Package org.apache.iotdb.db.engine.cq

Class ContinuousQuerySchemaCheckTask

java.lang.Object

org.apache.iotdb.commons.concurrent.WrappedRunnable

org.apache.iotdb.db.engine.cq.ContinuousQueryTask

org.apache.iotdb.db.engine.cq.ContinuousQuerySchemaCheckTask

All Implemented Interfaces:

java.lang.Runnable

public class ContinuousQuerySchemaCheckTask
extends ContinuousQueryTask

Field Summary

Fields

Modifier and Type	Field	Description
static IoTDBConfig	CONFIG

Fields inherited from class org.apache.iotdb.db.engine.cq.ContinuousQueryTask

continuousQueryPlan, EXECUTION_BATCH_SIZE, LOGGER, PATH_NODE_NAME_PATTERN, serviceProvider, windowEndTimestamp

Constructor Summary

Constructors

Constructor	Description
ContinuousQuerySchemaCheckTask(CreateContinuousQueryPlan continuousQueryPlan, long windowEndTimestamp)

Method Summary

Modifier and Type	Method	Description
protected void	doInsert(java.lang.String sql, QueryOperator queryOperator, GroupByTimePlan queryPlan, org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet queryDataSet)	we only do some checks here.

Methods inherited from class org.apache.iotdb.db.engine.cq.ContinuousQueryTask

fillTargetPathTemplate, generateSQL, generateTargetPaths, onRejection, runMayThrow

Methods inherited from class org.apache.iotdb.commons.concurrent.WrappedRunnable

run, wrap

Methods inherited from class java.lang.Object

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

Field Detail

CONFIG

public static final IoTDBConfig CONFIG

Constructor Detail

ContinuousQuerySchemaCheckTask

public ContinuousQuerySchemaCheckTask(CreateContinuousQueryPlan continuousQueryPlan,
                                      long windowEndTimestamp)

Method Detail

doInsert

protected void doInsert(java.lang.String sql,
                        QueryOperator queryOperator,
                        GroupByTimePlan queryPlan,
                        org.apache.iotdb.tsfile.read.query.dataset.QueryDataSet queryDataSet)
                 throws org.apache.iotdb.commons.exception.MetadataException,
                        StorageEngineException,
                        java.io.IOException

we only do some checks here. we don't write any data.

Overrides:

doInsert in class ContinuousQueryTask

Throws:

org.apache.iotdb.commons.exception.MetadataException

StorageEngineException

java.io.IOException