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Lost data when rebuilding index #2206

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amber-moe opened this issue Jul 3, 2020 · 2 comments
Closed

Lost data when rebuilding index #2206

amber-moe opened this issue Jul 3, 2020 · 2 comments
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@darionyaphet @bright-starry-sky

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@amber-moe
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I have 19 records.

(user@nebula) [NBA]> GO FROM 100,101,102,103,104,105,106,107,108,109,110 OVER follow YIELD follow._src, follow._dst,follow.degree
=============================================
| follow._src | follow._dst | follow.degree |
=============================================
| 100         | 101         | 95            |
---------------------------------------------
| 100         | 102         | 91            |
---------------------------------------------
| 100         | 106         | 90            |
---------------------------------------------
| 101         | 100         | 95            |
---------------------------------------------
| 101         | 102         | 91            |
---------------------------------------------
| 102         | 101         | 75            |
---------------------------------------------
| 103         | 102         | 70            |
---------------------------------------------
| 104         | 103         | 50            |
---------------------------------------------
| 104         | 105         | 60            |
---------------------------------------------
| 105         | 104         | 83            |
---------------------------------------------
| 105         | 110         | 87            |
---------------------------------------------
| 106         | 100         | 88            |
---------------------------------------------
| 106         | 107         | 81            |
---------------------------------------------
| 107         | 106         | 92            |
---------------------------------------------
| 107         | 108         | 97            |
---------------------------------------------
| 108         | 109         | 95            |
---------------------------------------------
| 109         | 110         | 78            |
---------------------------------------------
| 110         | 105         | 85            |
---------------------------------------------
| 110         | 109         | 72            |
---------------------------------------------
Got 19 rows (Time spent: 2.463/4.873 ms)

image
image

But when I query with LOOKUP, only 11 are returned. 8 lost.
image

Dataset link: https://oss-cdn.nebula-graph.io/doc/example_data.zip
@whitewum
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is this data loss bug fixed in 1.0.1?

@CPWstatic
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As far as i know, this issue is not reproduced in latest version of nebula1.0 and nebula2.0. I'll close it firstly.

@jamieliu1023 jamieliu1023 mentioned this issue Aug 14, 2021
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@bright-starry-sky bright-starry-sky

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@darionyaphet @CPWstatic @amber-moe @whitewum @bright-starry-sky