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Unsupported modify charset from latin1 to utf8mb4 #34008
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component/charset
feature/accepted
This feature request is accepted by product managers
sig/sql-infra
SIG: SQL Infra
type/enhancement
The issue or PR belongs to an enhancement.
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Reminiscent
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type/enhancement
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component/charset
and removed
type/bug
The issue is confirmed as a bug.
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Apr 15, 2022
We don't have a plan to support it in a short time. |
this affects POC user. |
this shall work |
zimulala
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SIG: SQL Infra
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This feature request is accepted by product managers
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Apr 26, 2022
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Labels
component/charset
feature/accepted
This feature request is accepted by product managers
sig/sql-infra
SIG: SQL Infra
type/enhancement
The issue or PR belongs to an enhancement.
Working Progress
Implementation
Alter table ... charset
stmts #34562Bugs
latin1
toutf8mb3
#34720Docs
latin1
as an alias forutf8mb4
docs-cn#9522Bug Report
Unsupported modify charset from latin1 to utf8mb4
1. Minimal reproduce step (Required)
MySQL [test]> create table t2(a varchar(20) )CHARSET=latin1;
MySQL [test]> insert into t2 values('😊');
MySQL [test]> alter table t2 DEFAULT CHARACTER SET utf8mb4;
2. What did you expect to see? (Required)
Query OK
3. What did you see instead (Required)
ERROR 8200 (HY000): Unsupported modify charset from latin1 to utf8mb4
4. What is your TiDB version? (Required)
v5.2.2
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