDataQueryPlan

All Implemented Interfaces:

org.apache.iotdb.consensus.common.request.IConsensusRequest

Direct Known Subclasses:

AggregationPlan, FillQueryPlan, LastQueryPlan, QueryIndexPlan, UDTFPlan

public class RawDataQueryPlan
extends QueryPlan

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.iotdb.db.qp.physical.PhysicalPlan

PhysicalPlan.Factory, PhysicalPlan.PhysicalPlanType

Field Summary

Fields inherited from class org.apache.iotdb.db.qp.physical.crud.QueryPlan

paths, resultColumns, WITHOUT_NULL_FILTER_ERROR_MESSAGE, withoutNullColumnsIndex

Fields inherited from class org.apache.iotdb.db.qp.physical.PhysicalPlan

canBeSplit, index

Constructor Summary

Constructors

Constructor	Description
RawDataQueryPlan()

Method Summary

Modifier and Type	Method	Description
void	addDeduplicatedPaths(org.apache.iotdb.commons.path.PartialPath path)
void	addFilterPathInDeviceToMeasurements(org.apache.iotdb.tsfile.read.common.Path path)
void	convertSpecialClauseValues(SpecialClauseComponent specialClauseComponent)
void	deduplicate(PhysicalGenerator physicalGenerator)
java.util.Set<java.lang.String>	getAllMeasurementsInDevice(java.lang.String device)
java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType>	getDeduplicatedDataTypes()
java.util.List<org.apache.iotdb.commons.path.PartialPath>	getDeduplicatedPaths()
java.util.Map<java.lang.String,java.util.Set<java.lang.String>>	getDeviceToMeasurements()
org.apache.iotdb.tsfile.read.expression.IExpression	getExpression()
void	groupVectorPaths(PhysicalGenerator physicalGenerator)	Group all the subSensors of one vector into one VectorPartialPath save the grouped VectorPartialPath in deduplicatedVectorPaths instead of putting them directly into deduplicatedPaths, because we don't know whether the raw query has value filter here.
void	setDeduplicatedPaths(java.util.List<org.apache.iotdb.commons.path.PartialPath> deduplicatedPaths)
void	setDeduplicatedPathsAndUpdate(java.util.List<org.apache.iotdb.commons.path.PartialPath> deduplicatedPaths)	used for AlignByDevice Query, the query is executed by each device, So we only maintain measurements of current device.
void	setDeduplicatedVectorPaths(java.util.List<org.apache.iotdb.commons.path.PartialPath> deduplicatedVectorPaths)
void	setExpression(org.apache.iotdb.tsfile.read.expression.IExpression expression)
void	transformToVector()	RawQueryWithoutValueFilter should call this method to use grouped vector partial path to replace the previous deduplicatedPaths
void	updateDeviceMeasurementsUsingExpression(org.apache.iotdb.tsfile.read.expression.IExpression expression)

Methods inherited from class org.apache.iotdb.db.qp.physical.crud.QueryPlan

getColumnForDisplay, getColumnForReaderFromPath, getDataTypes, getPaths, getPathToIndex, getResultColumns, getRowLimit, getRowOffset, getTSExecuteStatementResp, getWideQueryHeaders, getWithoutNullColumnsIndex, hasLimit, isAlignByTime, isAscending, isEnableRedirect, isEnableTracing, isGroupByLevel, isWithoutAllNull, isWithoutAnyNull, setAlignByTime, setAscending, setColumnNameToDatasetOutputIndex, setEnableRedirect, setEnableTracing, setPaths, setResultColumns, setRowLimit, setRowOffset, setWithoutAllNull, setWithoutAnyNull

Methods inherited from class org.apache.iotdb.db.qp.physical.PhysicalPlan

canBeSplit, checkIntegrity, deserialize, deserialize, getAggregations, getAuthPaths, getIndex, getLoginUserName, getOperatorName, getOperatorType, isAuthenticationRequired, isDebug, isPrefixMatch, isQuery, isSelectInto, putString, putString, putStrings, putStrings, readString, readStrings, serialize, serialize, serializeImpl, serializeToByteBuffer, setDebug, setIndex, setLoginUserName, setOperatorType, setPrefixMatch, setQuery

Methods inherited from class java.lang.Object

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

Constructor Detail

RawDataQueryPlan

public RawDataQueryPlan()

Method Detail

deduplicate

public void deduplicate(PhysicalGenerator physicalGenerator)
                 throws org.apache.iotdb.commons.exception.MetadataException

Specified by:

deduplicate in class QueryPlan

Throws:

org.apache.iotdb.commons.exception.MetadataException

convertSpecialClauseValues

public void convertSpecialClauseValues(SpecialClauseComponent specialClauseComponent)
                                throws QueryProcessException

Specified by:

convertSpecialClauseValues in class QueryPlan

Throws:

QueryProcessException

getExpression

public org.apache.iotdb.tsfile.read.expression.IExpression getExpression()

setExpression

public void setExpression(org.apache.iotdb.tsfile.read.expression.IExpression expression)
                   throws QueryProcessException

Throws:

QueryProcessException

updateDeviceMeasurementsUsingExpression

public void updateDeviceMeasurementsUsingExpression(org.apache.iotdb.tsfile.read.expression.IExpression expression)

getDeduplicatedPaths

public java.util.List<org.apache.iotdb.commons.path.PartialPath> getDeduplicatedPaths()

addDeduplicatedPaths

public void addDeduplicatedPaths(org.apache.iotdb.commons.path.PartialPath path)

getDeduplicatedDataTypes

public java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> getDeduplicatedDataTypes()

setDeduplicatedPathsAndUpdate

public void setDeduplicatedPathsAndUpdate(java.util.List<org.apache.iotdb.commons.path.PartialPath> deduplicatedPaths)

used for AlignByDevice Query, the query is executed by each device, So we only maintain measurements of current device.

setDeduplicatedPaths

public void setDeduplicatedPaths(java.util.List<org.apache.iotdb.commons.path.PartialPath> deduplicatedPaths)

getAllMeasurementsInDevice

public java.util.Set<java.lang.String> getAllMeasurementsInDevice(java.lang.String device)

addFilterPathInDeviceToMeasurements

public void addFilterPathInDeviceToMeasurements(org.apache.iotdb.tsfile.read.common.Path path)

getDeviceToMeasurements

public java.util.Map<java.lang.String,java.util.Set<java.lang.String>> getDeviceToMeasurements()

groupVectorPaths

public void groupVectorPaths(PhysicalGenerator physicalGenerator)
                      throws org.apache.iotdb.commons.exception.MetadataException

Group all the subSensors of one vector into one VectorPartialPath save the grouped VectorPartialPath in deduplicatedVectorPaths instead of putting them directly into deduplicatedPaths, because we don't know whether the raw query has value filter here.

Throws:

org.apache.iotdb.commons.exception.MetadataException

setDeduplicatedVectorPaths

public void setDeduplicatedVectorPaths(java.util.List<org.apache.iotdb.commons.path.PartialPath> deduplicatedVectorPaths)

transformToVector

public void transformToVector()

RawQueryWithoutValueFilter should call this method to use grouped vector partial path to replace the previous deduplicatedPaths