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Can't not load stat when new collation is enabled. #31765

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wjhuang2016 opened this issue Jan 18, 2022 · 1 comment · Fixed by #33146
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Can't not load stat when new collation is enabled. #31765

wjhuang2016 opened this issue Jan 18, 2022 · 1 comment · Fixed by #33146
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affects-4.0 This bug affects 4.0.x versions. affects-5.0 This bug affects 5.0.x versions. affects-5.1 This bug affects 5.1.x versions. affects-5.2 This bug affects 5.2.x versions. affects-5.3 This bug affects 5.3.x versions. affects-5.4 This bug affects 5.4.x versions. severity/moderate type/bug The issue is confirmed as a bug.

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@wjhuang2016
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wjhuang2016 commented Jan 18, 2022 •
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Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

load stat "xxxx";

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

No error

3. What did you see instead (Required)

ERROR 1406 (22001): Data Too Long, field len 40, data len 72

4. What is your TiDB version? (Required)

master
@wjhuang2016 wjhuang2016 added type/bug The issue is confirmed as a bug. affects-4.0 This bug affects 4.0.x versions. affects-5.0 This bug affects 5.0.x versions. affects-5.1 This bug affects 5.1.x versions. affects-5.2 This bug affects 5.2.x versions. affects-5.3 This bug affects 5.3.x versions. affects-5.4 This bug affects 5.4.x versions. severity/moderate labels Jan 18, 2022
@wjhuang2016
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This is caused by we convert the stat into column's type. But the sortKey's length may be longer.

@wjhuang2016 wjhuang2016 mentioned this issue Mar 16, 2022
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ti-chi-bot pushed a commit that referenced this issue Mar 16, 2022
@wjhuang2016
statistics: fix load stat for new collation column (#33146)
128dc16 
close #31765
This was referenced Mar 16, 2022
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affects-4.0 This bug affects 4.0.x versions. affects-5.0 This bug affects 5.0.x versions. affects-5.1 This bug affects 5.1.x versions. affects-5.2 This bug affects 5.2.x versions. affects-5.3 This bug affects 5.3.x versions. affects-5.4 This bug affects 5.4.x versions. severity/moderate type/bug The issue is confirmed as a bug.
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statistics: fix load stat for new collation column wjhuang2016/tidb
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