Package io.prestosql.sql.planner

Class SymbolAllocator

java.lang.Object

io.prestosql.sql.planner.SymbolAllocator

public class SymbolAllocator
extends Object

Constructor Summary

Constructors

Constructor	Description
SymbolAllocator()
SymbolAllocator(Map<Symbol,Type> initial)

Method Summary

Modifier and Type	Method	Description
TypeProvider	getTypes()
Symbol	newHashSymbol()
Symbol	newSymbol(Field field)
Symbol	newSymbol(Symbol symbolHint)
Symbol	newSymbol(Symbol symbolHint, String suffix)
Symbol	newSymbol(Expression expression, Type type)
Symbol	newSymbol(Expression expression, Type type, String suffix)
Symbol	newSymbol(String nameHint, Type type)
Symbol	newSymbol(String nameHint, Type type, String suffix)

Methods inherited from class java.lang.Object

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

Constructor Detail

SymbolAllocator

public SymbolAllocator()

SymbolAllocator

public SymbolAllocator(Map<Symbol,Type> initial)

Method Detail

newSymbol

public Symbol newSymbol(Symbol symbolHint)

newSymbol

public Symbol newSymbol(Symbol symbolHint,
                        String suffix)

newSymbol

public Symbol newSymbol(String nameHint,
                        Type type)

newHashSymbol

public Symbol newHashSymbol()

newSymbol

public Symbol newSymbol(String nameHint,
                        Type type,
                        String suffix)

newSymbol

public Symbol newSymbol(Expression expression,
                        Type type)

newSymbol

public Symbol newSymbol(Expression expression,
                        Type type,
                        String suffix)

newSymbol

public Symbol newSymbol(Field field)

getTypes

public TypeProvider getTypes()