Top Description Constructors Methods
org.h2.expression.function

public final Class SetFunction

extends Function2
Class Inheritance
Imports
org.h2.api.ErrorCode, org.h2.engine.SessionLocal, org.h2.expression.Expression, .ExpressionVisitor, .Variable, org.h2.message.DbException, org.h2.value.Value
A SET function.

Constructor Summary

AccessConstructor and Description
public
SetFunction(Expression arg1, Expression arg2)

Method Summary

Modifier and TypeMethod and Description
public String
getName()

Implements org.h2.expression.function.NamedExpression.getName.

Get the name.

public Value
getValue(SessionLocal
the session
session)

Overrides org.h2.expression.function.Function2.getValue.

Return the resulting value for the current row.

public boolean
isEverything(ExpressionVisitor
the visitor
visitor)

Overrides org.h2.expression.Operation2.isEverything.

Check if this expression and all sub-expressions can fulfill a criteria.

public Expression
optimize(SessionLocal
the session
session)

Implements abstract org.h2.expression.Expression.optimize.

Try to optimize the expression.

Inherited from org.h2.expression.function.Function2:
getUnenclosedSQLgetValue

Constructor Detail

SetFunctionback to summary
public SetFunction(Expression arg1, Expression arg2)

Method Detail

getNameback to summary
public String getName()

Implements org.h2.expression.function.NamedExpression.getName.

Doc from org.h2.expression.function.NamedExpression.getName.

Get the name.

Returns:String

the name in uppercase

Annotations
@Override
getValueback to summary
public Value getValue(SessionLocal session)

Overrides org.h2.expression.function.Function2.getValue.

Doc from org.h2.expression.Expression.getValue.

Return the resulting value for the current row.

Parameters
session:SessionLocal

the session

Returns:Value

the result

Annotations
@Override
isEverythingback to summary
public boolean isEverything(ExpressionVisitor visitor)

Overrides org.h2.expression.Operation2.isEverything.

Doc from org.h2.expression.Expression.isEverything.

Check if this expression and all sub-expressions can fulfill a criteria. If any part returns false, the result is false.

Parameters
visitor:ExpressionVisitor

the visitor

Returns:boolean

if the criteria can be fulfilled

Annotations
@Override
optimizeback to summary
public Expression optimize(SessionLocal session)

Implements abstract org.h2.expression.Expression.optimize.

Doc from org.h2.expression.Expression.optimize.

Try to optimize the expression.

Parameters
session:SessionLocal

the session

Returns:Expression

the optimized expression

Annotations
@Override