[Bug] datetime type precision metadata error

[huyuanfeng2018]

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• I had searched in the issues and found no similar issues.

Version

2.0+

What's Wrong?

sql:
SELECT COLUMN_NAME,DATA_TYPE,COLUMN_SIZE,DECIMAL_DIGITS FROM `information_schema`.`COLUMNS` WHERE `TABLE_SCHEMA`= 'db' AND `TABLE_NAME`= 'table';

Something doesn't seem right here

What You Expected?

It should be COLUMN_SIZE

How to Reproduce?

No response

Anything Else?

No response

Are you willing to submit PR?

• Yes I am willing to submit a PR!

Code of Conduct

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