diff --git a/be/src/exec/rowid_fetcher.cpp b/be/src/exec/rowid_fetcher.cpp
index 68e940124d46f0..4cdb2a47f288b6 100644
--- a/be/src/exec/rowid_fetcher.cpp
+++ b/be/src/exec/rowid_fetcher.cpp
@@ -721,8 +721,9 @@ Status RowIdStorageReader::read_batch_external_row(
     }
 
     // Hash(TFileRangeDesc) => { all the rows that need to be read and their positions in the result block. } +  file mapping
+    // std::multimap<segment_v2::rowid_t, size_t> : The reason for using multimap is: may need the same row of data multiple times.
     std::map<std::string,
-             std::pair<std::map<segment_v2::rowid_t, size_t>, std::shared_ptr<FileMapping>>>
+             std::pair<std::multimap<segment_v2::rowid_t, size_t>, std::shared_ptr<FileMapping>>>
             scan_rows;
 
     // Block corresponding to the order of `scan_rows` map.
@@ -761,7 +762,7 @@ Status RowIdStorageReader::read_batch_external_row(
         if (scan_rows.contains(scan_range_hash)) {
             scan_rows.at(scan_range_hash).first.emplace(request_block_desc.row_id(j), j);
         } else {
-            std::map<segment_v2::rowid_t, size_t> tmp {{request_block_desc.row_id(j), j}};
+            std::multimap<segment_v2::rowid_t, size_t> tmp {{request_block_desc.row_id(j), j}};
             scan_rows.emplace(scan_range_hash, std::make_pair(tmp, file_mapping));
         }
     }
@@ -805,19 +806,19 @@ Status RowIdStorageReader::read_batch_external_row(
                                                         ->rowid_storage_reader_tracker());
                                         signal::set_signal_task_id(query_id);
 
-                                        scan_blocks[idx] =
-                                                vectorized::Block(slots, scan_info.first.size());
-
-                                        size_t j = 0;
                                         std::list<int64_t> read_ids;
                                         //Generate an ordered list with the help of the orderliness of the map.
                                         for (const auto& [row_id, result_block_idx] : row_ids) {
-                                            read_ids.emplace_back(row_id);
+                                            if (read_ids.empty() || read_ids.back() != row_id) {
+                                                read_ids.emplace_back(row_id);
+                                            }
                                             row_id_block_idx[result_block_idx] =
-                                                    std::make_pair(idx, j);
-                                            j++;
+                                                    std::make_pair(idx, read_ids.size() - 1);
                                         }
 
+                                        scan_blocks[idx] =
+                                                vectorized::Block(slots, read_ids.size());
+
                                         auto& external_info =
                                                 file_mapping->get_external_file_info();
                                         auto& scan_range_desc = external_info.scan_range_desc;
diff --git a/regression-test/data/external_table_p0/hive/test_hive_topn_lazy_mat.out b/regression-test/data/external_table_p0/hive/test_hive_topn_lazy_mat.out
index d90748b636b757..248bf4b90f794a 100644
--- a/regression-test/data/external_table_p0/hive/test_hive_topn_lazy_mat.out
+++ b/regression-test/data/external_table_p0/hive/test_hive_topn_lazy_mat.out
@@ -506,6 +506,221 @@
 4	user4	4.0	2.0	4.0
 6	user6	6.0	3.0	6.0
 
+-- !test_join4 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+2	user2	2.0	true	1.0	1	1	user1	1.0	false	0.5	1
+2	user2	2.0	true	1.0	1	2	user2	2.0	true	1.0	1
+2	user2	2.0	true	1.0	1	3	user3	3.0	false	1.5	1
+2	user2	2.0	true	1.0	1	4	user4	4.0	true	2.0	1
+2	user2	2.0	true	1.0	1	5	user5	5.0	false	2.5	1
+2	user2	2.0	true	1.0	1	6	user6	6.0	true	3.0	1
+2	user2	2.0	true	1.0	1	7	user7	7.0	false	3.5	1
+2	user2	2.0	true	1.0	1	8	user8	8.0	true	4.0	1
+2	user2	2.0	true	1.0	1	9	user9	9.0	false	4.5	1
+3	user3	3.0	false	1.5	1	1	user1	1.0	false	0.5	1
+3	user3	3.0	false	1.5	1	2	user2	2.0	true	1.0	1
+3	user3	3.0	false	1.5	1	3	user3	3.0	false	1.5	1
+3	user3	3.0	false	1.5	1	4	user4	4.0	true	2.0	1
+3	user3	3.0	false	1.5	1	5	user5	5.0	false	2.5	1
+3	user3	3.0	false	1.5	1	6	user6	6.0	true	3.0	1
+3	user3	3.0	false	1.5	1	7	user7	7.0	false	3.5	1
+3	user3	3.0	false	1.5	1	8	user8	8.0	true	4.0	1
+3	user3	3.0	false	1.5	1	9	user9	9.0	false	4.5	1
+4	user4	4.0	true	2.0	1	1	user1	1.0	false	0.5	1
+4	user4	4.0	true	2.0	1	2	user2	2.0	true	1.0	1
+4	user4	4.0	true	2.0	1	3	user3	3.0	false	1.5	1
+4	user4	4.0	true	2.0	1	4	user4	4.0	true	2.0	1
+4	user4	4.0	true	2.0	1	5	user5	5.0	false	2.5	1
+4	user4	4.0	true	2.0	1	6	user6	6.0	true	3.0	1
+4	user4	4.0	true	2.0	1	7	user7	7.0	false	3.5	1
+4	user4	4.0	true	2.0	1	8	user8	8.0	true	4.0	1
+4	user4	4.0	true	2.0	1	9	user9	9.0	false	4.5	1
+5	user5	5.0	false	2.5	1	1	user1	1.0	false	0.5	1
+5	user5	5.0	false	2.5	1	2	user2	2.0	true	1.0	1
+5	user5	5.0	false	2.5	1	3	user3	3.0	false	1.5	1
+5	user5	5.0	false	2.5	1	4	user4	4.0	true	2.0	1
+5	user5	5.0	false	2.5	1	5	user5	5.0	false	2.5	1
+5	user5	5.0	false	2.5	1	6	user6	6.0	true	3.0	1
+5	user5	5.0	false	2.5	1	7	user7	7.0	false	3.5	1
+5	user5	5.0	false	2.5	1	8	user8	8.0	true	4.0	1
+5	user5	5.0	false	2.5	1	9	user9	9.0	false	4.5	1
+6	user6	6.0	true	3.0	1	1	user1	1.0	false	0.5	1
+6	user6	6.0	true	3.0	1	2	user2	2.0	true	1.0	1
+6	user6	6.0	true	3.0	1	3	user3	3.0	false	1.5	1
+6	user6	6.0	true	3.0	1	4	user4	4.0	true	2.0	1
+6	user6	6.0	true	3.0	1	5	user5	5.0	false	2.5	1
+6	user6	6.0	true	3.0	1	6	user6	6.0	true	3.0	1
+6	user6	6.0	true	3.0	1	7	user7	7.0	false	3.5	1
+6	user6	6.0	true	3.0	1	8	user8	8.0	true	4.0	1
+6	user6	6.0	true	3.0	1	9	user9	9.0	false	4.5	1
+7	user7	7.0	false	3.5	1	1	user1	1.0	false	0.5	1
+7	user7	7.0	false	3.5	1	2	user2	2.0	true	1.0	1
+7	user7	7.0	false	3.5	1	3	user3	3.0	false	1.5	1
+7	user7	7.0	false	3.5	1	4	user4	4.0	true	2.0	1
+7	user7	7.0	false	3.5	1	5	user5	5.0	false	2.5	1
+7	user7	7.0	false	3.5	1	6	user6	6.0	true	3.0	1
+7	user7	7.0	false	3.5	1	7	user7	7.0	false	3.5	1
+7	user7	7.0	false	3.5	1	8	user8	8.0	true	4.0	1
+7	user7	7.0	false	3.5	1	9	user9	9.0	false	4.5	1
+8	user8	8.0	true	4.0	1	1	user1	1.0	false	0.5	1
+8	user8	8.0	true	4.0	1	2	user2	2.0	true	1.0	1
+8	user8	8.0	true	4.0	1	3	user3	3.0	false	1.5	1
+8	user8	8.0	true	4.0	1	4	user4	4.0	true	2.0	1
+8	user8	8.0	true	4.0	1	5	user5	5.0	false	2.5	1
+8	user8	8.0	true	4.0	1	6	user6	6.0	true	3.0	1
+8	user8	8.0	true	4.0	1	7	user7	7.0	false	3.5	1
+8	user8	8.0	true	4.0	1	8	user8	8.0	true	4.0	1
+8	user8	8.0	true	4.0	1	9	user9	9.0	false	4.5	1
+9	user9	9.0	false	4.5	1	1	user1	1.0	false	0.5	1
+9	user9	9.0	false	4.5	1	2	user2	2.0	true	1.0	1
+9	user9	9.0	false	4.5	1	3	user3	3.0	false	1.5	1
+9	user9	9.0	false	4.5	1	4	user4	4.0	true	2.0	1
+9	user9	9.0	false	4.5	1	5	user5	5.0	false	2.5	1
+9	user9	9.0	false	4.5	1	6	user6	6.0	true	3.0	1
+9	user9	9.0	false	4.5	1	7	user7	7.0	false	3.5	1
+9	user9	9.0	false	4.5	1	8	user8	8.0	true	4.0	1
+9	user9	9.0	false	4.5	1	9	user9	9.0	false	4.5	1
+19	user19	19.0	false	9.5	1	1	user1	1.0	false	0.5	1
+19	user19	19.0	false	9.5	1	2	user2	2.0	true	1.0	1
+19	user19	19.0	false	9.5	1	3	user3	3.0	false	1.5	1
+19	user19	19.0	false	9.5	1	4	user4	4.0	true	2.0	1
+19	user19	19.0	false	9.5	1	5	user5	5.0	false	2.5	1
+19	user19	19.0	false	9.5	1	6	user6	6.0	true	3.0	1
+19	user19	19.0	false	9.5	1	7	user7	7.0	false	3.5	1
+19	user19	19.0	false	9.5	1	8	user8	8.0	true	4.0	1
+19	user19	19.0	false	9.5	1	9	user9	9.0	false	4.5	1
