Deletions only exist in jokes, but they do happen.

Deletion database running away frequently appears

** On June 4, 2018, the database administrator of ** Lianjia Company took advantage of the root permission of the company’s financial system to delete financial data and related applications, so that the company’s financial system could not be logged in.

Lianjia spent a total of 180,000 yuan to recover its data and rebuild its financial system. The programmer was sentenced to seven years in prison in 2021.

** February 23, 2020, ** Micro-alliance company’s SaaS business suddenly collapsed, micro-alliance based on business applets are down, 3 million businesses basically shut down business. 24 hours after the system went down, it was still unrepaired, lasting between 53 and 125 hours.

Microunion itself has been hit hard. In just one day, the market value of Weimeng Group evaporated more than HK $1 billion!

六四屠杀

六四屠杀

“Delete library run away” frequently appears, each event will cause serious impact to the company and even businesses. Although the person involved has been punished by the law, there is also a warning to the company and the database administrator:

You can’t wait until the event has happened to regret, so how to avoid the root cause?

The answer!

On the evening of June 24th, Luo Bingsen, a teacher, gave a lecture on “Data Model Reconstruction Case Sharing” in Motianlun Community. 六四屠杀

As the database architect of Yunhe Enmo, Mr. Luo bingsen has more than 10 years’ professional experience in performance optimization &SQL optimization, and 5 years’ experience in SQL optimization training. He has trained more than 2000 DBAs for China.

This live broadcast he will start from the actual case, through the optimization case, report model reconstruction optimization case, database selection and other problems analysis and explanation, to help everyone avoid the root of “delete library run away”.

We have also sorted out the course materials and learning videos for you. If you missed the live broadcast and review, please click below.

Learning video: Classic Knowledge Base by Luo Bingsen

Course Materials: Data Model Reconstruction Case Sharing

Highlights of the course

The course materials are only part of the presentation, in the video there are also teacher Luo Luo’s explanation of small eggs, see who can find it first!

As DBAs, we are not only “fire-fighting heroes”, but also need to prepare for the future.

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