org.apache.asterix.metadata.declared

Class LoadableDataSource

java.lang.Object

org.apache.asterix.metadata.declared.AqlDataSource

org.apache.asterix.metadata.declared.LoadableDataSource

All Implemented Interfaces:

org.apache.hyracks.algebricks.core.algebra.metadata.IDataSource<AqlSourceId>

public class LoadableDataSource
extends AqlDataSource

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.asterix.metadata.declared.AqlDataSource

AqlDataSource.AqlDataSourceType

Constructor Summary

Constructors

Constructor and Description
LoadableDataSource(Dataset targetDataset, IAType itemType, String adapter, Map<String,String> properties)

Method Summary

Methods

Modifier and Type	Method and Description
void	computeLocalStructuralProperties(List<org.apache.hyracks.algebricks.core.algebra.properties.ILocalStructuralProperty> localProps, List<org.apache.hyracks.algebricks.core.algebra.base.LogicalVariable> variables)
String	getAdapter()
Map<String,String>	getAdapterProperties()
org.apache.hyracks.algebricks.core.algebra.properties.INodeDomain	getDomain()
IAType	getLoadedType()
List<List<String>>	getPartitioningKeys()
IAType[]	getSchemaTypes()
Dataset	getTargetDataset()
boolean	isPKAutoGenerated()

Methods inherited from class org.apache.asterix.metadata.declared.AqlDataSource

computeFDs, getDatasourceDataverse, getDatasourceName, getDatasourceType, getId, getItemType, getProperties, getPropertiesProvider, setProperties, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

LoadableDataSource

public LoadableDataSource(Dataset targetDataset,
                  IAType itemType,
                  String adapter,
                  Map<String,String> properties)
                   throws org.apache.hyracks.algebricks.common.exceptions.AlgebricksException,
                          IOException

Throws:

org.apache.hyracks.algebricks.common.exceptions.AlgebricksException

IOException

Method Detail

isPKAutoGenerated

public boolean isPKAutoGenerated()

getSchemaTypes

public IAType[] getSchemaTypes()

Specified by:

getSchemaTypes in interface org.apache.hyracks.algebricks.core.algebra.metadata.IDataSource<AqlSourceId>

Specified by:

getSchemaTypes in class AqlDataSource

getDomain

public org.apache.hyracks.algebricks.core.algebra.properties.INodeDomain getDomain()

Specified by:

getDomain in class AqlDataSource

computeLocalStructuralProperties

public void computeLocalStructuralProperties(List<org.apache.hyracks.algebricks.core.algebra.properties.ILocalStructuralProperty> localProps,
                                    List<org.apache.hyracks.algebricks.core.algebra.base.LogicalVariable> variables)

Overrides:

computeLocalStructuralProperties in class AqlDataSource

getPartitioningKeys

public List<List<String>> getPartitioningKeys()

getAdapter

public String getAdapter()

getAdapterProperties

public Map<String,String> getAdapterProperties()

getLoadedType

public IAType getLoadedType()

getTargetDataset

public Dataset getTargetDataset()