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adding unique index reports "duplicate entry" unexpectedly #56161

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tangenta opened this issue Sep 19, 2024 · 0 comments · Fixed by #56162
Closed

adding unique index reports "duplicate entry" unexpectedly #56161

tangenta opened this issue Sep 19, 2024 · 0 comments · Fixed by #56162
Labels
affects-6.5 This bug affects the 6.5.x(LTS) versions. affects-7.1 This bug affects the 7.1.x(LTS) versions. affects-7.5 This bug affects the 7.5.x(LTS) versions. affects-8.1 This bug affects the 8.1.x(LTS) versions. component/ddl This issue is related to DDL of TiDB. report/customer Customers have encountered this bug. severity/major type/bug The issue is confirmed as a bug.

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@tangenta
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Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

  1. Start a workload that contains DMLs(like REPLACE INTO) on the target table.
  2. Add a unique index.

2. What did you expect to see? (Required)

No error.

3. What did you see instead (Required)

Duplicate entry '?' for key 'idx'

4. What is your TiDB version? (Required)

c13eb90
@tangenta tangenta added type/bug The issue is confirmed as a bug. severity/major labels Sep 19, 2024
@tangenta tangenta changed the title Adding unique index reports "duplicated entry" unexpectedly adding unique index reports "duplicated entry" unexpectedly Sep 19, 2024
@tangenta tangenta changed the title adding unique index reports "duplicated entry" unexpectedly adding unique index reports "duplicate entry" unexpectedly Sep 19, 2024
@tangenta tangenta added affects-6.5 This bug affects the 6.5.x(LTS) versions. affects-7.1 This bug affects the 7.1.x(LTS) versions. affects-7.5 This bug affects the 7.5.x(LTS) versions. affects-8.1 This bug affects the 8.1.x(LTS) versions. and removed may-affects-5.4 This bug maybe affects 5.4.x versions. may-affects-6.1 labels Sep 19, 2024
@tangenta tangenta mentioned this issue Sep 19, 2024
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13 tasks
@jebter jebter added the component/ddl This issue is related to DDL of TiDB. label Sep 20, 2024
@ti-chi-bot ti-chi-bot bot closed this as completed in 083722a Sep 20, 2024
winoros pushed a commit to winoros/tidb that referenced this issue Sep 23, 2024
@tangenta @winoros
ddl: fix unexpected duplicate entry error when adding unique index (p…
b4a3246 
…ingcap#56162)

close pingcap#56161
@ti-chi-bot ti-chi-bot mentioned this issue Sep 24, 2024
Merged
13 tasks
ti-chi-bot bot pushed a commit that referenced this issue Sep 25, 2024
@ti-chi-bot
ddl: fix unexpected duplicate entry error when adding unique index (#…
a5265c1 
…56162) (#56264)

close #56161
@ti-chi-bot ti-chi-bot bot added the report/customer Customers have encountered this bug. label Sep 26, 2024
@ti-chi-bot ti-chi-bot mentioned this issue Nov 8, 2024
Merged
13 tasks
ti-chi-bot bot pushed a commit that referenced this issue Nov 11, 2024
@ti-chi-bot
ddl: fix unexpected duplicate entry error when adding unique index (#…
84e7152 
…56162) (#57225)

close #56161
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affects-6.5 This bug affects the 6.5.x(LTS) versions. affects-7.1 This bug affects the 7.1.x(LTS) versions. affects-7.5 This bug affects the 7.5.x(LTS) versions. affects-8.1 This bug affects the 8.1.x(LTS) versions. component/ddl This issue is related to DDL of TiDB. report/customer Customers have encountered this bug. severity/major type/bug The issue is confirmed as a bug.
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ddl: fix unexpected duplicate entry error when adding unique index tangenta/tidb
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