io.prestosql.operator.scalar

Class RowHashCodeOperator

java.lang.Object

io.prestosql.metadata.SqlScalarFunction

io.prestosql.metadata.SqlOperator

io.prestosql.operator.scalar.RowHashCodeOperator

All Implemented Interfaces:

SqlFunction

public class RowHashCodeOperator
extends SqlOperator

Field Summary

Fields

Modifier and Type	Field and Description
static RowHashCodeOperator	ROW_HASH_CODE

Method Summary

Modifier and Type	Method and Description
static long	hash(Type rowType, Block block)
ScalarFunctionImplementation	specialize(BoundVariables boundVariables, int arity, TypeManager typeManager, FunctionRegistry functionRegistry)

Methods inherited from class io.prestosql.metadata.SqlOperator

getDescription, isDeterministic, isHidden

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

ROW_HASH_CODE

public static final RowHashCodeOperator ROW_HASH_CODE

Method Detail

specialize

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

Specified by:

specialize in class SqlScalarFunction

hash

public static long hash(Type rowType,
                        Block block)