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This article mainly introduces "how mysql returns the newly inserted id value". In daily operation, I believe many people have doubts about how mysql returns the newly inserted id value. Xiaobian consulted all kinds of data and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubt of "how mysql returns the newly inserted id value". Next, please follow the editor to study!

Used in today's project: the data table id is self-increasing, and will be returned as soon as a new record is inserted.

The id value of this insertion, the core code

Conn=DBUtilsC3P0.getInstance () .getConnection ()

Statement stmt = conn.createStatement ()

Stmt.executeUpdate (sql, Statement.RETURN_GENERATED_KEYS)

ResultSet newid = stmt.getGeneratedKeys ()

If (newid.next ()) {

Uid=newid.getInt (1)

}

At this point, the study on "how mysql returns the newly inserted id value" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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