+20	user20	20.0	true	10.0	1	1	user1	1.0	false	0.5	1
+20	user20	20.0	true	10.0	1	2	user2	2.0	true	1.0	1
+20	user20	20.0	true	10.0	1	3	user3	3.0	false	1.5	1
+20	user20	20.0	true	10.0	1	4	user4	4.0	true	2.0	1
+20	user20	20.0	true	10.0	1	5	user5	5.0	false	2.5	1
+20	user20	20.0	true	10.0	1	6	user6	6.0	true	3.0	1
+20	user20	20.0	true	10.0	1	7	user7	7.0	false	3.5	1
+20	user20	20.0	true	10.0	1	8	user8	8.0	true	4.0	1
+20	user20	20.0	true	10.0	1	9	user9	9.0	false	4.5	1
+21	user21	21.0	false	10.5	1	1	user1	1.0	false	0.5	1
+
+-- !test_join5 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+2	user2	2.0	true	1.0	1	1	user1	1.0	false	0.5	1
+2	user2	2.0	true	1.0	1	2	user2	2.0	true	1.0	1
+2	user2	2.0	true	1.0	1	3	user3	3.0	false	1.5	1
+2	user2	2.0	true	1.0	1	4	user4	4.0	true	2.0	1
+2	user2	2.0	true	1.0	1	5	user5	5.0	false	2.5	1
+2	user2	2.0	true	1.0	1	6	user6	6.0	true	3.0	1
+2	user2	2.0	true	1.0	1	7	user7	7.0	false	3.5	1
+2	user2	2.0	true	1.0	1	8	user8	8.0	true	4.0	1
+2	user2	2.0	true	1.0	1	9	user9	9.0	false	4.5	1
+3	user3	3.0	false	1.5	1	1	user1	1.0	false	0.5	1
+3	user3	3.0	false	1.5	1	2	user2	2.0	true	1.0	1
+3	user3	3.0	false	1.5	1	3	user3	3.0	false	1.5	1
+3	user3	3.0	false	1.5	1	4	user4	4.0	true	2.0	1
+3	user3	3.0	false	1.5	1	5	user5	5.0	false	2.5	1
+3	user3	3.0	false	1.5	1	6	user6	6.0	true	3.0	1
+3	user3	3.0	false	1.5	1	7	user7	7.0	false	3.5	1
+3	user3	3.0	false	1.5	1	8	user8	8.0	true	4.0	1
+3	user3	3.0	false	1.5	1	9	user9	9.0	false	4.5	1
+4	user4	4.0	true	2.0	1	1	user1	1.0	false	0.5	1
+4	user4	4.0	true	2.0	1	2	user2	2.0	true	1.0	1
+4	user4	4.0	true	2.0	1	3	user3	3.0	false	1.5	1
+4	user4	4.0	true	2.0	1	4	user4	4.0	true	2.0	1
+4	user4	4.0	true	2.0	1	5	user5	5.0	false	2.5	1
+4	user4	4.0	true	2.0	1	6	user6	6.0	true	3.0	1
+4	user4	4.0	true	2.0	1	7	user7	7.0	false	3.5	1
+4	user4	4.0	true	2.0	1	8	user8	8.0	true	4.0	1
+4	user4	4.0	true	2.0	1	9	user9	9.0	false	4.5	1
+5	user5	5.0	false	2.5	1	1	user1	1.0	false	0.5	1
+5	user5	5.0	false	2.5	1	2	user2	2.0	true	1.0	1
+5	user5	5.0	false	2.5	1	3	user3	3.0	false	1.5	1
+5	user5	5.0	false	2.5	1	4	user4	4.0	true	2.0	1
+5	user5	5.0	false	2.5	1	5	user5	5.0	false	2.5	1
+5	user5	5.0	false	2.5	1	6	user6	6.0	true	3.0	1
+5	user5	5.0	false	2.5	1	7	user7	7.0	false	3.5	1
+5	user5	5.0	false	2.5	1	8	user8	8.0	true	4.0	1
+5	user5	5.0	false	2.5	1	9	user9	9.0	false	4.5	1
+6	user6	6.0	true	3.0	1	1	user1	1.0	false	0.5	1
+6	user6	6.0	true	3.0	1	2	user2	2.0	true	1.0	1
+6	user6	6.0	true	3.0	1	3	user3	3.0	false	1.5	1
+6	user6	6.0	true	3.0	1	4	user4	4.0	true	2.0	1
+6	user6	6.0	true	3.0	1	5	user5	5.0	false	2.5	1
+6	user6	6.0	true	3.0	1	6	user6	6.0	true	3.0	1
+6	user6	6.0	true	3.0	1	7	user7	7.0	false	3.5	1
+6	user6	6.0	true	3.0	1	8	user8	8.0	true	4.0	1
+6	user6	6.0	true	3.0	1	9	user9	9.0	false	4.5	1
+7	user7	7.0	false	3.5	1	1	user1	1.0	false	0.5	1
+7	user7	7.0	false	3.5	1	2	user2	2.0	true	1.0	1
+7	user7	7.0	false	3.5	1	3	user3	3.0	false	1.5	1
+7	user7	7.0	false	3.5	1	4	user4	4.0	true	2.0	1
+7	user7	7.0	false	3.5	1	5	user5	5.0	false	2.5	1
+7	user7	7.0	false	3.5	1	6	user6	6.0	true	3.0	1
+7	user7	7.0	false	3.5	1	7	user7	7.0	false	3.5	1
+7	user7	7.0	false	3.5	1	8	user8	8.0	true	4.0	1
+7	user7	7.0	false	3.5	1	9	user9	9.0	false	4.5	1
+8	user8	8.0	true	4.0	1	1	user1	1.0	false	0.5	1
+8	user8	8.0	true	4.0	1	2	user2	2.0	true	1.0	1
+8	user8	8.0	true	4.0	1	3	user3	3.0	false	1.5	1
+8	user8	8.0	true	4.0	1	4	user4	4.0	true	2.0	1
+8	user8	8.0	true	4.0	1	5	user5	5.0	false	2.5	1
+8	user8	8.0	true	4.0	1	6	user6	6.0	true	3.0	1
+8	user8	8.0	true	4.0	1	7	user7	7.0	false	3.5	1
+8	user8	8.0	true	4.0	1	8	user8	8.0	true	4.0	1
+8	user8	8.0	true	4.0	1	9	user9	9.0	false	4.5	1
+9	user9	9.0	false	4.5	1	1	user1	1.0	false	0.5	1
+9	user9	9.0	false	4.5	1	2	user2	2.0	true	1.0	1
+9	user9	9.0	false	4.5	1	3	user3	3.0	false	1.5	1
+9	user9	9.0	false	4.5	1	4	user4	4.0	true	2.0	1
+9	user9	9.0	false	4.5	1	5	user5	5.0	false	2.5	1
+9	user9	9.0	false	4.5	1	6	user6	6.0	true	3.0	1
+9	user9	9.0	false	4.5	1	7	user7	7.0	false	3.5	1
+9	user9	9.0	false	4.5	1	8	user8	8.0	true	4.0	1
+9	user9	9.0	false	4.5	1	9	user9	9.0	false	4.5	1
+19	user19	19.0	false	9.5	1	1	user1	1.0	false	0.5	1
+19	user19	19.0	false	9.5	1	2	user2	2.0	true	1.0	1
+19	user19	19.0	false	9.5	1	3	user3	3.0	false	1.5	1
+19	user19	19.0	false	9.5	1	4	user4	4.0	true	2.0	1
+19	user19	19.0	false	9.5	1	5	user5	5.0	false	2.5	1
+19	user19	19.0	false	9.5	1	6	user6	6.0	true	3.0	1
+19	user19	19.0	false	9.5	1	7	user7	7.0	false	3.5	1
+19	user19	19.0	false	9.5	1	8	user8	8.0	true	4.0	1
+19	user19	19.0	false	9.5	1	9	user9	9.0	false	4.5	1
+20	user20	20.0	true	10.0	1	1	user1	1.0	false	0.5	1
+20	user20	20.0	true	10.0	1	2	user2	2.0	true	1.0	1
+20	user20	20.0	true	10.0	1	3	user3	3.0	false	1.5	1
+20	user20	20.0	true	10.0	1	4	user4	4.0	true	2.0	1
+20	user20	20.0	true	10.0	1	5	user5	5.0	false	2.5	1
+20	user20	20.0	true	10.0	1	6	user6	6.0	true	3.0	1
+20	user20	20.0	true	10.0	1	7	user7	7.0	false	3.5	1
+20	user20	20.0	true	10.0	1	8	user8	8.0	true	4.0	1
+20	user20	20.0	true	10.0	1	9	user9	9.0	false	4.5	1
+21	user21	21.0	false	10.5	1	1	user1	1.0	false	0.5	1
+
+-- !test_join6 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+
 -- !test_join1 --
 2	user2	2.0	1.0
 4	user4	4.0	2.0
@@ -536,6 +751,221 @@
 14	user14	14.0	7.0	14.0
 16	user16	16.0	8.0	16.0
 
+-- !test_join4 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+2	user2	2.0	true	1.0	1	1	user1	1.0	false	0.5	1
+2	user2	2.0	true	1.0	1	2	user2	2.0	true	1.0	1
+2	user2	2.0	true	1.0	1	3	user3	3.0	false	1.5	1
+2	user2	2.0	true	1.0	1	4	user4	4.0	true	2.0	1
+2	user2	2.0	true	1.0	1	5	user5	5.0	false	2.5	1
+2	user2	2.0	true	1.0	1	6	user6	6.0	true	3.0	1
+2	user2	2.0	true	1.0	1	7	user7	7.0	false	3.5	1
+2	user2	2.0	true	1.0	1	8	user8	8.0	true	4.0	1
+2	user2	2.0	true	1.0	1	9	user9	9.0	false	4.5	1
+3	user3	3.0	false	1.5	1	1	user1	1.0	false	0.5	1
+3	user3	3.0	false	1.5	1	2	user2	2.0	true	1.0	1
+3	user3	3.0	false	1.5	1	3	user3	3.0	false	1.5	1
+3	user3	3.0	false	1.5	1	4	user4	4.0	true	2.0	1
+3	user3	3.0	false	1.5	1	5	user5	5.0	false	2.5	1
+3	user3	3.0	false	1.5	1	6	user6	6.0	true	3.0	1
+3	user3	3.0	false	1.5	1	7	user7	7.0	false	3.5	1
+3	user3	3.0	false	1.5	1	8	user8	8.0	true	4.0	1
+3	user3	3.0	false	1.5	1	9	user9	9.0	false	4.5	1
+4	user4	4.0	true	2.0	1	1	user1	1.0	false	0.5	1
+4	user4	4.0	true	2.0	1	2	user2	2.0	true	1.0	1
+4	user4	4.0	true	2.0	1	3	user3	3.0	false	1.5	1
+4	user4	4.0	true	2.0	1	4	user4	4.0	true	2.0	1
+4	user4	4.0	true	2.0	1	5	user5	5.0	false	2.5	1
+4	user4	4.0	true	2.0	1	6	user6	6.0	true	3.0	1
+4	user4	4.0	true	2.0	1	7	user7	7.0	false	3.5	1
+4	user4	4.0	true	2.0	1	8	user8	8.0	true	4.0	1
+4	user4	4.0	true	2.0	1	9	user9	9.0	false	4.5	1
+5	user5	5.0	false	2.5	1	1	user1	1.0	false	0.5	1
+5	user5	5.0	false	2.5	1	2	user2	2.0	true	1.0	1
+5	user5	5.0	false	2.5	1	3	user3	3.0	false	1.5	1
+5	user5	5.0	false	2.5	1	4	user4	4.0	true	2.0	1
+5	user5	5.0	false	2.5	1	5	user5	5.0	false	2.5	1
+5	user5	5.0	false	2.5	1	6	user6	6.0	true	3.0	1
+5	user5	5.0	false	2.5	1	7	user7	7.0	false	3.5	1
+5	user5	5.0	false	2.5	1	8	user8	8.0	true	4.0	1
+5	user5	5.0	false	2.5	1	9	user9	9.0	false	4.5	1
+6	user6	6.0	true	3.0	1	1	user1	1.0	false	0.5	1
+6	user6	6.0	true	3.0	1	2	user2	2.0	true	1.0	1
+6	user6	6.0	true	3.0	1	3	user3	3.0	false	1.5	1
+6	user6	6.0	true	3.0	1	4	user4	4.0	true	2.0	1
+6	user6	6.0	true	3.0	1	5	user5	5.0	false	2.5	1
+6	user6	6.0	true	3.0	1	6	user6	6.0	true	3.0	1
+6	user6	6.0	true	3.0	1	7	user7	7.0	false	3.5	1
+6	user6	6.0	true	3.0	1	8	user8	8.0	true	4.0	1
+6	user6	6.0	true	3.0	1	9	user9	9.0	false	4.5	1
+7	user7	7.0	false	3.5	1	1	user1	1.0	false	0.5	1
+7	user7	7.0	false	3.5	1	2	user2	2.0	true	1.0	1
