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记一次rr和硬件断点解决内存踩踏问题

  在日常的调试过程中,我们总会遇到一些有趣的 bug,在本文我就遇到了一个有意思的查询结果不一致问题。 故事的开始
  我们在测试 NebulaGraph 的  MATCH   语句的时候发现一个很神奇的事情: (root@nebula) [gdlancer]> match (v1)-[e*1..1]->(v2) where id(v1) in [1, 2, 3, 4] and (v2)-[e*1..1]->(v1) return e; +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | e                                                                                                                                                                                       | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | [[:Rel_5 2->2 @0 {Rel_5_0_Bool: true, Rel_5_1_Bool: true, Rel_5_2_Double: 0.533698, Rel_5_3_String: "Stephen Curry", Rel_5_4_Double: 0.162998}]]                                        | | [[:Rel_1 2->2 @0 {Rel_1_0_Int: 3, Rel_1_1_Int: 5, Rel_1_2_Int: 81, Rel_1_3_Double: 0.975062, Rel_1_4_Bool: true, Rel_1_5_Int: 59}]]                                                     | | [[:Rel_0 2->2 @0 {Rel_0_0_Bool: true, Rel_0_1_String: "Kevin Durant", Rel_0_2_String: "Joel Embiid", Rel_0_3_Int: 96, Rel_0_4_Double: 0.468568, Rel_0_5_Int: 98, Rel_0_6_Int: 77}]]     | | [[:Rel_2 2->2 @0 {Rel_2_0_Int: 38, Rel_2_1_Double: 0.120953, Rel_2_2_String: "Null1", Rel_2_3_Bool: false, Rel_2_4_Bool: true, Rel_2_5_Int: 6, Rel_2_6_String: "Tracy McGrady"}]]       | | [[:Rel_3 2->2 @0 {Rel_3_0_String: "Aron Baynes", Rel_3_1_String: "LeBron James", Rel_3_2_Double: 0.831096, Rel_3_3_Int: 11}]]                                                           | | [[:Rel_4 2->2 @0 {Rel_4_0_Bool: true, Rel_4_1_String: "Kevin Durant", Rel_4_2_Double: 0.71757, Rel_4_3_String: "Marc Gasol", Rel_4_4_Double: 0.285247, Rel_4_5_String: "Cory Joseph"}]] | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ Got 6 rows (time spent 146.7ms/168.31625ms)  Tue, 03 Jan 2023 14:10:03 CST  (root@nebula) [gdlancer]> match (v1)-[e*1..1]->(v2) where id(v1) in [1, 2, 3, 4] and (v2)-[e*1..1]->(v1) return e; +---+ | e | +---+ +---+ Empty set (time spent 30.67ms/58.220042ms)  Tue, 03 Jan 2023 14:10:05 CST
  同样的语句,两次查询的结果集居然不一样! 开始 Debug
  profile 出问题的语句: (root@nebula) [gdlancer]> profile  match (v1)-[e*1..1]->(v2) where id(v1) in [1, 2, 3, 4] and (v2)-[e*1..1]->(v1) return e; +---+ | e | +---+ +---+ Empty set (time spent 18.755ms/79.84375ms)  Execution Plan (optimize time 1656 us)  -----+----------------+--------------+------------------------------------------------------+---------------------------------------------------------------------------- | id | name           | dependencies | profiling data                                       | operator info                                                             | -----+----------------+--------------+------------------------------------------------------+---------------------------------------------------------------------------- | 12 | Project        | 11           | ver: 0, rows: 0, execTime: 17us, totalTime: 19us     | outputVar: {                                                              | |    |                |              |                                                      |   "colNames": [                                                           | |    |                |              |                                                      |     "e"                                                                   | |    |                |              |                                                      |   ],                                                                      | |    |                |              |                                                      |   "type": "DATASET",                                                      | |    |                |              |                                                      |   "name": "__Project_12"                                                  | |    |                |              |                                                      | }                                                                         | |    |                |              |                                                      | inputVar: __Filter_11                                                     | |    |                |              |                                                      | columns: [                                                                | |    |                |              |                                                      |   "$e"                                                                    | |    |                |              |                                                      | ]                                                                         | -----+----------------+--------------+------------------------------------------------------+---------------------------------------------------------------------------- | 11 | Filter         | 10           | ver: 0, rows: 0, execTime: 26us, totalTime: 29us     | outputVar: {                                                              | |    |                |              |                                                      |   "colNames": [                                                           | |    |                |              |                                                      |     "v1",                                                                 | |    |                |              |                                                      |     "e",                                                                  | |    |                |              |                                                      |     "v2"                                                                  | |    |                |              |                                                      |   ],                                                                      | |    |                |              |                                                      |   "type": "DATASET",                                                      | |    |                |              |                                                      |   "name": "__Filter_11"                                                   | |    |                |              |                                                      | }                                                                         | |    |                |              |                                                      | inputVar: __PatternApply_10                                               | |    |                |              |                                                      | condition: ((id($v1)==1) OR (id($v1)==2) OR (id($v1)==3) OR (id($v1)==4)) | |    |                |              |                                                      | isStable: false                                                           | -----+----------------+--------------+------------------------------------------------------+---------------------------------------------------------------------------- | 10 | PatternApply   | 6,9          | ver: 0, rows: 0, execTime: 84us, totalTime: 87us     | outputVar: {                                                              | |    |                |              |                                                      |   "colNames": [                                                           | |    |                |              |                                                      |     "v1",                                                                 | |    |                |              |                                                      |     "e",                                                                  | |    |                |              |                                                      |     "v2"                                                                  | |    |                |              |                                                      |   ],                                                                      | |    |                |              |                                                      |   "type": "DATASET",                                                      | |    |                |              |                                                      |   "name": "__PatternApply_10"                                             | |    |                |              |                                                      | }                                                                         | |    |                |              |                                                      | inputVar: {                                                               | |    |                |              |                                                      |   "rightVar": "__AppendVertices_9",                                       | |    |                |              |                                                      |   "leftVar": "__Project_6"                                                | |    |                |              |                                                      | }                                                                         | |    |                |              |                                                      | keyCols: [                                                                | |    |                |              |                                                      |   "id($-.v2)",                                                            | |    |                |              |                                                      |   "id($-.v1)"                                                             | |    |                |              |                                                      | ]                                                                         | -----+----------------+--------------+------------------------------------------------------+---------------------------------------------------------------------------- |  6 | Project        | 5            | ver: 0, rows: 18, execTime: 103us, totalTime: 106us  | outputVar: {                                                              | |    |                |              |                                                      |   "colNames": [                                                           | |    |                |              |                                                      |     "v1",                                                                 | |    |                |              |                                                      |     "e",                                                                  | |    |                |              |                                                      |     "v2"                                                                  | |    |                |              |                                                      |   ],                                                                      | |    |                |              |                                                      |   "name": "__Project_6",                                                  | |    |                |              |                                                      |   "type": "DATASET"                                                       | |    |                |              |                                                      | }                                                                         | |    |                |              |                                                      | inputVar: __AppendVertices_5                                              | |    |                |              |                                                      | columns: [                                                                | |    |                |              |                                                      |   "$-.v1 AS v1",                                                          | |    |                |              |                                                      |   "[__VAR_2 IN $-.e WHERE is_edge($__VAR_2)] AS e",                       | |    |                |              |                                                      |   "$-.v2 AS v2"                                                           | |    |                |              |                                                      | ]                                                                         | -----+----------------+--------------+------------------------------------------------------+---------------------------------------------------------------------------- |  5 | AppendVertices | 4            | {                                                    | outputVar: {                                                              | |    |                |              | ver: 0, rows: 18, execTime: 438us, totalTime: 1613us |   "colNames": [                                                           | |    |                |              | resp[2]: {                                           |     "v1",                                                                 | |    |                |              |   "exec": "308(us)",                                 |     "e",                                                                  | |    |                |              |   "host": "store1:9779",                             |     "v2"                                                                  | |    |                |              |   "total": "1114(us)"                                |   ],                                                                      | |    |                |              | }                                                    |   "name": "__AppendVertices_5",                                           | |    |                |              | total_rpc: 1350(us)                                  |   "type": "DATASET"                                                       | |    |                |              | resp[0]: {                                           | }                                                                         | |    |                |              |   "exec": "356(us)",                                 | inputVar: __Traverse_4                                                    | |    |                |              |   "host": "store3:9779",                             | space: 8                                                                  | |    |                |              |   "total": "1248(us)"                                | dedup: true                                                               | |    |                |              | }                                                    | limit: -1                                                                 | |    |                |              | resp[1]: {                                           | filter:                                                                   | |    |                |              |   "exec": "323(us)",                                 | orderBy: []                                                               | |    |                |              |   "host": "store2:9779",                             | src: none_direct_dst($-.e)                                                | |    |                |              |   "total": "966(us)"                                 | props: [                                                                  | |    |                |              | }                                                    |   {                                                                       | |    |                |              | }                                                    |     "tagId": 13,                                                          | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_tag"                                                              | |    |                |              |                                                      |     ]                                                                     | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "tagId": 12,                                                          | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_tag"                                                              | |    |                |              |                                                      |     ]                                                                     | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_tag"                                                              | |    |                |              |                                                      |     ],                                                                    | |    |                |              |                                                      |     "tagId": 11                                                           | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "tagId": 9,                                                           | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_tag"                                                              | |    |                |              |                                                      |     ]                                                                     | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "tagId": 10,                                                          | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_tag"                                                              | |    |                |              |                                                      |     ]                                                                     | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_tag"                                                              | |    |                |              |                                                      |     ],                                                                    | |    |                |              |                                                      |     "tagId": 14                                                           | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_tag"                                                              | |    |                |              |                                                      |     ],                                                                    | |    |                |              |                                                      |     "tagId": 15                                                           | |    |                |              |                                                      |   }                                                                       | |    |                |              |                                                      | ]                                                                         | |    |                |              |                                                      | exprs:                                                                    | |    |                |              |                                                      | vertex_filter:                                                            | |    |                |              |                                                      | if_track_previous_path: true                                              | -----+----------------+--------------+------------------------------------------------------+---------------------------------------------------------------------------- |  4 | Traverse       | 2            | {                                                    | outputVar: {                                                              | |    |                |              | ver: 0, rows: 18, execTime: 597us, totalTime: 2943us |   "colNames": [                                                           | |    |                |              | step[1]: [                                           |     "v1",                                                                 | |    |                |              |   {                                                  |     "e"                                                                   | |    |                |              |     "exec": "811(us)",                               |   ],                                                                      | |    |                |              |     "host": "store2:9779",                           |   "name": "__Traverse_4",                                                 | |    |                |              |     "storage_detail": {                              |   "type": "DATASET"                                                       | |    |                |              |       "GetNeighborsNode": "551(us)",                 | }                                                                         | |    |                |              |       "HashJoinNode": "415(us)",                     | inputVar: __Dedup_2                                                       | |    |                |              |       "RelNode": "551(us)",                          | space: 8                                                                  | |    |                |              |       "SingleEdgeNode": "391(us)"                    | dedup: true                                                               | |    |                |              |     },                                               | limit: -1                                                                 | |    |                |              |     "total": "2139(us)",                             | filter:                                                                   | |    |                |              |     "total_rpc_time": "2328(us)",                    | orderBy: []                                                               | |    |                |              |     "vertices": 2                                    | src: $-._vid                                                              | |    |                |              |   },                                                 | edgeTypes: []                                                             | |    |                |              |   {                                                  | edgeDirection: OUT_EDGE                                                   | |    |                |              |     "exec": "769(us)",                               | vertexProps:                                                              | |    |                |              |     "host": "store1:9779",                           | edgeProps: [                                                              | |    |                |              |     "storage_detail": {                              |   {                                                                       | |    |                |              |       "GetNeighborsNode": "259(us)",                 |     "type": 21,                                                           | |    |                |              |       "HashJoinNode": "177(us)",                     |     "props": [                                                            | |    |                |              |       "RelNode": "259(us)",                          |       "_src",                                                             | |    |                |              |       "SingleEdgeNode": "161(us)"                    |       "_type",                                                            | |    |                |              |     },                                               |       "_rank",                                                            | |    |                |              |     "total": "1938(us)",                             |       "_dst",                                                             | |    |                |              |     "total_rpc_time": "2328(us)",                    |       "Rel_5_0_Bool",                                                     | |    |                |              |     "vertices": 1                                    |       "Rel_5_1_Bool",                                                     | |    |                |              |   },                                                 |       "Rel_5_4_Double",                                                   | |    |                |              |   {                                                  |       "Rel_5_3_String",                                                   | |    |                |              |     "exec": "699(us)",                               |       "Rel_5_2_Double"                                                    | |    |                |              |     "host": "store6:9779",                           |     ]                                                                     | |    |                |              |     "storage_detail": {                              |   },                                                                      | |    |                |              |       "GetNeighborsNode": "161(us)",                 |   {                                                                       | |    |                |              |       "HashJoinNode": "152(us)",                     |     "props": [                                                            | |    |                |              |       "RelNode": "162(us)",                          |       "_src",                                                             | |    |                |              |       "SingleEdgeNode": "142(us)"                    |       "_type",                                                            | |    |                |              |     },                                               |       "_rank",                                                            | |    |                |              |     "total": "1735(us)",                             |       "_dst",                                                             | |    |                |              |     "total_rpc_time": "2328(us)",                    |       "Rel_1_0_Int",                                                      | |    |                |              |     "vertices": 1                                    |       "Rel_1_3_Double",                                                   | |    |                |              |   }                                                  |       "Rel_1_2_Int",                                                      | |    |                |              | ]                                                    |       "Rel_1_4_Bool",                                                     | |    |                |              | }                                                    |       "Rel_1_5_Int",                                                      | |    |                |              |                                                      |       "Rel_1_1_Int"                                                       | |    |                |              |                                                      |     ],                                                                    | |    |                |              |                                                      |     "type": 17                                                            | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "type": 16,                                                           | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_src",                                                             | |    |                |              |                                                      |       "_type",                                                            | |    |                |              |                                                      |       "_rank",                                                            | |    |                |              |                                                      |       "_dst",                                                             | |    |                |              |                                                      |       "Rel_0_6_Int",                                                      | |    |                |              |                                                      |       "Rel_0_0_Bool",                                                     | |    |                |              |                                                      |       "Rel_0_3_Int",                                                      | |    |                |              |                                                      |       "Rel_0_2_String",                                                   | |    |                |              |                                                      |       "Rel_0_4_Double",                                                   | |    |                |              |                                                      |       "Rel_0_1_String",                                                   | |    |                |              |                                                      |       "Rel_0_5_Int"                                                       | |    |                |              |                                                      |     ]                                                                     | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "type": 18,                                                           | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_src",                                                             | |    |                |              |                                                      |       "_type",                                                            | |    |                |              |                                                      |       "_rank",                                                            | |    |                |              |                                                      |       "_dst",                                                             | |    |                |              |                                                      |       "Rel_2_3_Bool",                                                     | |    |                |              |                                                      |       "Rel_2_1_Double",                                                   | |    |                |              |                                                      |       "Rel_2_4_Bool",                                                     | |    |                |              |                                                      |       "Rel_2_5_Int",                                                      | |    |                |              |                                                      |       "Rel_2_2_String",                                                   | |    |                |              |                                                      |       "Rel_2_6_String",                                                   | |    |                |              |                                                      |       "Rel_2_0_Int"                                                       | |    |                |              |                                                      |     ]                                                                     | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "type": 19,                                                           | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_src",                                                             | |    |                |              |                                                      |       "_type",                                                            | |    |                |              |                                                      |       "_rank",                                                            | |    |                |              |                                                      |       "_dst",                                                             | |    |                |              |                                                      |       "Rel_3_0_String",                                                   | |    |                |              |                                                      |       "Rel_3_3_Int",                                                      | |    |                |              |                                                      |       "Rel_3_1_String",                                                   | |    |                |              |                                                      |       "Rel_3_2_Double"                                                    | |    |                |              |                                                      |     ]                                                                     | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_src",                                                             | |    |                |              |                                                      |       "_type",                                                            | |    |                |              |                                                      |       "_rank",                                                            | |    |                |              |                                                      |       "_dst",                                                             | |    |                |              |                                                      |       "Rel_4_0_Bool",                                                     | |    |                |              |                                                      |       "Rel_4_2_Double",                                                   | |    |                |              |                                                      |       "Rel_4_5_String",                                                   | |    |                |              |                                                      |       "Rel_4_1_String",                                                   | |    |                |              |                                                      |       "Rel_4_4_Double",                                                   | |    |                |              |                                                      |       "Rel_4_3_String"                                                    | |    |                |              |                                                      |     ],                                                                    | |    |                |              |                                                      |     "type": 20                                                            | |    |                |              |                                                      |   }                                                                       | |    |                |              |                                                      | ]                                                                         | |    |                |              |                                                      | statProps:                                                                | |    |                |              |                                                      | exprs:                                                                    | |    |                |              |                                                      | random: false                                                             | |    |                |              |                                                      | steps: 1..1                                                               | |    |                |              |                                                      | vertex filter:                                                            | |    |                |              |                                                      | edge filter:                                                              | |    |                |              |                                                      | if_track_previous_path: false                                             | |    |                |              |                                                      | first step filter:                                                        | |    |                |              |                                                      | tag filter:                                                               | -----+----------------+--------------+------------------------------------------------------+---------------------------------------------------------------------------- |  2 | Dedup          | 1            | ver: 0, rows: 4, execTime: 16us, totalTime: 18us     | outputVar: {                                                              | |    |                |              |                                                      |   "colNames": [                                                           | |    |                |              |                                                      |     "_vid"                                                                | |    |                |              |                                                      |   ],                                                                      | |    |                |              |                                                      |   "type": "DATASET",                                                      | |    |                |              |                                                      |   "name": "__Dedup_2"                                                     | |    |                |              |                                                      | }                                                                         | |    |                |              |                                                      | inputVar: __VAR_1                                                         | -----+----------------+--------------+------------------------------------------------------+---------------------------------------------------------------------------- |  1 | PassThrough    | 3            | ver: 0, rows: 0, execTime: 14us, totalTime: 19us     | outputVar: {                                                              | |    |                |              |                                                      |   "colNames": [                                                           | |    |                |              |                                                      |     "_vid"                                                                | |    |                |              |                                                      |   ],                                                                      | |    |                |              |                                                      |   "type": "DATASET",                                                      | |    |                |              |                                                      |   "name": "__VAR_1"                                                       | |    |                |              |                                                      | }                                                                         | |    |                |              |                                                      | inputVar:                                                                 | -----+----------------+--------------+------------------------------------------------------+---------------------------------------------------------------------------- |  3 | Start          |              | ver: 0, rows: 0, execTime: 2us, totalTime: 29us      | outputVar: {                                                              | |    |                |              |                                                      |   "colNames": [],                                                         | |    |                |              |                                                      |   "type": "DATASET",                                                      | |    |                |              |                                                      |   "name": "__Start_3"                                                     | |    |                |              |                                                      | }                                                                         | -----+----------------+--------------+------------------------------------------------------+---------------------------------------------------------------------------- |  9 | AppendVertices | 8            | ver: 0, rows: 0, execTime: 46us, totalTime: 50us     | outputVar: {                                                              | |    |                |              |                                                      |   "colNames": [                                                           | |    |                |              |                                                      |     "v2",                                                                 | |    |                |              |                                                      |     "e",                                                                  | |    |                |              |                                                      |     "v1"                                                                  | |    |                |              |                                                      |   ],                                                                      | |    |                |              |                                                      |   "type": "DATASET",                                                      | |    |                |              |                                                      |   "name": "__AppendVertices_9"                                            | |    |                |              |                                                      | }                                                                         | |    |                |              |                                                      | inputVar: __Traverse_8                                                    | |    |                |              |                                                      | space: 8                                                                  | |    |                |              |                                                      | dedup: true                                                               | |    |                |              |                                                      | limit: -1                                                                 | |    |                |              |                                                      | filter:                                                                   | |    |                |              |                                                      | orderBy: []                                                               | |    |                |              |                                                      | src: none_direct_dst($-.e)                                                | |    |                |              |                                                      | props: [                                                                  | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_tag"                                                              | |    |                |              |                                                      |     ],                                                                    | |    |                |              |                                                      |     "tagId": 13                                                           | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_tag"                                                              | |    |                |              |                                                      |     ],                                                                    | |    |                |              |                                                      |     "tagId": 12                                                           | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "tagId": 11,                                                          | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_tag"                                                              | |    |                |              |                                                      |     ]                                                                     | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "tagId": 9,                                                           | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_tag"                                                              | |    |                |              |                                                      |     ]                                                                     | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "tagId": 10,                                                          | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_tag"                                                              | |    |                |              |                                                      |     ]                                                                     | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "tagId": 14,                                                          | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_tag"                                                              | |    |                |              |                                                      |     ]                                                                     | |    |                |              |                                                      |   },                                                                      | |    |                |              |                                                      |   {                                                                       | |    |                |              |                                                      |     "tagId": 15,                                                          | |    |                |              |                                                      |     "props": [                                                            | |    |                |              |                                                      |       "_tag"                                                              | |    |                |              |                                                      |     ]                                                                     | |    |                |              |                                                      |   }                                                                       | |    |                |              |                                                      | ]                                                                         | |    |                |              |                                                      | exprs:                                                                    | |    |                |              |                                                      | vertex_filter:                                                            | |    |                |              |                                                      | if_track_previous_path: true                                              | -----+----------------+--------------+------------------------------------------------------+---------------------------------------------------------------------------- |  8 | Traverse       | 7            | {                                                    | outputVar: {                                                              | |    |                |              | ver: 0, rows: 0, execTime: 4867us, totalTime: 9173us |   "colNames": [                                                           | |    |                |              | step[2]: [                                           |     "v2",                                                                 | |    |                |              |   {                                                  |     "e"                                                                   | |    |                |              |     "exec": "488(us)",                               |   ],                                                                      | |    |                |              |     "host": "store2:9779",                           |   "type": "DATASET",                                                      | |    |                |              |     "storage_detail": {                              |   "name": "__Traverse_8"                                                  | |    |                |              |       "GetNeighborsNode": "371(us)",                 | }                                                                         | |    |                |              |       "HashJoinNode": "261(us)",                     | inputVar: __Argument_7                                                    | |    |                |              |       "RelNode": "371(us)",                          | space: 8                                                                  | |    |                |              |       "SingleEdgeNode": "243(us)"                    | dedup: true                                                               | |    |                |              |     },                                               | limit: -1                                                                 | |    |                |              |     "total": "1509(us)",                             | filter:                                                                   | |    |                |              |     "total_rpc_time": "1948(us)",                    | orderBy: []                                                               | |    |                |              |     "vertices": 2                                    | src: id($-.v2)                                                            | |    |                |              |   },                                                 | edgeTypes: []                                                             | |    |                |              |   {                                                  | edgeDirection: OUT_EDGE                                                   | |    |                |              |     "exec": "331(us)",                               | vertexProps:                                                              | |    |                |              |     "host": "store3:9779",                           | edgeProps: [                                                              | |    |                |              |     "storage_detail": {                              |   {                                                                       | |    |                |              |       "GetNeighborsNode": "86(us)",                  |     "type": 21,                                                           | |    |                |              |       "HashJoinNode": "63(us)",                      |     "props": [                                                            | |    |                |              |       "RelNode": "86(us)",                           |       "_src",                                                             | |    |                |              |       "SingleEdgeNode": "54(us)"                     |       "_type",                                                            | |    |                |              |     },                                               |       "_rank",                                                            | |    |                |              |     "total": "1208(us)",                             |       "_dst",                                                             | |    |                |              |     "total_rpc_time": "1948(us)",                    |       "Rel_5_0_Bool",                                                     | |    |                |              |     "vertices": 1                                    |       "Rel_5_1_Bool",                                                     | |    |                |              |   },                                                 |       "Rel_5_4_Double",                                                   | |    |                |              |   {                                                  |       "Rel_5_3_String",                                                   | |    |                |              |     "exec": "686(us)",                               |       "Rel_5_2_Double"                                                    | |    |                |              |     "host": "store5:9779",                           |     ]                                                                     | |    |                |              |     "storage_detail": {                              |   },                                                                      | |    |                |              |       "GetNeighborsNode": "311(us)",                 |   {                                                                       | |    |                |              |       "HashJoinNode": "254(us)",                     |     "props": [                                                            | |    |                |              |       "RelNode": "311(us)",                          |       "_src",                                                             | |    |                |              |       "SingleEdgeNode": "237(us)"                    |       "_type",                                                            | |    |                |              |     },                                               |       "_rank",                                                            | |    |                |              |     "total": "1532(us)",                             |       "_dst",                                                             | |    |                |              |     "total_rpc_time": "1948(us)",                    |       "Rel_1_0_Int",                                                      | |    |                |              |     "vertices": 2                                    |       "Rel_1_3_Double",                                                   | |    |                |              |   },                                                 |       "Rel_1_2_Int",                                                      | |    |                |              |   {                                                  |       "Rel_1_4_Bool",                                                     | |    |                |              |     "exec": "467(us)",                               |       "Rel_1_5_Int",                                                      | |    |                |              |     "host": "store6:9779",                           |       "Rel_1_1_Int"                                                       | |    |                |              |     "storage_detail": {                              |     ],                                                                    | |    |                |              |       "GetNeighborsNode": "173(us)",                 |     "type": 17                                                            | |    |                |              |       "HashJoinNode": "124(us)",                     |   },                                                                      | |    |                |              |       "RelNode": "173(us)",                          |   {                                                                       | |    |                |              |       "SingleEdgeNode": "115(us)"                    |     "type": 16,                                                           | |    |                |              |     },                                               |     "props": [                                                            | |    |                |              |     "total": "1368(us)",                             |       "_src",                                                             | |    |                |              |     "total_rpc_time": "1948(us)",                    |       "_type",                                                            | |    |                |              |     "vertices": 1                                    |       "_rank",                                                            | |    |                |              |   },                                                 |       "_dst",                                                             | |    |                |              |   {                                                  |       "Rel_0_6_Int",                                                      | |    |                |              |     "exec": "494(us)",                               |       "Rel_0_0_Bool",                                                     | |    |                |              |     "host": "store1:9779",                           |       "Rel_0_3_Int",                                                      | |    |                |              |     "storage_detail": {                              |       "Rel_0_2_String",                                                   | |    |                |              |       "GetNeighborsNode": "238(us)",                 |       "Rel_0_4_Double",                                                   | |    |                |              |       "HashJoinNode": "147(us)",                     |       "Rel_0_1_String",                                                   | |    |                |              |       "RelNode": "239(us)",                          |       "Rel_0_5_Int"                                                       | |    |                |              |       "SingleEdgeNode": "137(us)"                    |     ]                                                                     | |    |                |              |     },                                               |   },                                                                      | |    |                |              |     "total": "1246(us)",                             |   {                                                                       | |    |                |              |     "total_rpc_time": "1948(us)",                    |     "type": 18,                                                           | |    |                |              |     "vertices": 1                                    |     "props": [                                                            | |    |                |              |   }                                                  |       "_src",                                                             | |    |                |              | ]                                                    |       "_type",                                                            | |    |                |              | step[3]: [                                           |       "_rank",                                                            | |    |                |              |   {                                                  |       "_dst",                                                             | |    |                |              |     "exec": "643(us)",                               |       "Rel_2_3_Bool",                                                     | |    |                |              |     "host": "store5:9779",                           |       "Rel_2_1_Double",                                                   | |    |                |              |     "storage_detail": {                              |       "Rel_2_4_Bool",                                                     | |    |                |              |       "GetNeighborsNode": "432(us)",                 |       "Rel_2_5_Int",                                                      | |    |                |              |       "HashJoinNode": "296(us)",                     |       "Rel_2_2_String",                                                   | |    |                |              |       "RelNode": "433(us)",                          |       "Rel_2_6_String",                                                   | |    |                |              |       "SingleEdgeNode": "272(us)"                    |       "Rel_2_0_Int"                                                       | |    |                |              |     },                                               |     ]                                                                     | |    |                |              |     "total": "1556(us)",                             |   },                                                                      | |    |                |              |     "total_rpc_time": "1913(us)",                    |   {                                                                       | |    |                |              |     "vertices": 3                                    |     "type": 19,                                                           | |    |                |              |   },                                                 |     "props": [                                                            | |    |                |              |   {                                                  |       "_src",                                                             | |    |                |              |     "exec": "581(us)",                               |       "_type",                                                            | |    |                |              |     "host": "store6:9779",                           |       "_rank",                                                            | |    |                |              |     "storage_detail": {                              |       "_dst",                                                             | |    |                |              |       "GetNeighborsNode": "255(us)",                 |       "Rel_3_0_String",                                                   | |    |                |              |       "HashJoinNode": "162(us)",                     |       "Rel_3_3_Int",                                                      | |    |                |              |       "RelNode": "256(us)",                          |       "Rel_3_1_String",                                                   | |    |                |              |       "SingleEdgeNode": "151(us)"                    |       "Rel_3_2_Double"                                                    | |    |                |              |     },                                               |     ]                                                                     | |    |                |              |     "total": "1612(us)",                             |   },                                                                      | |    |                |              |     "total_rpc_time": "1913(us)",                    |   {                                                                       | |    |                |              |     "vertices": 1                                    |     "type": 20,                                                           | |    |                |              |   },                                                 |     "props": [                                                            | |    |                |              |   {                                                  |       "_src",                                                             | |    |                |              |     "exec": "373(us)",                               |       "_type",                                                            | |    |                |              |     "host": "store2:9779",                           |       "_rank",                                                            | |    |                |              |     "storage_detail": {                              |       "_dst",                                                             | |    |                |              |       "GetNeighborsNode": "124(us)",                 |       "Rel_4_0_Bool",                                                     | |    |                |              |       "HashJoinNode": "93(us)",                      |       "Rel_4_2_Double",                                                   | |    |                |              |       "RelNode": "124(us)",                          |       "Rel_4_5_String",                                                   | |    |                |              |       "SingleEdgeNode": "84(us)"                     |       "Rel_4_1_String",                                                   | |    |                |              |     },                                               |       "Rel_4_4_Double",                                                   | |    |                |              |     "total": "1285(us)",                             |       "Rel_4_3_String"                                                    | |    |                |              |     "total_rpc_time": "1913(us)",                    |     ]                                 ...

80后民间神投手火了!网友中国男篮需要你还好NBA不让带铁锹这样的神投手国家男篮知道吗?三分大赛,没你我不看近来,在多个社交平台上,一位名叫滦南祁哥的农民大叔手持铁锹背对篮筐将球投进的视频走红。这位5米外就能用铁锹将球投花样滑冰世锦赛男子单人滑自由滑宇野昌磨获得第一名3月25日,日本选手宇野昌磨在比赛中,他以总分301。14分的成绩获得男子单人滑第一名。新华社记者张笑宇摄当日,世界花样滑冰锦标赛男子单人滑自由滑在日本埼玉举行。3月25日,日本选急需买一部手机,内存大耐用的。买什么牌子和型号的呢?如果只是需要大内存的手机,那每一家品牌都能满足,但有两点不得不提醒一下1中端机低端机高端机旗舰机对于大内存的定义不一样,对于中低端机来说256G就是大内存了,而高端机旗舰机则有51中画幅相机未来会普及吗?丰富细节,绚丽多彩,这两款相机的画质远超全画幅旗舰单反摄影圈有句老话,底大一级压死人,往往用来劝说新手入门最好选择价格更贵的入门全画幅,而不是CMOS尺寸相对较小的APSC画幅,因都说小米拉低了手机的售价,那到底拉低了哪些手机的售价?如果没有华为,性价比之后我国的手机就和当年的功能机一样,玩到头还是没有核心技术,还是被别人控制的一个组装机,小米没有拉低有技术的厂商的价,拉低的是同为高通芯片组装厂的价,也没拉低高在使用UPS电源的过程中应该注意哪些事项?在使用UPS电源的过程中应该注意哪些事项?在使用UPS电源的过程中首先要详细阅读不同品牌的用户指南(使用说明书),其中生产厂家都是给出系列的注意事项。虽然它在制造上采用了许多保护措糖尿病病发症酮症酸中毒是什么症状?糖尿病酮症酸中毒1。诱因糖尿病酮症酸中毒常发生在以下人群(1)初次确诊的1型糖尿病新发病人,或1型糖尿病病人停止胰岛素治疗后。(2)长期血糖控制不良的2型糖尿病病人,未能及时更改治史密斯对手肯定因欧文回归感到高兴,但我们就是要两连胜黄蜂以110104击败独行侠。赛后,黄蜂球员丹尼斯史密斯接受媒体采访,谈到了相关话题。之前我们去达拉斯的时候我跟球队谈了一次。史密斯在采访中表示。我不在乎凯里欧文是不是回来了,独行浙大杭师大等高校参赛全国桥牌通讯系列赛杭州揭幕3月26日,2023年全国桥牌通讯系列赛(杭州赛区)在拱墅区米市巷街道正式揭幕。本次比赛为全国桥牌协会通讯系列赛杭州赛区的首场比赛,与全国30个省市赛区同天同时段进行。比赛由中国桥香港高尔夫选手许龙一为港夺得亚巡赛史上首冠为期四天的首届国际都会高尔夫球锦标赛26日在香港落幕,中国香港选手许龙一以总杆数198杆低于标准杆12杆的成绩获得冠军。他也是1994年亚巡赛在香港成立以来第一位来自中国香港的冠军皮尔斯穆德里克踢得不好,是因为防他的沃克太强了直播吧3月27日讯英格兰传奇斯图尔特皮尔斯在talkSPORT的节目中谈到了穆德里克,并表示乌克兰主帅不应该让他和沃克对位。乌克兰02负于英格兰的比赛中,穆德里克表现平平。皮尔斯说
中国篮球还有复苏的可能吗?注册球员1万,为什么说一般人口1。25亿?显然篮协吹牛被打脸,中国篮球在于CBA还不错这几天的中国篮球运动发展报告出笑话了,这篮球人口就说得太多,这应该是许多人推算的,事实上我们国为什么在一些银行员工中,感觉信贷员地位比柜员高,也是银行核心中的核心员工?信贷员一般指的就是客户经理吧,客户经理在领导心中的地位高于柜员,这个基本是每个银行普遍的现象,之所以这样,最主要的原因在于客户经理是银行创收的主力,银行利润的主要来源就是靠客户经理医学生不考研可以吗?当然可以,其实考研不是医学生的唯一出路,大学五年其实并不是让你做什么,而是让你有独立思考的的能力,你想要做什么。作为医生,我觉得考研是大多数医学生的选择,而不是所有医学生的选择,目电子驾照来了,您知道怎么用吗?我已经于10月20日注册好了电子驾照,很方便便捷,移动行业快速发展,给人们日常生活带来了个便利。不用成天开车带着纸质的驾驶证了。就像人们说得那样4G改变生活,5G改变社会,说不定6残疾人怎么就业?谢谢邀请回答,残疾人就业有什么地方可以去,工资有多少?讲残疾人早工作,也好找,也不好找,总的来说残疾人,就业形势是乐观的,残疾人事业,多多方面,包括,生活,住房,婚烟,租房,生意,有氧运动指的是什么?有氧运动有哪些?有氧运动有以下好处。1。增强心脏功能,预防冠心病2。控制血压3。减脂4。增强肺功能5。增加骨骼密度,预防骨质疏松6。改善心理状态,舒缓压力有氧运动最常见的方式1。慢跑2。骑自行车车在常州月薪一万到一万五在常州算可以吗?任何人对满意的定义是不一样的。如果你是一个快递员,或者是一个司机,1万5肯定满意,如果你是一个企业的高管,1万5就是非常不满意。不满是向上的阶梯,但我们往往不能只停留在不满上,而是退休工资5K或6K的人是什么生活水平?他们还要交所得税吗?谢谢邀请。退休工资金50006000元是什么生活水平?这要看你所在城市的物价与消费情况而定。如果你是一二线城市或高消费城市,50006000元不显得多,可能过的也是紧紧巴巴如果你在作为DNF超时空漩涡团长,怎样才能快速辨别一个人够不够进团标准?说实在的,我想每一个开始当团长的兄弟都会觉得当团长是一件很累的事,其实最累的肯定是当初打乌龟20人组队的时候了,而现在虽然一般组队是8人,但却因为门槛高了,各项标准也就很复杂了,而赵睿事件持续发酵!到底是无奈还是炒作?赵睿做好自己,别管外界的喧嚣。俗话说的枪打出头鸟,正因为赵睿越来越强大,篮球打的越来越好,球场上越来越有全局观,某些方面超越了一些人心目中的偶像,自会眼红妒忌,这些人为了发泄情绪,你如何看待伊藤美诚再次口出狂言2022世乒赛要团体赛全胜?永不言败的年轻人值得敬佩!伊藤又在口出狂言,伊藤美诚这样的大话说的太多了,牛皮不知让她吹破了几次,在赛场上满含热泪,垂头丧气走下赛场还不是这位爱说大话的小姑娘吗?!输赢在硬势力,我
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