[n รจ ng - simplify] @ transactional (propagation = propagation. Requirements_new) is invalid

reference resources https://blog.csdn.net/hepei120/article/details/78058468 https://blog.csdn.net/yangquanwa/article/details/88578357 1, @ Transactional failed @There are many scenarios for Transactional failure. There are many articles under the research of interest. This paper focuses on the scenario of calling Spring transaction a ...

Posted by ruttiger on Tue, 02 Nov 2021 12:47:56 +0100

Spring - understand spring transactions, isolation and propagation

The importance of transactions is self-evident. Spring also provides very rich support for transactions, with all kinds of supported properties. However, many small partners know that there are two properties: Isolation Transmissibility 1. What is a transaction Database transaction refers to a series of operations performed as a single lo ...

Posted by longtone on Thu, 28 Oct 2021 21:51:12 +0200

Mysql transaction details

1, Mysql transaction concept Mysql transactions are mainly used to process data with large amount of operations and high complexity. For example, in the personnel management system, to delete a person, you need to delete not only the basic data of the person, but also the information related to the person, such as mailbox, article, etc. ...

Posted by ShimmyShine on Sun, 24 Oct 2021 15:54:06 +0200