Package org.apache.iotdb.db.qp.executor

Class PlanExecutor

java.lang.Object

org.apache.iotdb.db.qp.executor.PlanExecutor

All Implemented Interfaces:

IPlanExecutor

public class PlanExecutor
extends java.lang.Object
implements IPlanExecutor

Field Summary

Fields

Modifier and Type	Field	Description
protected IQueryRouter	queryRouter

Constructor Summary

Constructors

Constructor	Description
PlanExecutor()

Method Summary

Modifier and Type	Method	Description
static java.util.List<org.apache.iotdb.commons.path.PartialPath>	checkStorageGroupExist(java.util.List<org.apache.iotdb.commons.path.PartialPath> storageGroups)
void	delete(org.apache.iotdb.commons.path.PartialPath path, long startTime, long endTime, long planIndex, DataRegion.TimePartitionFilter timePartitionFilter)	execute delete command and return whether the operator is successful.
void	delete(DeletePlan deletePlan)	execute delete command and return whether the operator is successful.
protected boolean	deleteStorageGroups(DeleteStorageGroupPlan deleteStorageGroupPlan)
protected boolean	deleteTimeSeries(DeleteTimeSeriesPlan deleteTimeSeriesPlan)
static void	flushSpecifiedStorageGroups(FlushPlan plan)
protected AlignByDeviceDataSet	getAlignByDeviceDataSet(AlignByDevicePlan plan, QueryContext context, IQueryRouter router)
protected java.util.List<IStorageGroupMNode>	getAllStorageGroupNodes()
protected int	getDevicesNum(org.apache.iotdb.commons.path.PartialPath path, boolean isPrefixMatch)
protected java.util.Set<java.lang.String>	getNodeNextChildren(org.apache.iotdb.commons.path.PartialPath path)
protected java.util.List<org.apache.iotdb.commons.path.PartialPath>	getNodesList(org.apache.iotdb.commons.path.PartialPath schemaPattern, int level)
protected int	getNodesNumInGivenLevel(org.apache.iotdb.commons.path.PartialPath path, int level, boolean isPrefixMatch)
protected java.util.Set<org.apache.iotdb.common.rpc.thrift.TSchemaNode>	getPathNextChildren(org.apache.iotdb.commons.path.PartialPath path)
protected java.util.List<MeasurementPath>	getPathsName(org.apache.iotdb.commons.path.PartialPath path)
protected int	getPathsNum(org.apache.iotdb.commons.path.PartialPath path, boolean isPrefixMatch)
protected java.util.List<org.apache.iotdb.commons.path.PartialPath>	getStorageGroupNames(org.apache.iotdb.commons.path.PartialPath path, boolean isPrefixMatch)
void	insert(InsertRowPlan insertRowPlan)	execute insert command and return whether the operator is successful.
void	insert(InsertRowsOfOneDevicePlan insertRowsOfOneDevicePlan)	execute insert command and return whether the operator is successful.
void	insert(InsertRowsPlan plan)	execute insert command and return whether the operator is successful.
void	insertTablet(InsertMultiTabletsPlan insertMultiTabletsPlan)	execute multi batch insert plan
void	insertTablet(InsertTabletPlan insertTabletPlan)	execute batch insert plan
protected void	loadConfiguration(LoadConfigurationPlan plan)
static void	operateClearCache()
protected org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	processAuthorQuery(AuthorPlan plan)
protected org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	processDataQuery(QueryPlan queryPlan, QueryContext context)
boolean	processNonQuery(PhysicalPlan plan)	Process Non-Query Physical plan, including insert/update/delete operation of data/metadata/Privilege
org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	processQuery(PhysicalPlan queryPlan, QueryContext context)	process query plan of qp layer, construct queryDataSet.
protected org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet	processShowQuery(ShowPlan showPlan, QueryContext context)
boolean	setStorageGroup(SetStorageGroupPlan setStorageGroupPlan)
void	update(org.apache.iotdb.commons.path.PartialPath path, long startTime, long endTime, java.lang.String value)	execute update command and return whether the operator is successful.

Methods inherited from class java.lang.Object

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

Field Detail

queryRouter

protected IQueryRouter queryRouter

Constructor Detail

PlanExecutor

public PlanExecutor()
             throws QueryProcessException

Throws:

QueryProcessException

Method Detail

processQuery

public org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet processQuery(PhysicalPlan queryPlan,
                                                                            QueryContext context)
                                                                     throws java.io.IOException,
                                                                            StorageEngineException,
                                                                            org.apache.iotdb.tsfile.exception.filter.QueryFilterOptimizationException,
                                                                            QueryProcessException,
                                                                            org.apache.iotdb.commons.exception.MetadataException,
                                                                            java.lang.InterruptedException

Description copied from interface: IPlanExecutor

process query plan of qp layer, construct queryDataSet.