+7	user7	7.0	false	3.5	1	3	user3	3.0	false	1.5	1
+7	user7	7.0	false	3.5	1	4	user4	4.0	true	2.0	1
+7	user7	7.0	false	3.5	1	5	user5	5.0	false	2.5	1
+7	user7	7.0	false	3.5	1	6	user6	6.0	true	3.0	1
+7	user7	7.0	false	3.5	1	7	user7	7.0	false	3.5	1
+7	user7	7.0	false	3.5	1	8	user8	8.0	true	4.0	1
+7	user7	7.0	false	3.5	1	9	user9	9.0	false	4.5	1
+8	user8	8.0	true	4.0	1	1	user1	1.0	false	0.5	1
+8	user8	8.0	true	4.0	1	2	user2	2.0	true	1.0	1
+8	user8	8.0	true	4.0	1	3	user3	3.0	false	1.5	1
+8	user8	8.0	true	4.0	1	4	user4	4.0	true	2.0	1
+8	user8	8.0	true	4.0	1	5	user5	5.0	false	2.5	1
+8	user8	8.0	true	4.0	1	6	user6	6.0	true	3.0	1
+8	user8	8.0	true	4.0	1	7	user7	7.0	false	3.5	1
+8	user8	8.0	true	4.0	1	8	user8	8.0	true	4.0	1
+8	user8	8.0	true	4.0	1	9	user9	9.0	false	4.5	1
+9	user9	9.0	false	4.5	1	1	user1	1.0	false	0.5	1
+9	user9	9.0	false	4.5	1	2	user2	2.0	true	1.0	1
+9	user9	9.0	false	4.5	1	3	user3	3.0	false	1.5	1
+9	user9	9.0	false	4.5	1	4	user4	4.0	true	2.0	1
+9	user9	9.0	false	4.5	1	5	user5	5.0	false	2.5	1
+9	user9	9.0	false	4.5	1	6	user6	6.0	true	3.0	1
+9	user9	9.0	false	4.5	1	7	user7	7.0	false	3.5	1
+9	user9	9.0	false	4.5	1	8	user8	8.0	true	4.0	1
+9	user9	9.0	false	4.5	1	9	user9	9.0	false	4.5	1
+19	user19	19.0	false	9.5	1	1	user1	1.0	false	0.5	1
+19	user19	19.0	false	9.5	1	2	user2	2.0	true	1.0	1
+19	user19	19.0	false	9.5	1	3	user3	3.0	false	1.5	1
+19	user19	19.0	false	9.5	1	4	user4	4.0	true	2.0	1
+19	user19	19.0	false	9.5	1	5	user5	5.0	false	2.5	1
+19	user19	19.0	false	9.5	1	6	user6	6.0	true	3.0	1
+19	user19	19.0	false	9.5	1	7	user7	7.0	false	3.5	1
+19	user19	19.0	false	9.5	1	8	user8	8.0	true	4.0	1
+19	user19	19.0	false	9.5	1	9	user9	9.0	false	4.5	1
+20	user20	20.0	true	10.0	1	1	user1	1.0	false	0.5	1
+20	user20	20.0	true	10.0	1	2	user2	2.0	true	1.0	1
+20	user20	20.0	true	10.0	1	3	user3	3.0	false	1.5	1
+20	user20	20.0	true	10.0	1	4	user4	4.0	true	2.0	1
+20	user20	20.0	true	10.0	1	5	user5	5.0	false	2.5	1
+20	user20	20.0	true	10.0	1	6	user6	6.0	true	3.0	1
+20	user20	20.0	true	10.0	1	7	user7	7.0	false	3.5	1
+20	user20	20.0	true	10.0	1	8	user8	8.0	true	4.0	1
+20	user20	20.0	true	10.0	1	9	user9	9.0	false	4.5	1
+21	user21	21.0	false	10.5	1	1	user1	1.0	false	0.5	1
+
+-- !test_join5 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+2	user2	2.0	true	1.0	1	1	user1	1.0	false	0.5	1
+2	user2	2.0	true	1.0	1	2	user2	2.0	true	1.0	1
+2	user2	2.0	true	1.0	1	3	user3	3.0	false	1.5	1
+2	user2	2.0	true	1.0	1	4	user4	4.0	true	2.0	1
+2	user2	2.0	true	1.0	1	5	user5	5.0	false	2.5	1
+2	user2	2.0	true	1.0	1	6	user6	6.0	true	3.0	1
+2	user2	2.0	true	1.0	1	7	user7	7.0	false	3.5	1
+2	user2	2.0	true	1.0	1	8	user8	8.0	true	4.0	1
+2	user2	2.0	true	1.0	1	9	user9	9.0	false	4.5	1
+3	user3	3.0	false	1.5	1	1	user1	1.0	false	0.5	1
+3	user3	3.0	false	1.5	1	2	user2	2.0	true	1.0	1
+3	user3	3.0	false	1.5	1	3	user3	3.0	false	1.5	1
+3	user3	3.0	false	1.5	1	4	user4	4.0	true	2.0	1
+3	user3	3.0	false	1.5	1	5	user5	5.0	false	2.5	1
+3	user3	3.0	false	1.5	1	6	user6	6.0	true	3.0	1
+3	user3	3.0	false	1.5	1	7	user7	7.0	false	3.5	1
+3	user3	3.0	false	1.5	1	8	user8	8.0	true	4.0	1
+3	user3	3.0	false	1.5	1	9	user9	9.0	false	4.5	1
+4	user4	4.0	true	2.0	1	1	user1	1.0	false	0.5	1
+4	user4	4.0	true	2.0	1	2	user2	2.0	true	1.0	1
+4	user4	4.0	true	2.0	1	3	user3	3.0	false	1.5	1
+4	user4	4.0	true	2.0	1	4	user4	4.0	true	2.0	1
+4	user4	4.0	true	2.0	1	5	user5	5.0	false	2.5	1
+4	user4	4.0	true	2.0	1	6	user6	6.0	true	3.0	1
+4	user4	4.0	true	2.0	1	7	user7	7.0	false	3.5	1
+4	user4	4.0	true	2.0	1	8	user8	8.0	true	4.0	1
+4	user4	4.0	true	2.0	1	9	user9	9.0	false	4.5	1
+5	user5	5.0	false	2.5	1	1	user1	1.0	false	0.5	1
+5	user5	5.0	false	2.5	1	2	user2	2.0	true	1.0	1
+5	user5	5.0	false	2.5	1	3	user3	3.0	false	1.5	1
+5	user5	5.0	false	2.5	1	4	user4	4.0	true	2.0	1
+5	user5	5.0	false	2.5	1	5	user5	5.0	false	2.5	1
+5	user5	5.0	false	2.5	1	6	user6	6.0	true	3.0	1
+5	user5	5.0	false	2.5	1	7	user7	7.0	false	3.5	1
+5	user5	5.0	false	2.5	1	8	user8	8.0	true	4.0	1
+5	user5	5.0	false	2.5	1	9	user9	9.0	false	4.5	1
+6	user6	6.0	true	3.0	1	1	user1	1.0	false	0.5	1
+6	user6	6.0	true	3.0	1	2	user2	2.0	true	1.0	1
+6	user6	6.0	true	3.0	1	3	user3	3.0	false	1.5	1
+6	user6	6.0	true	3.0	1	4	user4	4.0	true	2.0	1
+6	user6	6.0	true	3.0	1	5	user5	5.0	false	2.5	1
+6	user6	6.0	true	3.0	1	6	user6	6.0	true	3.0	1
+6	user6	6.0	true	3.0	1	7	user7	7.0	false	3.5	1
+6	user6	6.0	true	3.0	1	8	user8	8.0	true	4.0	1
+6	user6	6.0	true	3.0	1	9	user9	9.0	false	4.5	1
+7	user7	7.0	false	3.5	1	1	user1	1.0	false	0.5	1
+7	user7	7.0	false	3.5	1	2	user2	2.0	true	1.0	1
+7	user7	7.0	false	3.5	1	3	user3	3.0	false	1.5	1
+7	user7	7.0	false	3.5	1	4	user4	4.0	true	2.0	1
+7	user7	7.0	false	3.5	1	5	user5	5.0	false	2.5	1
+7	user7	7.0	false	3.5	1	6	user6	6.0	true	3.0	1
+7	user7	7.0	false	3.5	1	7	user7	7.0	false	3.5	1
+7	user7	7.0	false	3.5	1	8	user8	8.0	true	4.0	1
+7	user7	7.0	false	3.5	1	9	user9	9.0	false	4.5	1
+8	user8	8.0	true	4.0	1	1	user1	1.0	false	0.5	1
+8	user8	8.0	true	4.0	1	2	user2	2.0	true	1.0	1
+8	user8	8.0	true	4.0	1	3	user3	3.0	false	1.5	1
+8	user8	8.0	true	4.0	1	4	user4	4.0	true	2.0	1
+8	user8	8.0	true	4.0	1	5	user5	5.0	false	2.5	1
+8	user8	8.0	true	4.0	1	6	user6	6.0	true	3.0	1
+8	user8	8.0	true	4.0	1	7	user7	7.0	false	3.5	1
+8	user8	8.0	true	4.0	1	8	user8	8.0	true	4.0	1
+8	user8	8.0	true	4.0	1	9	user9	9.0	false	4.5	1
+9	user9	9.0	false	4.5	1	1	user1	1.0	false	0.5	1
+9	user9	9.0	false	4.5	1	2	user2	2.0	true	1.0	1
+9	user9	9.0	false	4.5	1	3	user3	3.0	false	1.5	1
+9	user9	9.0	false	4.5	1	4	user4	4.0	true	2.0	1
+9	user9	9.0	false	4.5	1	5	user5	5.0	false	2.5	1
+9	user9	9.0	false	4.5	1	6	user6	6.0	true	3.0	1
+9	user9	9.0	false	4.5	1	7	user7	7.0	false	3.5	1
+9	user9	9.0	false	4.5	1	8	user8	8.0	true	4.0	1
+9	user9	9.0	false	4.5	1	9	user9	9.0	false	4.5	1
+19	user19	19.0	false	9.5	1	1	user1	1.0	false	0.5	1
+19	user19	19.0	false	9.5	1	2	user2	2.0	true	1.0	1
+19	user19	19.0	false	9.5	1	3	user3	3.0	false	1.5	1
+19	user19	19.0	false	9.5	1	4	user4	4.0	true	2.0	1
+19	user19	19.0	false	9.5	1	5	user5	5.0	false	2.5	1
+19	user19	19.0	false	9.5	1	6	user6	6.0	true	3.0	1
+19	user19	19.0	false	9.5	1	7	user7	7.0	false	3.5	1
+19	user19	19.0	false	9.5	1	8	user8	8.0	true	4.0	1
+19	user19	19.0	false	9.5	1	9	user9	9.0	false	4.5	1
+20	user20	20.0	true	10.0	1	1	user1	1.0	false	0.5	1
+20	user20	20.0	true	10.0	1	2	user2	2.0	true	1.0	1
+20	user20	20.0	true	10.0	1	3	user3	3.0	false	1.5	1
+20	user20	20.0	true	10.0	1	4	user4	4.0	true	2.0	1
+20	user20	20.0	true	10.0	1	5	user5	5.0	false	2.5	1
+20	user20	20.0	true	10.0	1	6	user6	6.0	true	3.0	1
+20	user20	20.0	true	10.0	1	7	user7	7.0	false	3.5	1
+20	user20	20.0	true	10.0	1	8	user8	8.0	true	4.0	1
+20	user20	20.0	true	10.0	1	9	user9	9.0	false	4.5	1
+21	user21	21.0	false	10.5	1	1	user1	1.0	false	0.5	1
+
+-- !test_join6 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+
 -- !test_join1 --
 2	user2	2.0	1.0
 4	user4	4.0	2.0
@@ -595,6 +1025,221 @@
 24	user24	24.0	12.0	24.0
 26	user26	26.0	13.0	26.0
 
+-- !test_join4 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+2	user2	2.0	true	1.0	1	1	user1	1.0	false	0.5	1
+2	user2	2.0	true	1.0	1	2	user2	2.0	true	1.0	1
+2	user2	2.0	true	1.0	1	3	user3	3.0	false	1.5	1
+2	user2	2.0	true	1.0	1	4	user4	4.0	true	2.0	1
+2	user2	2.0	true	1.0	1	5	user5	5.0	false	2.5	1
+2	user2	2.0	true	1.0	1	6	user6	6.0	true	3.0	1
+2	user2	2.0	true	1.0	1	7	user7	7.0	false	3.5	1
+2	user2	2.0	true	1.0	1	8	user8	8.0	true	4.0	1
+2	user2	2.0	true	1.0	1	9	user9	9.0	false	4.5	1
+3	user3	3.0	false	1.5	1	1	user1	1.0	false	0.5	1
+3	user3	3.0	false	1.5	1	2	user2	2.0	true	1.0	1
+3	user3	3.0	false	1.5	1	3	user3	3.0	false	1.5	1
+3	user3	3.0	false	1.5	1	4	user4	4.0	true	2.0	1
