1 br Nodejs inserts data into the data
2mysql
utf8mb4
3,
the front end uses react+redux,
4. I guess the problem lies in the character encoding here
1 br Nodejs inserts data into the data
2mysql
utf8mb4
3,
the front end uses react+redux,
4. I guess the problem lies in the character encoding here
has been solved, not only to change the database character set to the specified utf8mb4, data connection, but also to set chatset to utf8mb4
reference 1:mysql npmjs
Ref. 2: blog
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