Specified by:

processQuery in interface IPlanExecutor

Parameters:

queryPlan - QueryPlan

Returns:

QueryDataSet

Throws:

java.io.IOException

StorageEngineException

org.apache.iotdb.tsfile.exception.filter.QueryFilterOptimizationException

QueryProcessException

org.apache.iotdb.commons.exception.MetadataException

java.lang.InterruptedException

processNonQuery

public boolean processNonQuery(PhysicalPlan plan)
                        throws QueryProcessException,
                               StorageGroupNotSetException,
                               StorageEngineException

Description copied from interface: IPlanExecutor

Process Non-Query Physical plan, including insert/update/delete operation of data/metadata/Privilege

Specified by:

processNonQuery in interface IPlanExecutor

Parameters:

plan - Physical Non-Query Plan

Throws:

QueryProcessException

StorageGroupNotSetException

StorageEngineException

operateClearCache

public static void operateClearCache()

flushSpecifiedStorageGroups

public static void flushSpecifiedStorageGroups(FlushPlan plan)
                                        throws StorageGroupNotSetException

Throws:

StorageGroupNotSetException

processDataQuery

protected org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet processDataQuery(QueryPlan queryPlan,
                                                                                   QueryContext context)
                                                                            throws StorageEngineException,
                                                                                   org.apache.iotdb.tsfile.exception.filter.QueryFilterOptimizationException,
                                                                                   QueryProcessException,
                                                                                   java.io.IOException,
                                                                                   java.lang.InterruptedException

Throws:

StorageEngineException

org.apache.iotdb.tsfile.exception.filter.QueryFilterOptimizationException

QueryProcessException

java.io.IOException

java.lang.InterruptedException

getAlignByDeviceDataSet

protected AlignByDeviceDataSet getAlignByDeviceDataSet(AlignByDevicePlan plan,
                                                       QueryContext context,
                                                       IQueryRouter router)
                                                throws QueryProcessException

Throws:

QueryProcessException

processShowQuery

protected org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet processShowQuery(ShowPlan showPlan,
                                                                                   QueryContext context)
                                                                            throws QueryProcessException,
                                                                                   org.apache.iotdb.commons.exception.MetadataException

Throws:

QueryProcessException

org.apache.iotdb.commons.exception.MetadataException

getDevicesNum

protected int getDevicesNum(org.apache.iotdb.commons.path.PartialPath path,
                            boolean isPrefixMatch)
                     throws org.apache.iotdb.commons.exception.MetadataException

Throws:

org.apache.iotdb.commons.exception.MetadataException

getPathsNum

protected int getPathsNum(org.apache.iotdb.commons.path.PartialPath path,
                          boolean isPrefixMatch)
                   throws org.apache.iotdb.commons.exception.MetadataException

Throws:

org.apache.iotdb.commons.exception.MetadataException

getNodesNumInGivenLevel

protected int getNodesNumInGivenLevel(org.apache.iotdb.commons.path.PartialPath path,
                                      int level,
                                      boolean isPrefixMatch)
                               throws org.apache.iotdb.commons.exception.MetadataException

Throws:

org.apache.iotdb.commons.exception.MetadataException

getPathsName

protected java.util.List<MeasurementPath> getPathsName(org.apache.iotdb.commons.path.PartialPath path)
                                                throws org.apache.iotdb.commons.exception.MetadataException

Throws:

org.apache.iotdb.commons.exception.MetadataException

getNodesList

protected java.util.List<org.apache.iotdb.commons.path.PartialPath> getNodesList(org.apache.iotdb.commons.path.PartialPath schemaPattern,
                                                                                 int level)
                                                                          throws org.apache.iotdb.commons.exception.MetadataException

Throws:

org.apache.iotdb.commons.exception.MetadataException

getPathNextChildren

protected java.util.Set<org.apache.iotdb.common.rpc.thrift.TSchemaNode> getPathNextChildren(org.apache.iotdb.commons.path.PartialPath path)
                                                                                     throws org.apache.iotdb.commons.exception.MetadataException

Throws:

org.apache.iotdb.commons.exception.MetadataException

getNodeNextChildren

protected java.util.Set<java.lang.String> getNodeNextChildren(org.apache.iotdb.commons.path.PartialPath path)
                                                       throws org.apache.iotdb.commons.exception.MetadataException

Throws:

org.apache.iotdb.commons.exception.MetadataException

getStorageGroupNames

protected java.util.List<org.apache.iotdb.commons.path.PartialPath> getStorageGroupNames(org.apache.iotdb.commons.path.PartialPath path,
                                                                                         boolean isPrefixMatch)
                                                                                  throws org.apache.iotdb.commons.exception.MetadataException

Throws:

org.apache.iotdb.commons.exception.MetadataException

getAllStorageGroupNodes

protected java.util.List<IStorageGroupMNode> getAllStorageGroupNodes()

delete

public void delete(DeletePlan deletePlan)
            throws QueryProcessException

Description copied from interface: IPlanExecutor

execute delete command and return whether the operator is successful.