+3	user3	3.0	false	1.5	1	5	user5	5.0	false	2.5	1
+3	user3	3.0	false	1.5	1	6	user6	6.0	true	3.0	1
+3	user3	3.0	false	1.5	1	7	user7	7.0	false	3.5	1
+3	user3	3.0	false	1.5	1	8	user8	8.0	true	4.0	1
+3	user3	3.0	false	1.5	1	9	user9	9.0	false	4.5	1
+4	user4	4.0	true	2.0	1	1	user1	1.0	false	0.5	1
+4	user4	4.0	true	2.0	1	2	user2	2.0	true	1.0	1
+4	user4	4.0	true	2.0	1	3	user3	3.0	false	1.5	1
+4	user4	4.0	true	2.0	1	4	user4	4.0	true	2.0	1
+4	user4	4.0	true	2.0	1	5	user5	5.0	false	2.5	1
+4	user4	4.0	true	2.0	1	6	user6	6.0	true	3.0	1
+4	user4	4.0	true	2.0	1	7	user7	7.0	false	3.5	1
+4	user4	4.0	true	2.0	1	8	user8	8.0	true	4.0	1
+4	user4	4.0	true	2.0	1	9	user9	9.0	false	4.5	1
+5	user5	5.0	false	2.5	1	1	user1	1.0	false	0.5	1
+5	user5	5.0	false	2.5	1	2	user2	2.0	true	1.0	1
+5	user5	5.0	false	2.5	1	3	user3	3.0	false	1.5	1
+5	user5	5.0	false	2.5	1	4	user4	4.0	true	2.0	1
+5	user5	5.0	false	2.5	1	5	user5	5.0	false	2.5	1
+5	user5	5.0	false	2.5	1	6	user6	6.0	true	3.0	1
+5	user5	5.0	false	2.5	1	7	user7	7.0	false	3.5	1
+5	user5	5.0	false	2.5	1	8	user8	8.0	true	4.0	1
+5	user5	5.0	false	2.5	1	9	user9	9.0	false	4.5	1
+6	user6	6.0	true	3.0	1	1	user1	1.0	false	0.5	1
+6	user6	6.0	true	3.0	1	2	user2	2.0	true	1.0	1
+6	user6	6.0	true	3.0	1	3	user3	3.0	false	1.5	1
+6	user6	6.0	true	3.0	1	4	user4	4.0	true	2.0	1
+6	user6	6.0	true	3.0	1	5	user5	5.0	false	2.5	1
+6	user6	6.0	true	3.0	1	6	user6	6.0	true	3.0	1
+6	user6	6.0	true	3.0	1	7	user7	7.0	false	3.5	1
+6	user6	6.0	true	3.0	1	8	user8	8.0	true	4.0	1
+6	user6	6.0	true	3.0	1	9	user9	9.0	false	4.5	1
+7	user7	7.0	false	3.5	1	1	user1	1.0	false	0.5	1
+7	user7	7.0	false	3.5	1	2	user2	2.0	true	1.0	1
+7	user7	7.0	false	3.5	1	3	user3	3.0	false	1.5	1
+7	user7	7.0	false	3.5	1	4	user4	4.0	true	2.0	1
+7	user7	7.0	false	3.5	1	5	user5	5.0	false	2.5	1
+7	user7	7.0	false	3.5	1	6	user6	6.0	true	3.0	1
+7	user7	7.0	false	3.5	1	7	user7	7.0	false	3.5	1
+7	user7	7.0	false	3.5	1	8	user8	8.0	true	4.0	1
+7	user7	7.0	false	3.5	1	9	user9	9.0	false	4.5	1
+8	user8	8.0	true	4.0	1	1	user1	1.0	false	0.5	1
+8	user8	8.0	true	4.0	1	2	user2	2.0	true	1.0	1
+8	user8	8.0	true	4.0	1	3	user3	3.0	false	1.5	1
+8	user8	8.0	true	4.0	1	4	user4	4.0	true	2.0	1
+8	user8	8.0	true	4.0	1	5	user5	5.0	false	2.5	1
+8	user8	8.0	true	4.0	1	6	user6	6.0	true	3.0	1
+8	user8	8.0	true	4.0	1	7	user7	7.0	false	3.5	1
+8	user8	8.0	true	4.0	1	8	user8	8.0	true	4.0	1
+8	user8	8.0	true	4.0	1	9	user9	9.0	false	4.5	1
+9	user9	9.0	false	4.5	1	1	user1	1.0	false	0.5	1
+9	user9	9.0	false	4.5	1	2	user2	2.0	true	1.0	1
+9	user9	9.0	false	4.5	1	3	user3	3.0	false	1.5	1
+9	user9	9.0	false	4.5	1	4	user4	4.0	true	2.0	1
+9	user9	9.0	false	4.5	1	5	user5	5.0	false	2.5	1
+9	user9	9.0	false	4.5	1	6	user6	6.0	true	3.0	1
+9	user9	9.0	false	4.5	1	7	user7	7.0	false	3.5	1
+9	user9	9.0	false	4.5	1	8	user8	8.0	true	4.0	1
+9	user9	9.0	false	4.5	1	9	user9	9.0	false	4.5	1
+19	user19	19.0	false	9.5	1	1	user1	1.0	false	0.5	1
+19	user19	19.0	false	9.5	1	2	user2	2.0	true	1.0	1
+19	user19	19.0	false	9.5	1	3	user3	3.0	false	1.5	1
+19	user19	19.0	false	9.5	1	4	user4	4.0	true	2.0	1
+19	user19	19.0	false	9.5	1	5	user5	5.0	false	2.5	1
+19	user19	19.0	false	9.5	1	6	user6	6.0	true	3.0	1
+19	user19	19.0	false	9.5	1	7	user7	7.0	false	3.5	1
+19	user19	19.0	false	9.5	1	8	user8	8.0	true	4.0	1
+19	user19	19.0	false	9.5	1	9	user9	9.0	false	4.5	1
+20	user20	20.0	true	10.0	1	1	user1	1.0	false	0.5	1
+20	user20	20.0	true	10.0	1	2	user2	2.0	true	1.0	1
+20	user20	20.0	true	10.0	1	3	user3	3.0	false	1.5	1
+20	user20	20.0	true	10.0	1	4	user4	4.0	true	2.0	1
+20	user20	20.0	true	10.0	1	5	user5	5.0	false	2.5	1
+20	user20	20.0	true	10.0	1	6	user6	6.0	true	3.0	1
+20	user20	20.0	true	10.0	1	7	user7	7.0	false	3.5	1
+20	user20	20.0	true	10.0	1	8	user8	8.0	true	4.0	1
+20	user20	20.0	true	10.0	1	9	user9	9.0	false	4.5	1
+21	user21	21.0	false	10.5	1	1	user1	1.0	false	0.5	1
+
+-- !test_join5 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+2	user2	2.0	true	1.0	1	1	user1	1.0	false	0.5	1
+2	user2	2.0	true	1.0	1	2	user2	2.0	true	1.0	1
+2	user2	2.0	true	1.0	1	3	user3	3.0	false	1.5	1
+2	user2	2.0	true	1.0	1	4	user4	4.0	true	2.0	1
+2	user2	2.0	true	1.0	1	5	user5	5.0	false	2.5	1
+2	user2	2.0	true	1.0	1	6	user6	6.0	true	3.0	1
+2	user2	2.0	true	1.0	1	7	user7	7.0	false	3.5	1
+2	user2	2.0	true	1.0	1	8	user8	8.0	true	4.0	1
+2	user2	2.0	true	1.0	1	9	user9	9.0	false	4.5	1
+3	user3	3.0	false	1.5	1	1	user1	1.0	false	0.5	1
+3	user3	3.0	false	1.5	1	2	user2	2.0	true	1.0	1
+3	user3	3.0	false	1.5	1	3	user3	3.0	false	1.5	1
+3	user3	3.0	false	1.5	1	4	user4	4.0	true	2.0	1
+3	user3	3.0	false	1.5	1	5	user5	5.0	false	2.5	1
+3	user3	3.0	false	1.5	1	6	user6	6.0	true	3.0	1
+3	user3	3.0	false	1.5	1	7	user7	7.0	false	3.5	1
+3	user3	3.0	false	1.5	1	8	user8	8.0	true	4.0	1
+3	user3	3.0	false	1.5	1	9	user9	9.0	false	4.5	1
+4	user4	4.0	true	2.0	1	1	user1	1.0	false	0.5	1
+4	user4	4.0	true	2.0	1	2	user2	2.0	true	1.0	1
+4	user4	4.0	true	2.0	1	3	user3	3.0	false	1.5	1
+4	user4	4.0	true	2.0	1	4	user4	4.0	true	2.0	1
+4	user4	4.0	true	2.0	1	5	user5	5.0	false	2.5	1
+4	user4	4.0	true	2.0	1	6	user6	6.0	true	3.0	1
+4	user4	4.0	true	2.0	1	7	user7	7.0	false	3.5	1
+4	user4	4.0	true	2.0	1	8	user8	8.0	true	4.0	1
+4	user4	4.0	true	2.0	1	9	user9	9.0	false	4.5	1
+5	user5	5.0	false	2.5	1	1	user1	1.0	false	0.5	1
+5	user5	5.0	false	2.5	1	2	user2	2.0	true	1.0	1
+5	user5	5.0	false	2.5	1	3	user3	3.0	false	1.5	1
+5	user5	5.0	false	2.5	1	4	user4	4.0	true	2.0	1
+5	user5	5.0	false	2.5	1	5	user5	5.0	false	2.5	1
+5	user5	5.0	false	2.5	1	6	user6	6.0	true	3.0	1
+5	user5	5.0	false	2.5	1	7	user7	7.0	false	3.5	1
+5	user5	5.0	false	2.5	1	8	user8	8.0	true	4.0	1
+5	user5	5.0	false	2.5	1	9	user9	9.0	false	4.5	1
+6	user6	6.0	true	3.0	1	1	user1	1.0	false	0.5	1
+6	user6	6.0	true	3.0	1	2	user2	2.0	true	1.0	1
+6	user6	6.0	true	3.0	1	3	user3	3.0	false	1.5	1
+6	user6	6.0	true	3.0	1	4	user4	4.0	true	2.0	1
+6	user6	6.0	true	3.0	1	5	user5	5.0	false	2.5	1
+6	user6	6.0	true	3.0	1	6	user6	6.0	true	3.0	1
+6	user6	6.0	true	3.0	1	7	user7	7.0	false	3.5	1
+6	user6	6.0	true	3.0	1	8	user8	8.0	true	4.0	1
+6	user6	6.0	true	3.0	1	9	user9	9.0	false	4.5	1
+7	user7	7.0	false	3.5	1	1	user1	1.0	false	0.5	1
+7	user7	7.0	false	3.5	1	2	user2	2.0	true	1.0	1
+7	user7	7.0	false	3.5	1	3	user3	3.0	false	1.5	1
+7	user7	7.0	false	3.5	1	4	user4	4.0	true	2.0	1
+7	user7	7.0	false	3.5	1	5	user5	5.0	false	2.5	1
+7	user7	7.0	false	3.5	1	6	user6	6.0	true	3.0	1
+7	user7	7.0	false	3.5	1	7	user7	7.0	false	3.5	1
+7	user7	7.0	false	3.5	1	8	user8	8.0	true	4.0	1
+7	user7	7.0	false	3.5	1	9	user9	9.0	false	4.5	1
+8	user8	8.0	true	4.0	1	1	user1	1.0	false	0.5	1
+8	user8	8.0	true	4.0	1	2	user2	2.0	true	1.0	1
+8	user8	8.0	true	4.0	1	3	user3	3.0	false	1.5	1
+8	user8	8.0	true	4.0	1	4	user4	4.0	true	2.0	1
+8	user8	8.0	true	4.0	1	5	user5	5.0	false	2.5	1
+8	user8	8.0	true	4.0	1	6	user6	6.0	true	3.0	1
+8	user8	8.0	true	4.0	1	7	user7	7.0	false	3.5	1
+8	user8	8.0	true	4.0	1	8	user8	8.0	true	4.0	1
+8	user8	8.0	true	4.0	1	9	user9	9.0	false	4.5	1
+9	user9	9.0	false	4.5	1	1	user1	1.0	false	0.5	1
+9	user9	9.0	false	4.5	1	2	user2	2.0	true	1.0	1
+9	user9	9.0	false	4.5	1	3	user3	3.0	false	1.5	1
+9	user9	9.0	false	4.5	1	4	user4	4.0	true	2.0	1
+9	user9	9.0	false	4.5	1	5	user5	5.0	false	2.5	1
+9	user9	9.0	false	4.5	1	6	user6	6.0	true	3.0	1
+9	user9	9.0	false	4.5	1	7	user7	7.0	false	3.5	1
+9	user9	9.0	false	4.5	1	8	user8	8.0	true	4.0	1
+9	user9	9.0	false	4.5	1	9	user9	9.0	false	4.5	1
+19	user19	19.0	false	9.5	1	1	user1	1.0	false	0.5	1
+19	user19	19.0	false	9.5	1	2	user2	2.0	true	1.0	1
+19	user19	19.0	false	9.5	1	3	user3	3.0	false	1.5	1
+19	user19	19.0	false	9.5	1	4	user4	4.0	true	2.0	1
