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

Class ExasolFunction

java.lang.Object

com.exasol.sql.expression.function.AbstractFunction

com.exasol.sql.expression.function.exasol.ExasolFunction

All Implemented Interfaces:

Function, ValueExpression

public class ExasolFunction
extends AbstractFunction

This class represents a function in the Exasol database.

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.
boolean	hasParenthesis()	Check if function needs parenthesis.
static ExasolFunction	of(FunctionName functionName)	Create a new ExasolFunction instance.
static ExasolFunction	of(FunctionName functionName, ValueExpression... valueExpressions)	Create a new ExasolFunction 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 ExasolFunction of(FunctionName functionName)

Create a new ExasolFunction instance.

Parameters:

functionName - name of the function

Returns:

new ExasolFunction

of

public static ExasolFunction of(FunctionName functionName,
                                ValueExpression... valueExpressions)

Create a new ExasolFunction instance.

Parameters:

functionName - name of the function

valueExpressions - zero or more value expressions

Returns:

new ExasolFunction

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