Specified by:

delete in interface IPlanExecutor

Parameters:

deletePlan - physical delete plan

Throws:

QueryProcessException

update

public void update(org.apache.iotdb.commons.path.PartialPath path,
                   long startTime,
                   long endTime,
                   java.lang.String value)

Description copied from interface: IPlanExecutor

execute update command and return whether the operator is successful.

Specified by:

update in interface IPlanExecutor

Parameters:

path - : update series seriesPath

startTime - start time in update command

endTime - end time in update command

value - - in type of string

delete

public void delete(org.apache.iotdb.commons.path.PartialPath path,
                   long startTime,
                   long endTime,
                   long planIndex,
                   DataRegion.TimePartitionFilter timePartitionFilter)
            throws QueryProcessException

Description copied from interface: IPlanExecutor

execute delete command and return whether the operator is successful.

Specified by:

delete in interface IPlanExecutor

Parameters:

path - delete series seriesPath

startTime - start time in delete command

endTime - end time in delete command

planIndex - index of the deletion plan

timePartitionFilter - specify involving time partitions, if null, all partitions are involved

Throws:

QueryProcessException

insert

public void insert(InsertRowsOfOneDevicePlan insertRowsOfOneDevicePlan)
            throws QueryProcessException

Description copied from interface: IPlanExecutor

execute insert command and return whether the operator is successful.

Specified by:

insert in interface IPlanExecutor

Parameters:

insertRowsOfOneDevicePlan - physical insert plan

Throws:

QueryProcessException

insert

public void insert(InsertRowsPlan plan)
            throws QueryProcessException

Description copied from interface: IPlanExecutor

execute insert command and return whether the operator is successful.

Specified by:

insert in interface IPlanExecutor

Parameters:

plan - physical insert rows plan, which contains multi insertRowPlans

Throws:

QueryProcessException

insert

public void insert(InsertRowPlan insertRowPlan)
            throws QueryProcessException

Description copied from interface: IPlanExecutor

execute insert command and return whether the operator is successful.

Specified by:

insert in interface IPlanExecutor

Parameters:

insertRowPlan - physical insert plan

Throws:

QueryProcessException

insertTablet

public void insertTablet(InsertMultiTabletsPlan insertMultiTabletsPlan)
                  throws QueryProcessException

Description copied from interface: IPlanExecutor

execute multi batch insert plan

Specified by:

insertTablet in interface IPlanExecutor

Throws:

QueryProcessException - when some of the rows failed

insertTablet

public void insertTablet(InsertTabletPlan insertTabletPlan)
                  throws QueryProcessException

Description copied from interface: IPlanExecutor

execute batch insert plan

Specified by:

insertTablet in interface IPlanExecutor

Throws:

BatchProcessException - when some of the rows failed

QueryProcessException

deleteTimeSeries

protected boolean deleteTimeSeries(DeleteTimeSeriesPlan deleteTimeSeriesPlan)
                            throws QueryProcessException

Throws:

QueryProcessException

setStorageGroup

public boolean setStorageGroup(SetStorageGroupPlan setStorageGroupPlan)
                        throws QueryProcessException

Throws:

QueryProcessException

deleteStorageGroups

protected boolean deleteStorageGroups(DeleteStorageGroupPlan deleteStorageGroupPlan)
                               throws QueryProcessException

Throws:

QueryProcessException

processAuthorQuery

protected org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet processAuthorQuery(AuthorPlan plan)
                                                                              throws QueryProcessException

Throws:

QueryProcessException

loadConfiguration

protected void loadConfiguration(LoadConfigurationPlan plan)
                          throws QueryProcessException

Throws:

QueryProcessException

checkStorageGroupExist

public static java.util.List<org.apache.iotdb.commons.path.PartialPath> checkStorageGroupExist(java.util.List<org.apache.iotdb.commons.path.PartialPath> storageGroups)

Parameters:

storageGroups - the storage groups to check

Returns:

List of PartialPath the storage groups that not exist