org.axiondb.functions
public class IfThenFunction extends BaseFunction implements ScalarFunction, FunctionFactory
IFTHEN(condition value): returns value if condition
evalates to true; else, it returns null.
Version: $Revision: 1.8 $ $Date: 2005/12/20 18:32:28 $
| Constructor Summary | |
|---|---|
| IfThenFunction() | |
| Method Summary | |
|---|---|
| Object | evaluate(RowDecorator row) |
| DataType | getDataType() |
| boolean | isValid() |
| ConcreteFunction | makeNewInstance() |