io.prestosql.sql.relational

Class Expressions

java.lang.Object

io.prestosql.sql.relational.Expressions

public final class Expressions
extends Object

Method Summary

Modifier and Type	Method and Description
static CallExpression	call(Signature signature, Type returnType, List<RowExpression> arguments)
static CallExpression	call(Signature signature, Type returnType, RowExpression... arguments)
static ConstantExpression	constant(Object value, Type type)
static ConstantExpression	constantNull(Type type)
static InputReferenceExpression	field(int field, Type type)
static List<RowExpression>	subExpressions(Iterable<RowExpression> expressions)

Methods inherited from class java.lang.Object

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

Method Detail

constant

public static ConstantExpression constant(Object value,
                                          Type type)

constantNull

public static ConstantExpression constantNull(Type type)

call

public static CallExpression call(Signature signature,
                                  Type returnType,
                                  RowExpression... arguments)

call

public static CallExpression call(Signature signature,
                                  Type returnType,
                                  List<RowExpression> arguments)

field

public static InputReferenceExpression field(int field,
                                             Type type)

subExpressions

public static List<RowExpression> subExpressions(Iterable<RowExpression> expressions)