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

Class LastQueryPlan

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.LastQueryPlan

All Implemented Interfaces:

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

public class LastQueryPlan
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
LastQueryPlan()

Method Summary

Modifier and Type	Method	Description
void	deduplicate(PhysicalGenerator physicalGenerator)
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)
void	setExpression(org.apache.iotdb.tsfile.read.expression.IExpression expression)

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

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

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

getColumnForDisplay, getColumnForReaderFromPath, getDataTypes, getPaths, getPathToIndex, getResultColumns, getRowLimit, getRowOffset, 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

LastQueryPlan

public LastQueryPlan()

Method Detail

deduplicate

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

Overrides:

deduplicate in class RawDataQueryPlan

Throws:

org.apache.iotdb.commons.exception.MetadataException

getTSExecuteStatementResp

public org.apache.iotdb.service.rpc.thrift.TSExecuteStatementResp getTSExecuteStatementResp(boolean isJdbcQuery)

Description copied from class: QueryPlan

Construct the header of result set. Return TSExecuteStatementResp.

Overrides:

getTSExecuteStatementResp in class QueryPlan

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.thrift.TException

Overrides:

getWideQueryHeaders in class QueryPlan

Throws:

org.apache.thrift.TException

setExpression

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

Overrides:

setExpression in class RawDataQueryPlan

Throws:

QueryProcessException