+19	user19	19.0	false	9.5	1	5	user5	5.0	false	2.5	1
+19	user19	19.0	false	9.5	1	6	user6	6.0	true	3.0	1
+19	user19	19.0	false	9.5	1	7	user7	7.0	false	3.5	1
+19	user19	19.0	false	9.5	1	8	user8	8.0	true	4.0	1
+19	user19	19.0	false	9.5	1	9	user9	9.0	false	4.5	1
+20	user20	20.0	true	10.0	1	1	user1	1.0	false	0.5	1
+20	user20	20.0	true	10.0	1	2	user2	2.0	true	1.0	1
+20	user20	20.0	true	10.0	1	3	user3	3.0	false	1.5	1
+20	user20	20.0	true	10.0	1	4	user4	4.0	true	2.0	1
+20	user20	20.0	true	10.0	1	5	user5	5.0	false	2.5	1
+20	user20	20.0	true	10.0	1	6	user6	6.0	true	3.0	1
+20	user20	20.0	true	10.0	1	7	user7	7.0	false	3.5	1
+20	user20	20.0	true	10.0	1	8	user8	8.0	true	4.0	1
+20	user20	20.0	true	10.0	1	9	user9	9.0	false	4.5	1
+21	user21	21.0	false	10.5	1	1	user1	1.0	false	0.5	1
+
+-- !test_join6 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+
 -- !1 --
 1	user1	1.0	false	0.5	1
 2	user2	2.0	true	1.0	1
@@ -1102,6 +1747,221 @@
 4	user4	4.0	2.0	4.0
 6	user6	6.0	3.0	6.0
 
+-- !test_join4 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+2	user2	2.0	true	1.0	1	1	user1	1.0	false	0.5	1
+2	user2	2.0	true	1.0	1	2	user2	2.0	true	1.0	1
+2	user2	2.0	true	1.0	1	3	user3	3.0	false	1.5	1
+2	user2	2.0	true	1.0	1	4	user4	4.0	true	2.0	1
+2	user2	2.0	true	1.0	1	5	user5	5.0	false	2.5	1
+2	user2	2.0	true	1.0	1	6	user6	6.0	true	3.0	1
+2	user2	2.0	true	1.0	1	7	user7	7.0	false	3.5	1
+2	user2	2.0	true	1.0	1	8	user8	8.0	true	4.0	1
+2	user2	2.0	true	1.0	1	9	user9	9.0	false	4.5	1
+3	user3	3.0	false	1.5	1	1	user1	1.0	false	0.5	1
+3	user3	3.0	false	1.5	1	2	user2	2.0	true	1.0	1
+3	user3	3.0	false	1.5	1	3	user3	3.0	false	1.5	1
+3	user3	3.0	false	1.5	1	4	user4	4.0	true	2.0	1
+3	user3	3.0	false	1.5	1	5	user5	5.0	false	2.5	1
+3	user3	3.0	false	1.5	1	6	user6	6.0	true	3.0	1
+3	user3	3.0	false	1.5	1	7	user7	7.0	false	3.5	1
+3	user3	3.0	false	1.5	1	8	user8	8.0	true	4.0	1
+3	user3	3.0	false	1.5	1	9	user9	9.0	false	4.5	1
+4	user4	4.0	true	2.0	1	1	user1	1.0	false	0.5	1
+4	user4	4.0	true	2.0	1	2	user2	2.0	true	1.0	1
+4	user4	4.0	true	2.0	1	3	user3	3.0	false	1.5	1
+4	user4	4.0	true	2.0	1	4	user4	4.0	true	2.0	1
+4	user4	4.0	true	2.0	1	5	user5	5.0	false	2.5	1
+4	user4	4.0	true	2.0	1	6	user6	6.0	true	3.0	1
+4	user4	4.0	true	2.0	1	7	user7	7.0	false	3.5	1
+4	user4	4.0	true	2.0	1	8	user8	8.0	true	4.0	1
+4	user4	4.0	true	2.0	1	9	user9	9.0	false	4.5	1
+5	user5	5.0	false	2.5	1	1	user1	1.0	false	0.5	1
+5	user5	5.0	false	2.5	1	2	user2	2.0	true	1.0	1
+5	user5	5.0	false	2.5	1	3	user3	3.0	false	1.5	1
+5	user5	5.0	false	2.5	1	4	user4	4.0	true	2.0	1
+5	user5	5.0	false	2.5	1	5	user5	5.0	false	2.5	1
+5	user5	5.0	false	2.5	1	6	user6	6.0	true	3.0	1
+5	user5	5.0	false	2.5	1	7	user7	7.0	false	3.5	1
+5	user5	5.0	false	2.5	1	8	user8	8.0	true	4.0	1
+5	user5	5.0	false	2.5	1	9	user9	9.0	false	4.5	1
+6	user6	6.0	true	3.0	1	1	user1	1.0	false	0.5	1
+6	user6	6.0	true	3.0	1	2	user2	2.0	true	1.0	1
+6	user6	6.0	true	3.0	1	3	user3	3.0	false	1.5	1
+6	user6	6.0	true	3.0	1	4	user4	4.0	true	2.0	1
+6	user6	6.0	true	3.0	1	5	user5	5.0	false	2.5	1
+6	user6	6.0	true	3.0	1	6	user6	6.0	true	3.0	1
+6	user6	6.0	true	3.0	1	7	user7	7.0	false	3.5	1
+6	user6	6.0	true	3.0	1	8	user8	8.0	true	4.0	1
+6	user6	6.0	true	3.0	1	9	user9	9.0	false	4.5	1
+7	user7	7.0	false	3.5	1	1	user1	1.0	false	0.5	1
+7	user7	7.0	false	3.5	1	2	user2	2.0	true	1.0	1
+7	user7	7.0	false	3.5	1	3	user3	3.0	false	1.5	1
+7	user7	7.0	false	3.5	1	4	user4	4.0	true	2.0	1
+7	user7	7.0	false	3.5	1	5	user5	5.0	false	2.5	1
+7	user7	7.0	false	3.5	1	6	user6	6.0	true	3.0	1
+7	user7	7.0	false	3.5	1	7	user7	7.0	false	3.5	1
+7	user7	7.0	false	3.5	1	8	user8	8.0	true	4.0	1
+7	user7	7.0	false	3.5	1	9	user9	9.0	false	4.5	1
+8	user8	8.0	true	4.0	1	1	user1	1.0	false	0.5	1
+8	user8	8.0	true	4.0	1	2	user2	2.0	true	1.0	1
+8	user8	8.0	true	4.0	1	3	user3	3.0	false	1.5	1
+8	user8	8.0	true	4.0	1	4	user4	4.0	true	2.0	1
+8	user8	8.0	true	4.0	1	5	user5	5.0	false	2.5	1
+8	user8	8.0	true	4.0	1	6	user6	6.0	true	3.0	1
+8	user8	8.0	true	4.0	1	7	user7	7.0	false	3.5	1
+8	user8	8.0	true	4.0	1	8	user8	8.0	true	4.0	1
+8	user8	8.0	true	4.0	1	9	user9	9.0	false	4.5	1
+9	user9	9.0	false	4.5	1	1	user1	1.0	false	0.5	1
+9	user9	9.0	false	4.5	1	2	user2	2.0	true	1.0	1
+9	user9	9.0	false	4.5	1	3	user3	3.0	false	1.5	1
+9	user9	9.0	false	4.5	1	4	user4	4.0	true	2.0	1
+9	user9	9.0	false	4.5	1	5	user5	5.0	false	2.5	1
+9	user9	9.0	false	4.5	1	6	user6	6.0	true	3.0	1
+9	user9	9.0	false	4.5	1	7	user7	7.0	false	3.5	1
+9	user9	9.0	false	4.5	1	8	user8	8.0	true	4.0	1
+9	user9	9.0	false	4.5	1	9	user9	9.0	false	4.5	1
+19	user19	19.0	false	9.5	1	1	user1	1.0	false	0.5	1
+19	user19	19.0	false	9.5	1	2	user2	2.0	true	1.0	1
+19	user19	19.0	false	9.5	1	3	user3	3.0	false	1.5	1
+19	user19	19.0	false	9.5	1	4	user4	4.0	true	2.0	1
+19	user19	19.0	false	9.5	1	5	user5	5.0	false	2.5	1
+19	user19	19.0	false	9.5	1	6	user6	6.0	true	3.0	1
+19	user19	19.0	false	9.5	1	7	user7	7.0	false	3.5	1
+19	user19	19.0	false	9.5	1	8	user8	8.0	true	4.0	1
+19	user19	19.0	false	9.5	1	9	user9	9.0	false	4.5	1
+20	user20	20.0	true	10.0	1	1	user1	1.0	false	0.5	1
+20	user20	20.0	true	10.0	1	2	user2	2.0	true	1.0	1
+20	user20	20.0	true	10.0	1	3	user3	3.0	false	1.5	1
+20	user20	20.0	true	10.0	1	4	user4	4.0	true	2.0	1
+20	user20	20.0	true	10.0	1	5	user5	5.0	false	2.5	1
+20	user20	20.0	true	10.0	1	6	user6	6.0	true	3.0	1
+20	user20	20.0	true	10.0	1	7	user7	7.0	false	3.5	1
+20	user20	20.0	true	10.0	1	8	user8	8.0	true	4.0	1
+20	user20	20.0	true	10.0	1	9	user9	9.0	false	4.5	1
+21	user21	21.0	false	10.5	1	1	user1	1.0	false	0.5	1
+
+-- !test_join5 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+2	user2	2.0	true	1.0	1	1	user1	1.0	false	0.5	1
+2	user2	2.0	true	1.0	1	2	user2	2.0	true	1.0	1
+2	user2	2.0	true	1.0	1	3	user3	3.0	false	1.5	1
+2	user2	2.0	true	1.0	1	4	user4	4.0	true	2.0	1
+2	user2	2.0	true	1.0	1	5	user5	5.0	false	2.5	1
+2	user2	2.0	true	1.0	1	6	user6	6.0	true	3.0	1
+2	user2	2.0	true	1.0	1	7	user7	7.0	false	3.5	1
+2	user2	2.0	true	1.0	1	8	user8	8.0	true	4.0	1
+2	user2	2.0	true	1.0	1	9	user9	9.0	false	4.5	1
+3	user3	3.0	false	1.5	1	1	user1	1.0	false	0.5	1
+3	user3	3.0	false	1.5	1	2	user2	2.0	true	1.0	1
+3	user3	3.0	false	1.5	1	3	user3	3.0	false	1.5	1
+3	user3	3.0	false	1.5	1	4	user4	4.0	true	2.0	1
+3	user3	3.0	false	1.5	1	5	user5	5.0	false	2.5	1
+3	user3	3.0	false	1.5	1	6	user6	6.0	true	3.0	1
+3	user3	3.0	false	1.5	1	7	user7	7.0	false	3.5	1
+3	user3	3.0	false	1.5	1	8	user8	8.0	true	4.0	1
+3	user3	3.0	false	1.5	1	9	user9	9.0	false	4.5	1
+4	user4	4.0	true	2.0	1	1	user1	1.0	false	0.5	1
+4	user4	4.0	true	2.0	1	2	user2	2.0	true	1.0	1
+4	user4	4.0	true	2.0	1	3	user3	3.0	false	1.5	1
+4	user4	4.0	true	2.0	1	4	user4	4.0	true	2.0	1
+4	user4	4.0	true	2.0	1	5	user5	5.0	false	2.5	1
+4	user4	4.0	true	2.0	1	6	user6	6.0	true	3.0	1
+4	user4	4.0	true	2.0	1	7	user7	7.0	false	3.5	1
+4	user4	4.0	true	2.0	1	8	user8	8.0	true	4.0	1
+4	user4	4.0	true	2.0	1	9	user9	9.0	false	4.5	1
+5	user5	5.0	false	2.5	1	1	user1	1.0	false	0.5	1
+5	user5	5.0	false	2.5	1	2	user2	2.0	true	1.0	1
+5	user5	5.0	false	2.5	1	3	user3	3.0	false	1.5	1
+5	user5	5.0	false	2.5	1	4	user4	4.0	true	2.0	1
+5	user5	5.0	false	2.5	1	5	user5	5.0	false	2.5	1
+5	user5	5.0	false	2.5	1	6	user6	6.0	true	3.0	1
+5	user5	5.0	false	2.5	1	7	user7	7.0	false	3.5	1
+5	user5	5.0	false	2.5	1	8	user8	8.0	true	4.0	1
+5	user5	5.0	false	2.5	1	9	user9	9.0	false	4.5	1
+6	user6	6.0	true	3.0	1	1	user1	1.0	false	0.5	1
+6	user6	6.0	true	3.0	1	2	user2	2.0	true	1.0	1
+6	user6	6.0	true	3.0	1	3	user3	3.0	false	1.5	1
+6	user6	6.0	true	3.0	1	4	user4	4.0	true	2.0	1
+6	user6	6.0	true	3.0	1	5	user5	5.0	false	2.5	1
+6	user6	6.0	true	3.0	1	6	user6	6.0	true	3.0	1
