public VoltTable getTuples() {
        if (table != null) {
            return table;
        }

        table = PrivateVoltTableFactory.createVoltTableFromSharedBuffer(buffer);

        return table;
    }
public VoltTable getTuples ( ) { if ( table != null ) { return table ; } table = PrivateVoltTableFactory . createVoltTableFromSharedBuffer ( buffer ) ; return table ; }
Get the table containing the involved tuples (target and source) that caused the constraint violation.