org.teiid.query.optimizer.relational

Class PartitionAnalyzer

java.lang.Object

org.teiid.query.optimizer.relational.PartitionAnalyzer

public class PartitionAnalyzer
extends Object

TODO: support recursive detection of partitions Extracts a map of partitioning information from a union

Constructor Summary

Constructors

Constructor and Description
PartitionAnalyzer()

Method Summary

Modifier and Type	Method and Description
static Map<ElementSymbol,List<Set<Constant>>>	extractPartionInfo(SetQuery setQuery, List<ElementSymbol> projectedSymbols)
static boolean	extractQueries(QueryCommand queryCommand, List<Query> result)

Methods inherited from class java.lang.Object

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

Constructor Detail

PartitionAnalyzer

public PartitionAnalyzer()

Method Detail

extractPartionInfo

public static Map<ElementSymbol,List<Set<Constant>>> extractPartionInfo(SetQuery setQuery,
                                                                        List<ElementSymbol> projectedSymbols)

extractQueries

public static boolean extractQueries(QueryCommand queryCommand,
                                     List<Query> result)