org.axiondb.functions
public abstract class ComparisonFunction extends BaseFunction implements ScalarFunction
Version: $Revision: 1.11 $ $Date: 2005/12/26 20:33:24 $
| Constructor Summary | |
|---|---|
| ComparisonFunction(String name) | |
| Method Summary | |
|---|---|
| protected abstract boolean | compare(int value) |
| Object | evaluate(RowDecorator row) |
| ComparisonFunction | flip() |
| DataType | getDataType() |
| abstract String | getOperatorString() |
| boolean | isColumnColumn() |
| boolean | isColumnLiteral() |
| boolean | isValid() |
| protected abstract ComparisonFunction | makeFlipFunction() |