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

Class AggregationPlan

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

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

All Implemented Interfaces:

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

Direct Known Subclasses:

GroupByTimePlan

public class AggregationPlan
extends RawDataQueryPlan

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
AggregationPlan()

Method Summary

Modifier and Type	Method	Description
void	addDeduplicatedAggregations(java.lang.String aggregations)
java.util.List<java.lang.String>	getAggregations()
java.lang.String	getColumnForDisplay(java.lang.String columnForReader, int pathIndex)
java.lang.String	getColumnForReaderFromPath(org.apache.iotdb.commons.path.PartialPath path, int pathIndex)
java.util.List<java.lang.String>	getDeduplicatedAggregations()
GroupByLevelController	getGroupByLevelController()
java.util.Map<java.lang.String,AggregateResult>	getGroupPathsResultMap()
int[]	getLevels()
org.apache.iotdb.service.rpc.thrift.TSExecuteStatementResp	getTSExecuteStatementResp(boolean isJdbcQuery)	Construct the header of result set.
java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType>	getWideQueryHeaders(java.util.List<java.lang.String> respColumns, java.util.List<java.lang.String> respSgColumns, boolean isJdbcQuery, java.util.BitSet aliasList)
java.util.Map<java.lang.String,AggregateResult>	groupAggResultByLevel(java.util.List<AggregateResult> aggregateResults)
boolean	isGroupByLevel()
void	setAggregations(java.util.List<java.lang.String> aggregations)
void	setDeduplicatedAggregations(java.util.List<java.lang.String> deduplicatedAggregations)
void	setGroupByLevelController(GroupByLevelController groupByLevelController)
void	setLevels(int[] levels)
void	verifyAllAggregationDataTypesMatched()

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

addDeduplicatedPaths, addFilterPathInDeviceToMeasurements, convertSpecialClauseValues, deduplicate, getAllMeasurementsInDevice, getDeduplicatedDataTypes, getDeduplicatedPaths, getDeviceToMeasurements, getExpression, groupVectorPaths, setDeduplicatedPaths, setDeduplicatedPathsAndUpdate, setDeduplicatedVectorPaths, setExpression, transformToVector, updateDeviceMeasurementsUsingExpression

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

getDataTypes, getPaths, getPathToIndex, getResultColumns, getRowLimit, getRowOffset, getWithoutNullColumnsIndex, hasLimit, isAlignByTime, isAscending, isEnableRedirect, isEnableTracing, 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, 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

AggregationPlan

public AggregationPlan()

Method Detail

getTSExecuteStatementResp

public org.apache.iotdb.service.rpc.thrift.TSExecuteStatementResp getTSExecuteStatementResp(boolean isJdbcQuery)
                                                                                     throws org.apache.thrift.TException,
                                                                                            org.apache.iotdb.commons.exception.MetadataException

Description copied from class: QueryPlan

Construct the header of result set. Return TSExecuteStatementResp.

Overrides:

getTSExecuteStatementResp in class QueryPlan

Throws:

org.apache.thrift.TException

org.apache.iotdb.commons.exception.MetadataException

getWideQueryHeaders

public java.util.List<org.apache.iotdb.tsfile.file.metadata.enums.TSDataType> getWideQueryHeaders(java.util.List<java.lang.String> respColumns,
                                                                                                  java.util.List<java.lang.String> respSgColumns,
                                                                                                  boolean isJdbcQuery,
                                                                                                  java.util.BitSet aliasList)
                                                                                           throws org.apache.iotdb.commons.exception.MetadataException

Overrides:

getWideQueryHeaders in class QueryPlan

Throws:

org.apache.iotdb.commons.exception.MetadataException

getGroupByLevelController

public GroupByLevelController getGroupByLevelController()

getAggregations

public java.util.List<java.lang.String> getAggregations()

Overrides:

getAggregations in class PhysicalPlan

setAggregations

public void setAggregations(java.util.List<java.lang.String> aggregations)

getDeduplicatedAggregations

public java.util.List<java.lang.String> getDeduplicatedAggregations()

addDeduplicatedAggregations

public void addDeduplicatedAggregations(java.lang.String aggregations)

setDeduplicatedAggregations

public void setDeduplicatedAggregations(java.util.List<java.lang.String> deduplicatedAggregations)

getLevels

public int[] getLevels()

setLevels

public void setLevels(int[] levels)

setGroupByLevelController

public void setGroupByLevelController(GroupByLevelController groupByLevelController)

getGroupPathsResultMap

public java.util.Map<java.lang.String,AggregateResult> getGroupPathsResultMap()

groupAggResultByLevel

public java.util.Map<java.lang.String,AggregateResult> groupAggResultByLevel(java.util.List<AggregateResult> aggregateResults)

isGroupByLevel

public boolean isGroupByLevel()

Overrides:

isGroupByLevel in class QueryPlan

getColumnForReaderFromPath

public java.lang.String getColumnForReaderFromPath(org.apache.iotdb.commons.path.PartialPath path,
                                                   int pathIndex)

Overrides:

getColumnForReaderFromPath in class QueryPlan

getColumnForDisplay

public java.lang.String getColumnForDisplay(java.lang.String columnForReader,
                                            int pathIndex)

Overrides:

getColumnForDisplay in class QueryPlan

verifyAllAggregationDataTypesMatched

public void verifyAllAggregationDataTypesMatched()
                                          throws LogicalOperatorException

Throws:

LogicalOperatorException