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MySQL database transaction processing encountered a small problem

The data in the database is like this before running again

111.png

Run the following code

123.png

Run The result is as follows:

222.png

The database data becomes:

333.png

I can’t see where there is a problem, is it me? Is there an error in usage? Hope you can give me some advice! ! !

寻觅 beyond寻觅 beyond2660 days ago1232

reply all(1)I'll reply

  • 寻觅 beyond

    寻觅 beyond2017-09-23 22:05:08

    I found the problem, I forgot to turn off automatic submission

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