feat: Support more MySQL character sets and collations

[ssongliu]

No description provided.

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[wanghe-fit2cloud]

/lgtm

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
1.2% Duplication on New Code

See analysis details on SonarQube Cloud

[wanghe-fit2cloud]

/lgtm

[wanghe-fit2cloud]

/approve

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