io.prestosql.operator.scalar

Class RowEqualOperator

java.lang.Object

io.prestosql.metadata.SqlScalarFunction

io.prestosql.metadata.SqlOperator

io.prestosql.operator.scalar.RowEqualOperator

All Implemented Interfaces:

SqlFunction

public class RowEqualOperator
extends SqlOperator

Field Summary

Fields

Modifier and Type	Field and Description
static RowEqualOperator	ROW_EQUAL

Method Summary

Modifier and Type	Method and Description
static Boolean	equals(RowType rowType, List<MethodHandle> fieldEqualOperators, Block leftRow, Block rightRow)
static List<MethodHandle>	resolveFieldEqualOperators(RowType rowType, FunctionRegistry functionRegistry)
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_EQUAL

public static final RowEqualOperator ROW_EQUAL

Method Detail

specialize

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

Specified by:

specialize in class SqlScalarFunction

resolveFieldEqualOperators

public static List<MethodHandle> resolveFieldEqualOperators(RowType rowType,
                                                            FunctionRegistry functionRegistry)

equals

public static Boolean equals(RowType rowType,
                             List<MethodHandle> fieldEqualOperators,
                             Block leftRow,
                             Block rightRow)