@Override
    public void createIndexForRegion2(int indexTypeId)
        throws RegionNotFoundException, IndexExistsException, IndexNameConflictException {
      indexOnR2 = createIndex(indexTypesForRegion2[indexTypeId], "region2", "pkid");
    }
We do not want to test this with Primary Key on the many side or else only 1 result will be
returned
geode-core/src/integrationTest/java/org/apache/geode/cache/query/internal/index/EquiJoinIntegrationTest.java