org.axiondb.functions
public class ExistsFunction extends BaseFunction implements ScalarFunction, FunctionFactory
Version: $Revision: 1.5 $ $Date: 2005/03/01 22:58:42 $
Constructor Summary | |
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ExistsFunction() |
Method Summary | |
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Object | evaluate(RowDecorator row) |
DataType | getDataType() |
boolean | isValid() |
ConcreteFunction | makeNewInstance() |