io.prestosql.operator.scalar

Class MapElementAtFunction

java.lang.Object

io.prestosql.metadata.SqlScalarFunction

io.prestosql.operator.scalar.MapElementAtFunction

All Implemented Interfaces:

SqlFunction

public class MapElementAtFunction
extends SqlScalarFunction

Field Summary

Fields

Modifier and Type	Field and Description
static MapElementAtFunction	MAP_ELEMENT_AT

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	MapElementAtFunction()

Method Summary

Modifier and Type	Method and Description
static Object	elementAt(MethodHandle keyEqualsMethod, Type keyType, Type valueType, Block map, boolean key)
static Object	elementAt(MethodHandle keyEqualsMethod, Type keyType, Type valueType, Block map, double key)
static Object	elementAt(MethodHandle keyEqualsMethod, Type keyType, Type valueType, Block map, long key)
static Object	elementAt(MethodHandle keyEqualsMethod, Type keyType, Type valueType, Block map, Object key)
static Object	elementAt(MethodHandle keyEqualsMethod, Type keyType, Type valueType, Block map, io.airlift.slice.Slice key)
String	getDescription()
boolean	isDeterministic()
boolean	isHidden()
ScalarFunctionImplementation	specialize(BoundVariables boundVariables, int arity, TypeManager typeManager, FunctionRegistry functionRegistry)

Methods inherited from class io.prestosql.metadata.SqlScalarFunction

builder, getSignature

Methods inherited from class java.lang.Object

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

Field Detail

MAP_ELEMENT_AT

public static final MapElementAtFunction MAP_ELEMENT_AT

Constructor Detail

MapElementAtFunction

protected MapElementAtFunction()

Method Detail

isHidden

public boolean isHidden()

isDeterministic

public boolean isDeterministic()

getDescription

public String getDescription()

specialize

public ScalarFunctionImplementation specialize(BoundVariables boundVariables,
                                               int arity,
                                               TypeManager typeManager,
                                               FunctionRegistry functionRegistry)

Specified by:

specialize in class SqlScalarFunction

elementAt

public static Object elementAt(MethodHandle keyEqualsMethod,
                               Type keyType,
                               Type valueType,
                               Block map,
                               boolean key)

elementAt

public static Object elementAt(MethodHandle keyEqualsMethod,
                               Type keyType,
                               Type valueType,
                               Block map,
                               long key)

elementAt

public static Object elementAt(MethodHandle keyEqualsMethod,
                               Type keyType,
                               Type valueType,
                               Block map,
                               double key)

elementAt

public static Object elementAt(MethodHandle keyEqualsMethod,
                               Type keyType,
                               Type valueType,
                               Block map,
                               io.airlift.slice.Slice key)

elementAt

public static Object elementAt(MethodHandle keyEqualsMethod,
                               Type keyType,
                               Type valueType,
                               Block map,
                               Object key)