org.apache.hadoop.hive.ql.parse
Class QBMetaData

java.lang.Object
  org.apache.hadoop.hive.ql.parse.QBMetaData

public class QBMetaData
extends Object

Implementation of the metadata information related to a query block.

Field Summary

static int	DEST_DFS_FILE
static int	DEST_INVALID
static int	DEST_LOCAL_FILE
static int	DEST_PARTITION
static int	DEST_REDUCE
static int	DEST_TABLE

Constructor Summary

QBMetaData()

Method Summary

HashMap<String,Table>	getAliasToTable()
String	getDestFileForAlias(String alias)
Partition	getDestPartitionForAlias(String alias)
Table	getDestTableForAlias(String alias)
Integer	getDestTypeForAlias(String alias)
DynamicPartitionCtx	getDPCtx(String alias)
Map<String,String>	getPartSpecForAlias(String alias)
Table	getSrcForAlias(String alias)
Table	getTableForAlias(String alias)
void	setDestForAlias(String alias, Partition part)
void	setDestForAlias(String alias, String fname, boolean isDfsFile)
void	setDestForAlias(String alias, Table tab)
void	setDPCtx(String alias, DynamicPartitionCtx dpCtx)
void	setPartSpecForAlias(String alias, Map<String,String> partSpec)
void	setSrcForAlias(String alias, Table tab)

Methods inherited from class java.lang.Object

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

Field Detail

DEST_INVALID

public static final int DEST_INVALID

See Also:

Constant Field Values

DEST_TABLE

public static final int DEST_TABLE

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Constant Field Values

DEST_PARTITION

public static final int DEST_PARTITION

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Constant Field Values

DEST_DFS_FILE

public static final int DEST_DFS_FILE

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Constant Field Values

DEST_REDUCE

public static final int DEST_REDUCE

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Constant Field Values

DEST_LOCAL_FILE

public static final int DEST_LOCAL_FILE

See Also:

Constant Field Values

Constructor Detail

QBMetaData

public QBMetaData()

Method Detail

getAliasToTable

public HashMap<String,Table> getAliasToTable()

getTableForAlias

public Table getTableForAlias(String alias)

setSrcForAlias

public void setSrcForAlias(String alias,
                           Table tab)

setDestForAlias

public void setDestForAlias(String alias,
                            Table tab)

setDestForAlias

public void setDestForAlias(String alias,
                            Partition part)

setDestForAlias

public void setDestForAlias(String alias,
                            String fname,
                            boolean isDfsFile)

getDestTypeForAlias

public Integer getDestTypeForAlias(String alias)

getDestTableForAlias

public Table getDestTableForAlias(String alias)

getDestPartitionForAlias

public Partition getDestPartitionForAlias(String alias)

getDestFileForAlias

public String getDestFileForAlias(String alias)

getSrcForAlias

public Table getSrcForAlias(String alias)

getPartSpecForAlias

public Map<String,String> getPartSpecForAlias(String alias)

setPartSpecForAlias

public void setPartSpecForAlias(String alias,
                                Map<String,String> partSpec)

setDPCtx

public void setDPCtx(String alias,
                     DynamicPartitionCtx dpCtx)

getDPCtx

public DynamicPartitionCtx getDPCtx(String alias)