+6	user6	6.0	true	3.0	1	7	user7	7.0	false	3.5	1
+6	user6	6.0	true	3.0	1	8	user8	8.0	true	4.0	1
+6	user6	6.0	true	3.0	1	9	user9	9.0	false	4.5	1
+7	user7	7.0	false	3.5	1	1	user1	1.0	false	0.5	1
+7	user7	7.0	false	3.5	1	2	user2	2.0	true	1.0	1
+7	user7	7.0	false	3.5	1	3	user3	3.0	false	1.5	1
+7	user7	7.0	false	3.5	1	4	user4	4.0	true	2.0	1
+7	user7	7.0	false	3.5	1	5	user5	5.0	false	2.5	1
+7	user7	7.0	false	3.5	1	6	user6	6.0	true	3.0	1
+7	user7	7.0	false	3.5	1	7	user7	7.0	false	3.5	1
+7	user7	7.0	false	3.5	1	8	user8	8.0	true	4.0	1
+7	user7	7.0	false	3.5	1	9	user9	9.0	false	4.5	1
+8	user8	8.0	true	4.0	1	1	user1	1.0	false	0.5	1
+8	user8	8.0	true	4.0	1	2	user2	2.0	true	1.0	1
+8	user8	8.0	true	4.0	1	3	user3	3.0	false	1.5	1
+8	user8	8.0	true	4.0	1	4	user4	4.0	true	2.0	1
+8	user8	8.0	true	4.0	1	5	user5	5.0	false	2.5	1
+8	user8	8.0	true	4.0	1	6	user6	6.0	true	3.0	1
+8	user8	8.0	true	4.0	1	7	user7	7.0	false	3.5	1
+8	user8	8.0	true	4.0	1	8	user8	8.0	true	4.0	1
+8	user8	8.0	true	4.0	1	9	user9	9.0	false	4.5	1
+9	user9	9.0	false	4.5	1	1	user1	1.0	false	0.5	1
+9	user9	9.0	false	4.5	1	2	user2	2.0	true	1.0	1
+9	user9	9.0	false	4.5	1	3	user3	3.0	false	1.5	1
+9	user9	9.0	false	4.5	1	4	user4	4.0	true	2.0	1
+9	user9	9.0	false	4.5	1	5	user5	5.0	false	2.5	1
+9	user9	9.0	false	4.5	1	6	user6	6.0	true	3.0	1
+9	user9	9.0	false	4.5	1	7	user7	7.0	false	3.5	1
+9	user9	9.0	false	4.5	1	8	user8	8.0	true	4.0	1
+9	user9	9.0	false	4.5	1	9	user9	9.0	false	4.5	1
+19	user19	19.0	false	9.5	1	1	user1	1.0	false	0.5	1
+19	user19	19.0	false	9.5	1	2	user2	2.0	true	1.0	1
+19	user19	19.0	false	9.5	1	3	user3	3.0	false	1.5	1
+19	user19	19.0	false	9.5	1	4	user4	4.0	true	2.0	1
+19	user19	19.0	false	9.5	1	5	user5	5.0	false	2.5	1
+19	user19	19.0	false	9.5	1	6	user6	6.0	true	3.0	1
+19	user19	19.0	false	9.5	1	7	user7	7.0	false	3.5	1
+19	user19	19.0	false	9.5	1	8	user8	8.0	true	4.0	1
+19	user19	19.0	false	9.5	1	9	user9	9.0	false	4.5	1
+20	user20	20.0	true	10.0	1	1	user1	1.0	false	0.5	1
+20	user20	20.0	true	10.0	1	2	user2	2.0	true	1.0	1
+20	user20	20.0	true	10.0	1	3	user3	3.0	false	1.5	1
+20	user20	20.0	true	10.0	1	4	user4	4.0	true	2.0	1
+20	user20	20.0	true	10.0	1	5	user5	5.0	false	2.5	1
+20	user20	20.0	true	10.0	1	6	user6	6.0	true	3.0	1
+20	user20	20.0	true	10.0	1	7	user7	7.0	false	3.5	1
+20	user20	20.0	true	10.0	1	8	user8	8.0	true	4.0	1
+20	user20	20.0	true	10.0	1	9	user9	9.0	false	4.5	1
+21	user21	21.0	false	10.5	1	1	user1	1.0	false	0.5	1
+
+-- !test_join6 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+
 -- !test_join1 --
 2	user2	2.0	1.0
 4	user4	4.0	2.0
@@ -1132,6 +1992,221 @@
 14	user14	14.0	7.0	14.0
 16	user16	16.0	8.0	16.0
 
+-- !test_join4 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+2	user2	2.0	true	1.0	1	1	user1	1.0	false	0.5	1
+2	user2	2.0	true	1.0	1	2	user2	2.0	true	1.0	1
+2	user2	2.0	true	1.0	1	3	user3	3.0	false	1.5	1
+2	user2	2.0	true	1.0	1	4	user4	4.0	true	2.0	1
+2	user2	2.0	true	1.0	1	5	user5	5.0	false	2.5	1
+2	user2	2.0	true	1.0	1	6	user6	6.0	true	3.0	1
+2	user2	2.0	true	1.0	1	7	user7	7.0	false	3.5	1
+2	user2	2.0	true	1.0	1	8	user8	8.0	true	4.0	1
+2	user2	2.0	true	1.0	1	9	user9	9.0	false	4.5	1
+3	user3	3.0	false	1.5	1	1	user1	1.0	false	0.5	1
+3	user3	3.0	false	1.5	1	2	user2	2.0	true	1.0	1
+3	user3	3.0	false	1.5	1	3	user3	3.0	false	1.5	1
+3	user3	3.0	false	1.5	1	4	user4	4.0	true	2.0	1
+3	user3	3.0	false	1.5	1	5	user5	5.0	false	2.5	1
+3	user3	3.0	false	1.5	1	6	user6	6.0	true	3.0	1
+3	user3	3.0	false	1.5	1	7	user7	7.0	false	3.5	1
+3	user3	3.0	false	1.5	1	8	user8	8.0	true	4.0	1
+3	user3	3.0	false	1.5	1	9	user9	9.0	false	4.5	1
+4	user4	4.0	true	2.0	1	1	user1	1.0	false	0.5	1
+4	user4	4.0	true	2.0	1	2	user2	2.0	true	1.0	1
+4	user4	4.0	true	2.0	1	3	user3	3.0	false	1.5	1
+4	user4	4.0	true	2.0	1	4	user4	4.0	true	2.0	1
+4	user4	4.0	true	2.0	1	5	user5	5.0	false	2.5	1
+4	user4	4.0	true	2.0	1	6	user6	6.0	true	3.0	1
+4	user4	4.0	true	2.0	1	7	user7	7.0	false	3.5	1
+4	user4	4.0	true	2.0	1	8	user8	8.0	true	4.0	1
+4	user4	4.0	true	2.0	1	9	user9	9.0	false	4.5	1
+5	user5	5.0	false	2.5	1	1	user1	1.0	false	0.5	1
+5	user5	5.0	false	2.5	1	2	user2	2.0	true	1.0	1
+5	user5	5.0	false	2.5	1	3	user3	3.0	false	1.5	1
+5	user5	5.0	false	2.5	1	4	user4	4.0	true	2.0	1
+5	user5	5.0	false	2.5	1	5	user5	5.0	false	2.5	1
+5	user5	5.0	false	2.5	1	6	user6	6.0	true	3.0	1
+5	user5	5.0	false	2.5	1	7	user7	7.0	false	3.5	1
+5	user5	5.0	false	2.5	1	8	user8	8.0	true	4.0	1
+5	user5	5.0	false	2.5	1	9	user9	9.0	false	4.5	1
+6	user6	6.0	true	3.0	1	1	user1	1.0	false	0.5	1
+6	user6	6.0	true	3.0	1	2	user2	2.0	true	1.0	1
+6	user6	6.0	true	3.0	1	3	user3	3.0	false	1.5	1
+6	user6	6.0	true	3.0	1	4	user4	4.0	true	2.0	1
+6	user6	6.0	true	3.0	1	5	user5	5.0	false	2.5	1
+6	user6	6.0	true	3.0	1	6	user6	6.0	true	3.0	1
+6	user6	6.0	true	3.0	1	7	user7	7.0	false	3.5	1
+6	user6	6.0	true	3.0	1	8	user8	8.0	true	4.0	1
+6	user6	6.0	true	3.0	1	9	user9	9.0	false	4.5	1
+7	user7	7.0	false	3.5	1	1	user1	1.0	false	0.5	1
+7	user7	7.0	false	3.5	1	2	user2	2.0	true	1.0	1
+7	user7	7.0	false	3.5	1	3	user3	3.0	false	1.5	1
+7	user7	7.0	false	3.5	1	4	user4	4.0	true	2.0	1
+7	user7	7.0	false	3.5	1	5	user5	5.0	false	2.5	1
+7	user7	7.0	false	3.5	1	6	user6	6.0	true	3.0	1
+7	user7	7.0	false	3.5	1	7	user7	7.0	false	3.5	1
+7	user7	7.0	false	3.5	1	8	user8	8.0	true	4.0	1
+7	user7	7.0	false	3.5	1	9	user9	9.0	false	4.5	1
+8	user8	8.0	true	4.0	1	1	user1	1.0	false	0.5	1
+8	user8	8.0	true	4.0	1	2	user2	2.0	true	1.0	1
+8	user8	8.0	true	4.0	1	3	user3	3.0	false	1.5	1
+8	user8	8.0	true	4.0	1	4	user4	4.0	true	2.0	1
+8	user8	8.0	true	4.0	1	5	user5	5.0	false	2.5	1
+8	user8	8.0	true	4.0	1	6	user6	6.0	true	3.0	1
+8	user8	8.0	true	4.0	1	7	user7	7.0	false	3.5	1
+8	user8	8.0	true	4.0	1	8	user8	8.0	true	4.0	1
+8	user8	8.0	true	4.0	1	9	user9	9.0	false	4.5	1
+9	user9	9.0	false	4.5	1	1	user1	1.0	false	0.5	1
+9	user9	9.0	false	4.5	1	2	user2	2.0	true	1.0	1
+9	user9	9.0	false	4.5	1	3	user3	3.0	false	1.5	1
+9	user9	9.0	false	4.5	1	4	user4	4.0	true	2.0	1
+9	user9	9.0	false	4.5	1	5	user5	5.0	false	2.5	1
+9	user9	9.0	false	4.5	1	6	user6	6.0	true	3.0	1
+9	user9	9.0	false	4.5	1	7	user7	7.0	false	3.5	1
+9	user9	9.0	false	4.5	1	8	user8	8.0	true	4.0	1
+9	user9	9.0	false	4.5	1	9	user9	9.0	false	4.5	1
+19	user19	19.0	false	9.5	1	1	user1	1.0	false	0.5	1
+19	user19	19.0	false	9.5	1	2	user2	2.0	true	1.0	1
+19	user19	19.0	false	9.5	1	3	user3	3.0	false	1.5	1
+19	user19	19.0	false	9.5	1	4	user4	4.0	true	2.0	1
+19	user19	19.0	false	9.5	1	5	user5	5.0	false	2.5	1
+19	user19	19.0	false	9.5	1	6	user6	6.0	true	3.0	1
+19	user19	19.0	false	9.5	1	7	user7	7.0	false	3.5	1
+19	user19	19.0	false	9.5	1	8	user8	8.0	true	4.0	1
+19	user19	19.0	false	9.5	1	9	user9	9.0	false	4.5	1
+20	user20	20.0	true	10.0	1	1	user1	1.0	false	0.5	1
+20	user20	20.0	true	10.0	1	2	user2	2.0	true	1.0	1
+20	user20	20.0	true	10.0	1	3	user3	3.0	false	1.5	1
+20	user20	20.0	true	10.0	1	4	user4	4.0	true	2.0	1
+20	user20	20.0	true	10.0	1	5	user5	5.0	false	2.5	1
+20	user20	20.0	true	10.0	1	6	user6	6.0	true	3.0	1
+20	user20	20.0	true	10.0	1	7	user7	7.0	false	3.5	1
+20	user20	20.0	true	10.0	1	8	user8	8.0	true	4.0	1
+20	user20	20.0	true	10.0	1	9	user9	9.0	false	4.5	1
+21	user21	21.0	false	10.5	1	1	user1	1.0	false	0.5	1
+
+-- !test_join5 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+2	user2	2.0	true	1.0	1	1	user1	1.0	false	0.5	1
+2	user2	2.0	true	1.0	1	2	user2	2.0	true	1.0	1
+2	user2	2.0	true	1.0	1	3	user3	3.0	false	1.5	1
+2	user2	2.0	true	1.0	1	4	user4	4.0	true	2.0	1
+2	user2	2.0	true	1.0	1	5	user5	5.0	false	2.5	1
+2	user2	2.0	true	1.0	1	6	user6	6.0	true	3.0	1
+2	user2	2.0	true	1.0	1	7	user7	7.0	false	3.5	1
+2	user2	2.0	true	1.0	1	8	user8	8.0	true	4.0	1
