Package com.exasol.sql.expression.function.exasol

Class CastExasolFunction

java.lang.Object

com.exasol.sql.expression.function.AbstractFunction

com.exasol.sql.expression.function.exasol.CastExasolFunction

All Implemented Interfaces:

Function, ValueExpression

public class CastExasolFunction
extends AbstractFunction

This class represents the Exasol CAST function.

Field Summary

Fields inherited from class com.exasol.sql.expression.function.AbstractFunction

functionName, parameters

Method Summary

Modifier and Type	Method	Description
void	accept(FunctionVisitor visitor)	Accept FunctionVisitor.
DataType	getType()	Get the type to cast the value to.
ValueExpression	getValue()	Get the value to cast.
boolean	hasParenthesis()	Check if function needs parenthesis.
static CastExasolFunction	of(ValueExpression valueExpression, DataType type)	Create a new CastExasolFunction instance.

Methods inherited from class com.exasol.sql.expression.function.AbstractFunction

accept, getFunctionName, getParameters

Methods inherited from class java.lang.Object

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

Method Detail

of

public static CastExasolFunction of(ValueExpression valueExpression,
                                    DataType type)

Create a new CastExasolFunction instance.

Parameters:

valueExpression - value to cast

type - type to cast the value to

Returns:

new CastExasolFunction

getValue

public ValueExpression getValue()

Get the value to cast.

Returns:

value to cast

getType

public DataType getType()

Get the type to cast the value to.

Returns:

type to cast the value to

hasParenthesis

public boolean hasParenthesis()

Description copied from interface: Function

Check if function needs parenthesis.

Returns:

true if function has parenthesis with parameters

accept

public void accept(FunctionVisitor visitor)

Description copied from interface: Function

Accept FunctionVisitor.

Parameters:

visitor - visitor to accept