org.apache.lens.cube.metadata

Class CubeDimensionTable

java.lang.Object

org.apache.lens.cube.metadata.AbstractCubeTable

org.apache.lens.cube.metadata.CubeDimensionTable

All Implemented Interfaces:

Named

public final class CubeDimensionTable
extends AbstractCubeTable

Constructor Summary

Constructors

Constructor and Description
CubeDimensionTable(String dimName, String dimTblName, List<org.apache.hadoop.hive.metastore.api.FieldSchema> columns, double weight, Map<String,UpdatePeriod> snapshotDumpPeriods)
CubeDimensionTable(String dimName, String dimTblName, List<org.apache.hadoop.hive.metastore.api.FieldSchema> columns, double weight, Map<String,UpdatePeriod> snapshotDumpPeriods, Map<String,String> properties)
CubeDimensionTable(String dimName, String dimTblName, List<org.apache.hadoop.hive.metastore.api.FieldSchema> columns, double weight, Set<String> storages)
CubeDimensionTable(String dimName, String dimTblName, List<org.apache.hadoop.hive.metastore.api.FieldSchema> columns, double weight, Set<String> storages, Map<String,String> properties)
CubeDimensionTable(org.apache.hadoop.hive.ql.metadata.Table tbl)

Method Summary

Modifier and Type	Method and Description
void	addColumns(Collection<org.apache.hadoop.hive.metastore.api.FieldSchema> columns) Adds or alters the columns passed
void	alterColumn(org.apache.hadoop.hive.metastore.api.FieldSchema column) Alters the column if already existing or just adds it if it is new column
void	alterSnapshotDumpPeriod(String storage, UpdatePeriod period) Alter snapshot dump period of a storage
void	alterUberDim(String newDimName) Alter the dimension name that the table belongs to
boolean	equals(Object obj)
String	getDimName()
Set<String>	getPartCols()
Map<String,UpdatePeriod>	getSnapshotDumpPeriods()
Set<String>	getStorages()
CubeTableType	getTableType()
int	hashCode()
boolean	hasStorageSnapshots(String storage)

Methods inherited from class org.apache.lens.cube.metadata.AbstractCubeTable

addProperties, alterWeight, getAllFieldNames, getColumns, getName, getProperties, getWeight, now, removeProperty, toString, weight

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

CubeDimensionTable

public CubeDimensionTable(String dimName,
                          String dimTblName,
                          List<org.apache.hadoop.hive.metastore.api.FieldSchema> columns,
                          double weight,
                          Map<String,UpdatePeriod> snapshotDumpPeriods)

CubeDimensionTable

public CubeDimensionTable(String dimName,
                          String dimTblName,
                          List<org.apache.hadoop.hive.metastore.api.FieldSchema> columns,
                          double weight,
                          Set<String> storages)

CubeDimensionTable

public CubeDimensionTable(String dimName,
                          String dimTblName,
                          List<org.apache.hadoop.hive.metastore.api.FieldSchema> columns,
                          double weight,
                          Set<String> storages,
                          Map<String,String> properties)

CubeDimensionTable

public CubeDimensionTable(String dimName,
                          String dimTblName,
                          List<org.apache.hadoop.hive.metastore.api.FieldSchema> columns,
                          double weight,
                          Map<String,UpdatePeriod> snapshotDumpPeriods,
                          Map<String,String> properties)

CubeDimensionTable

public CubeDimensionTable(org.apache.hadoop.hive.ql.metadata.Table tbl)

Method Detail

getPartCols

public Set<String> getPartCols()

getTableType

public CubeTableType getTableType()

Specified by:

getTableType in class AbstractCubeTable

getSnapshotDumpPeriods

public Map<String,UpdatePeriod> getSnapshotDumpPeriods()

getDimName

public String getDimName()

hashCode

public int hashCode()

Overrides:

hashCode in class AbstractCubeTable

equals

public boolean equals(Object obj)

Overrides:

equals in class AbstractCubeTable

getStorages

public Set<String> getStorages()

Specified by:

getStorages in class AbstractCubeTable

hasStorageSnapshots

public boolean hasStorageSnapshots(String storage)

alterUberDim

public void alterUberDim(String newDimName)

Alter the dimension name that the table belongs to

Parameters:

newDimName - new dimension name.

alterSnapshotDumpPeriod

public void alterSnapshotDumpPeriod(@NonNull
                                    String storage,
                                    UpdatePeriod period)

Alter snapshot dump period of a storage

Parameters:

storage - Storage name

period - The new value

alterColumn

public void alterColumn(org.apache.hadoop.hive.metastore.api.FieldSchema column)

Description copied from class: AbstractCubeTable

Alters the column if already existing or just adds it if it is new column

Parameters:

column - The column spec as FieldSchema - name, type and a comment

addColumns

public void addColumns(Collection<org.apache.hadoop.hive.metastore.api.FieldSchema> columns)

Description copied from class: AbstractCubeTable

Adds or alters the columns passed

Parameters:

columns - The collection of columns