io.prestosql.operator.scalar

Class ArrayConcatFunction

java.lang.Object

io.prestosql.metadata.SqlScalarFunction

io.prestosql.operator.scalar.ArrayConcatFunction

All Implemented Interfaces:

SqlFunction

public final class ArrayConcatFunction
extends SqlScalarFunction

Field Summary

Fields

Modifier and Type	Field and Description
static ArrayConcatFunction	ARRAY_CONCAT_FUNCTION

Method Summary

Modifier and Type	Method and Description
static Block	concat(Type elementType, Object state, Block[] blocks)
static Object	createState(Type elementType)
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

ARRAY_CONCAT_FUNCTION

public static final ArrayConcatFunction ARRAY_CONCAT_FUNCTION

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

createState

public static Object createState(Type elementType)

concat

public static Block concat(Type elementType,
                           Object state,
                           Block[] blocks)