hyracks-api/src/main/java/edu/uci/ics/hyracks/api/dataflow/value/ITuplePairComparator.java

package edu.uci.ics.hyracks.api.dataflow.value;

import edu.uci.ics.hyracks.api.comm.IFrameTupleAccessor;
import edu.uci.ics.hyracks.api.exceptions.HyracksDataException;

public interface ITuplePairComparator {

    public int compare(IFrameTupleAccessor outerRef, int outerIndex, IFrameTupleAccessor innerRef, int innerIndex)
            throws HyracksDataException;

}