+2	user2	2.0	true	1.0	1	9	user9	9.0	false	4.5	1
+3	user3	3.0	false	1.5	1	1	user1	1.0	false	0.5	1
+3	user3	3.0	false	1.5	1	2	user2	2.0	true	1.0	1
+3	user3	3.0	false	1.5	1	3	user3	3.0	false	1.5	1
+3	user3	3.0	false	1.5	1	4	user4	4.0	true	2.0	1
+3	user3	3.0	false	1.5	1	5	user5	5.0	false	2.5	1
+3	user3	3.0	false	1.5	1	6	user6	6.0	true	3.0	1
+3	user3	3.0	false	1.5	1	7	user7	7.0	false	3.5	1
+3	user3	3.0	false	1.5	1	8	user8	8.0	true	4.0	1
+3	user3	3.0	false	1.5	1	9	user9	9.0	false	4.5	1
+4	user4	4.0	true	2.0	1	1	user1	1.0	false	0.5	1
+4	user4	4.0	true	2.0	1	2	user2	2.0	true	1.0	1
+4	user4	4.0	true	2.0	1	3	user3	3.0	false	1.5	1
+4	user4	4.0	true	2.0	1	4	user4	4.0	true	2.0	1
+4	user4	4.0	true	2.0	1	5	user5	5.0	false	2.5	1
+4	user4	4.0	true	2.0	1	6	user6	6.0	true	3.0	1
+4	user4	4.0	true	2.0	1	7	user7	7.0	false	3.5	1
+4	user4	4.0	true	2.0	1	8	user8	8.0	true	4.0	1
+4	user4	4.0	true	2.0	1	9	user9	9.0	false	4.5	1
+5	user5	5.0	false	2.5	1	1	user1	1.0	false	0.5	1
+5	user5	5.0	false	2.5	1	2	user2	2.0	true	1.0	1
+5	user5	5.0	false	2.5	1	3	user3	3.0	false	1.5	1
+5	user5	5.0	false	2.5	1	4	user4	4.0	true	2.0	1
+5	user5	5.0	false	2.5	1	5	user5	5.0	false	2.5	1
+5	user5	5.0	false	2.5	1	6	user6	6.0	true	3.0	1
+5	user5	5.0	false	2.5	1	7	user7	7.0	false	3.5	1
+5	user5	5.0	false	2.5	1	8	user8	8.0	true	4.0	1
+5	user5	5.0	false	2.5	1	9	user9	9.0	false	4.5	1
+6	user6	6.0	true	3.0	1	1	user1	1.0	false	0.5	1
+6	user6	6.0	true	3.0	1	2	user2	2.0	true	1.0	1
+6	user6	6.0	true	3.0	1	3	user3	3.0	false	1.5	1
+6	user6	6.0	true	3.0	1	4	user4	4.0	true	2.0	1
+6	user6	6.0	true	3.0	1	5	user5	5.0	false	2.5	1
+6	user6	6.0	true	3.0	1	6	user6	6.0	true	3.0	1
+6	user6	6.0	true	3.0	1	7	user7	7.0	false	3.5	1
+6	user6	6.0	true	3.0	1	8	user8	8.0	true	4.0	1
+6	user6	6.0	true	3.0	1	9	user9	9.0	false	4.5	1
+7	user7	7.0	false	3.5	1	1	user1	1.0	false	0.5	1
+7	user7	7.0	false	3.5	1	2	user2	2.0	true	1.0	1
+7	user7	7.0	false	3.5	1	3	user3	3.0	false	1.5	1
+7	user7	7.0	false	3.5	1	4	user4	4.0	true	2.0	1
+7	user7	7.0	false	3.5	1	5	user5	5.0	false	2.5	1
+7	user7	7.0	false	3.5	1	6	user6	6.0	true	3.0	1
+7	user7	7.0	false	3.5	1	7	user7	7.0	false	3.5	1
+7	user7	7.0	false	3.5	1	8	user8	8.0	true	4.0	1
+7	user7	7.0	false	3.5	1	9	user9	9.0	false	4.5	1
+8	user8	8.0	true	4.0	1	1	user1	1.0	false	0.5	1
+8	user8	8.0	true	4.0	1	2	user2	2.0	true	1.0	1
+8	user8	8.0	true	4.0	1	3	user3	3.0	false	1.5	1
+8	user8	8.0	true	4.0	1	4	user4	4.0	true	2.0	1
+8	user8	8.0	true	4.0	1	5	user5	5.0	false	2.5	1
+8	user8	8.0	true	4.0	1	6	user6	6.0	true	3.0	1
+8	user8	8.0	true	4.0	1	7	user7	7.0	false	3.5	1
+8	user8	8.0	true	4.0	1	8	user8	8.0	true	4.0	1
+8	user8	8.0	true	4.0	1	9	user9	9.0	false	4.5	1
+9	user9	9.0	false	4.5	1	1	user1	1.0	false	0.5	1
+9	user9	9.0	false	4.5	1	2	user2	2.0	true	1.0	1
+9	user9	9.0	false	4.5	1	3	user3	3.0	false	1.5	1
+9	user9	9.0	false	4.5	1	4	user4	4.0	true	2.0	1
+9	user9	9.0	false	4.5	1	5	user5	5.0	false	2.5	1
+9	user9	9.0	false	4.5	1	6	user6	6.0	true	3.0	1
+9	user9	9.0	false	4.5	1	7	user7	7.0	false	3.5	1
+9	user9	9.0	false	4.5	1	8	user8	8.0	true	4.0	1
+9	user9	9.0	false	4.5	1	9	user9	9.0	false	4.5	1
+19	user19	19.0	false	9.5	1	1	user1	1.0	false	0.5	1
+19	user19	19.0	false	9.5	1	2	user2	2.0	true	1.0	1
+19	user19	19.0	false	9.5	1	3	user3	3.0	false	1.5	1
+19	user19	19.0	false	9.5	1	4	user4	4.0	true	2.0	1
+19	user19	19.0	false	9.5	1	5	user5	5.0	false	2.5	1
+19	user19	19.0	false	9.5	1	6	user6	6.0	true	3.0	1
+19	user19	19.0	false	9.5	1	7	user7	7.0	false	3.5	1
+19	user19	19.0	false	9.5	1	8	user8	8.0	true	4.0	1
+19	user19	19.0	false	9.5	1	9	user9	9.0	false	4.5	1
+20	user20	20.0	true	10.0	1	1	user1	1.0	false	0.5	1
+20	user20	20.0	true	10.0	1	2	user2	2.0	true	1.0	1
+20	user20	20.0	true	10.0	1	3	user3	3.0	false	1.5	1
+20	user20	20.0	true	10.0	1	4	user4	4.0	true	2.0	1
+20	user20	20.0	true	10.0	1	5	user5	5.0	false	2.5	1
+20	user20	20.0	true	10.0	1	6	user6	6.0	true	3.0	1
+20	user20	20.0	true	10.0	1	7	user7	7.0	false	3.5	1
+20	user20	20.0	true	10.0	1	8	user8	8.0	true	4.0	1
+20	user20	20.0	true	10.0	1	9	user9	9.0	false	4.5	1
+21	user21	21.0	false	10.5	1	1	user1	1.0	false	0.5	1
+
+-- !test_join6 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+
 -- !test_join1 --
 2	user2	2.0	1.0
 4	user4	4.0	2.0
@@ -1191,3 +2266,218 @@
 24	user24	24.0	12.0	24.0
 26	user26	26.0	13.0	26.0
 
+-- !test_join4 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+2	user2	2.0	true	1.0	1	1	user1	1.0	false	0.5	1
+2	user2	2.0	true	1.0	1	2	user2	2.0	true	1.0	1
+2	user2	2.0	true	1.0	1	3	user3	3.0	false	1.5	1
+2	user2	2.0	true	1.0	1	4	user4	4.0	true	2.0	1
+2	user2	2.0	true	1.0	1	5	user5	5.0	false	2.5	1
+2	user2	2.0	true	1.0	1	6	user6	6.0	true	3.0	1
+2	user2	2.0	true	1.0	1	7	user7	7.0	false	3.5	1
+2	user2	2.0	true	1.0	1	8	user8	8.0	true	4.0	1
+2	user2	2.0	true	1.0	1	9	user9	9.0	false	4.5	1
+3	user3	3.0	false	1.5	1	1	user1	1.0	false	0.5	1
+3	user3	3.0	false	1.5	1	2	user2	2.0	true	1.0	1
+3	user3	3.0	false	1.5	1	3	user3	3.0	false	1.5	1
+3	user3	3.0	false	1.5	1	4	user4	4.0	true	2.0	1
+3	user3	3.0	false	1.5	1	5	user5	5.0	false	2.5	1
+3	user3	3.0	false	1.5	1	6	user6	6.0	true	3.0	1
+3	user3	3.0	false	1.5	1	7	user7	7.0	false	3.5	1
+3	user3	3.0	false	1.5	1	8	user8	8.0	true	4.0	1
+3	user3	3.0	false	1.5	1	9	user9	9.0	false	4.5	1
+4	user4	4.0	true	2.0	1	1	user1	1.0	false	0.5	1
+4	user4	4.0	true	2.0	1	2	user2	2.0	true	1.0	1
+4	user4	4.0	true	2.0	1	3	user3	3.0	false	1.5	1
+4	user4	4.0	true	2.0	1	4	user4	4.0	true	2.0	1
+4	user4	4.0	true	2.0	1	5	user5	5.0	false	2.5	1
+4	user4	4.0	true	2.0	1	6	user6	6.0	true	3.0	1
+4	user4	4.0	true	2.0	1	7	user7	7.0	false	3.5	1
+4	user4	4.0	true	2.0	1	8	user8	8.0	true	4.0	1
+4	user4	4.0	true	2.0	1	9	user9	9.0	false	4.5	1
+5	user5	5.0	false	2.5	1	1	user1	1.0	false	0.5	1
+5	user5	5.0	false	2.5	1	2	user2	2.0	true	1.0	1
+5	user5	5.0	false	2.5	1	3	user3	3.0	false	1.5	1
+5	user5	5.0	false	2.5	1	4	user4	4.0	true	2.0	1
+5	user5	5.0	false	2.5	1	5	user5	5.0	false	2.5	1
+5	user5	5.0	false	2.5	1	6	user6	6.0	true	3.0	1
+5	user5	5.0	false	2.5	1	7	user7	7.0	false	3.5	1
+5	user5	5.0	false	2.5	1	8	user8	8.0	true	4.0	1
+5	user5	5.0	false	2.5	1	9	user9	9.0	false	4.5	1
+6	user6	6.0	true	3.0	1	1	user1	1.0	false	0.5	1
+6	user6	6.0	true	3.0	1	2	user2	2.0	true	1.0	1
+6	user6	6.0	true	3.0	1	3	user3	3.0	false	1.5	1
+6	user6	6.0	true	3.0	1	4	user4	4.0	true	2.0	1
+6	user6	6.0	true	3.0	1	5	user5	5.0	false	2.5	1
+6	user6	6.0	true	3.0	1	6	user6	6.0	true	3.0	1
+6	user6	6.0	true	3.0	1	7	user7	7.0	false	3.5	1
+6	user6	6.0	true	3.0	1	8	user8	8.0	true	4.0	1
+6	user6	6.0	true	3.0	1	9	user9	9.0	false	4.5	1
+7	user7	7.0	false	3.5	1	1	user1	1.0	false	0.5	1
+7	user7	7.0	false	3.5	1	2	user2	2.0	true	1.0	1
+7	user7	7.0	false	3.5	1	3	user3	3.0	false	1.5	1
+7	user7	7.0	false	3.5	1	4	user4	4.0	true	2.0	1
+7	user7	7.0	false	3.5	1	5	user5	5.0	false	2.5	1
+7	user7	7.0	false	3.5	1	6	user6	6.0	true	3.0	1
+7	user7	7.0	false	3.5	1	7	user7	7.0	false	3.5	1
+7	user7	7.0	false	3.5	1	8	user8	8.0	true	4.0	1
+7	user7	7.0	false	3.5	1	9	user9	9.0	false	4.5	1
+8	user8	8.0	true	4.0	1	1	user1	1.0	false	0.5	1
+8	user8	8.0	true	4.0	1	2	user2	2.0	true	1.0	1
+8	user8	8.0	true	4.0	1	3	user3	3.0	false	1.5	1
+8	user8	8.0	true	4.0	1	4	user4	4.0	true	2.0	1
+8	user8	8.0	true	4.0	1	5	user5	5.0	false	2.5	1
+8	user8	8.0	true	4.0	1	6	user6	6.0	true	3.0	1
+8	user8	8.0	true	4.0	1	7	user7	7.0	false	3.5	1
+8	user8	8.0	true	4.0	1	8	user8	8.0	true	4.0	1
+8	user8	8.0	true	4.0	1	9	user9	9.0	false	4.5	1
+9	user9	9.0	false	4.5	1	1	user1	1.0	false	0.5	1
+9	user9	9.0	false	4.5	1	2	user2	2.0	true	1.0	1
+9	user9	9.0	false	4.5	1	3	user3	3.0	false	1.5	1
+9	user9	9.0	false	4.5	1	4	user4	4.0	true	2.0	1
+9	user9	9.0	false	4.5	1	5	user5	5.0	false	2.5	1
+9	user9	9.0	false	4.5	1	6	user6	6.0	true	3.0	1
+9	user9	9.0	false	4.5	1	7	user7	7.0	false	3.5	1
+9	user9	9.0	false	4.5	1	8	user8	8.0	true	4.0	1
+9	user9	9.0	false	4.5	1	9	user9	9.0	false	4.5	1
+19	user19	19.0	false	9.5	1	1	user1	1.0	false	0.5	1
+19	user19	19.0	false	9.5	1	2	user2	2.0	true	1.0	1
+19	user19	19.0	false	9.5	1	3	user3	3.0	false	1.5	1
+19	user19	19.0	false	9.5	1	4	user4	4.0	true	2.0	1
+19	user19	19.0	false	9.5	1	5	user5	5.0	false	2.5	1
+19	user19	19.0	false	9.5	1	6	user6	6.0	true	3.0	1
+19	user19	19.0	false	9.5	1	7	user7	7.0	false	3.5	1
+19	user19	19.0	false	9.5	1	8	user8	8.0	true	4.0	1
+19	user19	19.0	false	9.5	1	9	user9	9.0	false	4.5	1
+20	user20	20.0	true	10.0	1	1	user1	1.0	false	0.5	1
+20	user20	20.0	true	10.0	1	2	user2	2.0	true	1.0	1
+20	user20	20.0	true	10.0	1	3	user3	3.0	false	1.5	1
+20	user20	20.0	true	10.0	1	4	user4	4.0	true	2.0	1
+20	user20	20.0	true	10.0	1	5	user5	5.0	false	2.5	1
+20	user20	20.0	true	10.0	1	6	user6	6.0	true	3.0	1
+20	user20	20.0	true	10.0	1	7	user7	7.0	false	3.5	1
+20	user20	20.0	true	10.0	1	8	user8	8.0	true	4.0	1
+20	user20	20.0	true	10.0	1	9	user9	9.0	false	4.5	1
+21	user21	21.0	false	10.5	1	1	user1	1.0	false	0.5	1
+
+-- !test_join5 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+2	user2	2.0	true	1.0	1	1	user1	1.0	false	0.5	1
+2	user2	2.0	true	1.0	1	2	user2	2.0	true	1.0	1
+2	user2	2.0	true	1.0	1	3	user3	3.0	false	1.5	1
+2	user2	2.0	true	1.0	1	4	user4	4.0	true	2.0	1
+2	user2	2.0	true	1.0	1	5	user5	5.0	false	2.5	1
+2	user2	2.0	true	1.0	1	6	user6	6.0	true	3.0	1
+2	user2	2.0	true	1.0	1	7	user7	7.0	false	3.5	1
+2	user2	2.0	true	1.0	1	8	user8	8.0	true	4.0	1
+2	user2	2.0	true	1.0	1	9	user9	9.0	false	4.5	1
+3	user3	3.0	false	1.5	1	1	user1	1.0	false	0.5	1
+3	user3	3.0	false	1.5	1	2	user2	2.0	true	1.0	1
+3	user3	3.0	false	1.5	1	3	user3	3.0	false	1.5	1
+3	user3	3.0	false	1.5	1	4	user4	4.0	true	2.0	1
+3	user3	3.0	false	1.5	1	5	user5	5.0	false	2.5	1
+3	user3	3.0	false	1.5	1	6	user6	6.0	true	3.0	1
+3	user3	3.0	false	1.5	1	7	user7	7.0	false	3.5	1
+3	user3	3.0	false	1.5	1	8	user8	8.0	true	4.0	1
+3	user3	3.0	false	1.5	1	9	user9	9.0	false	4.5	1
+4	user4	4.0	true	2.0	1	1	user1	1.0	false	0.5	1
+4	user4	4.0	true	2.0	1	2	user2	2.0	true	1.0	1
+4	user4	4.0	true	2.0	1	3	user3	3.0	false	1.5	1
+4	user4	4.0	true	2.0	1	4	user4	4.0	true	2.0	1
+4	user4	4.0	true	2.0	1	5	user5	5.0	false	2.5	1
+4	user4	4.0	true	2.0	1	6	user6	6.0	true	3.0	1
+4	user4	4.0	true	2.0	1	7	user7	7.0	false	3.5	1
+4	user4	4.0	true	2.0	1	8	user8	8.0	true	4.0	1
+4	user4	4.0	true	2.0	1	9	user9	9.0	false	4.5	1
+5	user5	5.0	false	2.5	1	1	user1	1.0	false	0.5	1
+5	user5	5.0	false	2.5	1	2	user2	2.0	true	1.0	1
+5	user5	5.0	false	2.5	1	3	user3	3.0	false	1.5	1
+5	user5	5.0	false	2.5	1	4	user4	4.0	true	2.0	1
+5	user5	5.0	false	2.5	1	5	user5	5.0	false	2.5	1
+5	user5	5.0	false	2.5	1	6	user6	6.0	true	3.0	1
+5	user5	5.0	false	2.5	1	7	user7	7.0	false	3.5	1
+5	user5	5.0	false	2.5	1	8	user8	8.0	true	4.0	1
+5	user5	5.0	false	2.5	1	9	user9	9.0	false	4.5	1
+6	user6	6.0	true	3.0	1	1	user1	1.0	false	0.5	1
+6	user6	6.0	true	3.0	1	2	user2	2.0	true	1.0	1
+6	user6	6.0	true	3.0	1	3	user3	3.0	false	1.5	1
+6	user6	6.0	true	3.0	1	4	user4	4.0	true	2.0	1
+6	user6	6.0	true	3.0	1	5	user5	5.0	false	2.5	1
+6	user6	6.0	true	3.0	1	6	user6	6.0	true	3.0	1
+6	user6	6.0	true	3.0	1	7	user7	7.0	false	3.5	1
+6	user6	6.0	true	3.0	1	8	user8	8.0	true	4.0	1
+6	user6	6.0	true	3.0	1	9	user9	9.0	false	4.5	1
+7	user7	7.0	false	3.5	1	1	user1	1.0	false	0.5	1
+7	user7	7.0	false	3.5	1	2	user2	2.0	true	1.0	1
+7	user7	7.0	false	3.5	1	3	user3	3.0	false	1.5	1
+7	user7	7.0	false	3.5	1	4	user4	4.0	true	2.0	1
+7	user7	7.0	false	3.5	1	5	user5	5.0	false	2.5	1
+7	user7	7.0	false	3.5	1	6	user6	6.0	true	3.0	1
+7	user7	7.0	false	3.5	1	7	user7	7.0	false	3.5	1
+7	user7	7.0	false	3.5	1	8	user8	8.0	true	4.0	1
+7	user7	7.0	false	3.5	1	9	user9	9.0	false	4.5	1
+8	user8	8.0	true	4.0	1	1	user1	1.0	false	0.5	1
+8	user8	8.0	true	4.0	1	2	user2	2.0	true	1.0	1
+8	user8	8.0	true	4.0	1	3	user3	3.0	false	1.5	1
+8	user8	8.0	true	4.0	1	4	user4	4.0	true	2.0	1
+8	user8	8.0	true	4.0	1	5	user5	5.0	false	2.5	1
+8	user8	8.0	true	4.0	1	6	user6	6.0	true	3.0	1
+8	user8	8.0	true	4.0	1	7	user7	7.0	false	3.5	1
+8	user8	8.0	true	4.0	1	8	user8	8.0	true	4.0	1
+8	user8	8.0	true	4.0	1	9	user9	9.0	false	4.5	1
+9	user9	9.0	false	4.5	1	1	user1	1.0	false	0.5	1
+9	user9	9.0	false	4.5	1	2	user2	2.0	true	1.0	1
+9	user9	9.0	false	4.5	1	3	user3	3.0	false	1.5	1
+9	user9	9.0	false	4.5	1	4	user4	4.0	true	2.0	1
+9	user9	9.0	false	4.5	1	5	user5	5.0	false	2.5	1
+9	user9	9.0	false	4.5	1	6	user6	6.0	true	3.0	1
+9	user9	9.0	false	4.5	1	7	user7	7.0	false	3.5	1
+9	user9	9.0	false	4.5	1	8	user8	8.0	true	4.0	1
+9	user9	9.0	false	4.5	1	9	user9	9.0	false	4.5	1
+19	user19	19.0	false	9.5	1	1	user1	1.0	false	0.5	1
+19	user19	19.0	false	9.5	1	2	user2	2.0	true	1.0	1
+19	user19	19.0	false	9.5	1	3	user3	3.0	false	1.5	1
+19	user19	19.0	false	9.5	1	4	user4	4.0	true	2.0	1
+19	user19	19.0	false	9.5	1	5	user5	5.0	false	2.5	1
+19	user19	19.0	false	9.5	1	6	user6	6.0	true	3.0	1
+19	user19	19.0	false	9.5	1	7	user7	7.0	false	3.5	1
+19	user19	19.0	false	9.5	1	8	user8	8.0	true	4.0	1
+19	user19	19.0	false	9.5	1	9	user9	9.0	false	4.5	1
+20	user20	20.0	true	10.0	1	1	user1	1.0	false	0.5	1
+20	user20	20.0	true	10.0	1	2	user2	2.0	true	1.0	1
+20	user20	20.0	true	10.0	1	3	user3	3.0	false	1.5	1
+20	user20	20.0	true	10.0	1	4	user4	4.0	true	2.0	1
+20	user20	20.0	true	10.0	1	5	user5	5.0	false	2.5	1
+20	user20	20.0	true	10.0	1	6	user6	6.0	true	3.0	1
+20	user20	20.0	true	10.0	1	7	user7	7.0	false	3.5	1
+20	user20	20.0	true	10.0	1	8	user8	8.0	true	4.0	1
+20	user20	20.0	true	10.0	1	9	user9	9.0	false	4.5	1
+21	user21	21.0	false	10.5	1	1	user1	1.0	false	0.5	1
+
+-- !test_join6 --
+1	user1	1.0	false	0.5	1	1	user1	1.0	false	0.5	1
+1	user1	1.0	false	0.5	1	2	user2	2.0	true	1.0	1
+1	user1	1.0	false	0.5	1	3	user3	3.0	false	1.5	1
+1	user1	1.0	false	0.5	1	4	user4	4.0	true	2.0	1
+1	user1	1.0	false	0.5	1	5	user5	5.0	false	2.5	1
+1	user1	1.0	false	0.5	1	6	user6	6.0	true	3.0	1
+1	user1	1.0	false	0.5	1	7	user7	7.0	false	3.5	1
+1	user1	1.0	false	0.5	1	8	user8	8.0	true	4.0	1
+1	user1	1.0	false	0.5	1	9	user9	9.0	false	4.5	1
+
diff --git a/regression-test/suites/external_table_p0/hive/test_hive_topn_lazy_mat.groovy b/regression-test/suites/external_table_p0/hive/test_hive_topn_lazy_mat.groovy
index 1d603fd4e924a0..6ec5438a518892 100644
--- a/regression-test/suites/external_table_p0/hive/test_hive_topn_lazy_mat.groovy
+++ b/regression-test/suites/external_table_p0/hive/test_hive_topn_lazy_mat.groovy
@@ -137,6 +137,24 @@ suite("test_hive_topn_lazy_mat", "p0,external,hive,external_docker,external_dock
                 order by o.id, o.score desc, p.value asc 
                 limit ${limit};
             """
+
+            qt_test_join4  """
+                select  * from parquet_topn_lazy_mat_table  as a join orc_topn_lazy_mat_table as b 
+                where a.file_id = 1  and b.file_id = 1
+                order by a.id,b.id  limit 100;
+            """
+
+            qt_test_join5  """
+                select  * from parquet_topn_lazy_mat_table  as a join orc_topn_lazy_mat_table as b 
+                where a.file_id = 1  and b.file_id = 1
+                order by a.id,b.id  limit 100;
+            """
+
+            qt_test_join6  """
+                select  * from parquet_topn_lazy_mat_table  as a join orc_topn_lazy_mat_table as b 
+                where a.file_id = 1  and b.file_id = 1 and a.id = 1
+                order by a.id,b.id  limit 100;
+            """
         }
     }