for example, in a user group, a user can belong to multiple groups, and multiple users in a group need to do bidirectional caching because they need to obtain groupSet:getByUserId:xxx userSet:getByGroupId:xxx in both directions then role, permission r...
such as the title. even if it can reduce data inconsistencies, it cannot be completely eliminated. Is there any other way to compensate for ? Or what? ...
as a rookie, recently, when I learned about distributed consistency-related solutions, I found a very painful problem. Many places say that 2pc and 3PC are used, but there are still many problems with two-phase commit. Since this is the case, why do many...
such as the title, recently, when I was reading some articles on distributed transactions, I saw some nouns, such as TCC and 2PC , but after reading them for a long time, I felt that the two seemed to be about the same. I can t see the difference. I hop...
Why does the above figure emphasize that "after the only participant who received the commit message is dead ", even if a new coordinator is elected, the transaction status cannot be determined personal total feeling: suppose there are three part...
Project.updateOne(r, { $pull: { thunder2: { files: { _id: "5ab362d446f15936bcea7dd3" } } } }, function(err, data) { if (err) { res.send("") } else { ...
el-select is selected and displayed in the input box, but there are several kinds of options, including "on off ", so opening and closing cannot be selected at the same time. ...
recently, I have been using vue+ts to build a project. At first, I used ant-design-vue, on the vue project, but it does not have a version for typescript. Is there any UI framework that can be used in the vue+typescript environment? Want the on the PC s...
problem description vue-cli3.0TypeScriptTypeScriptsha256npm the environmental background of the problems and what methods you have tried npmsha256import [ts] "sha256 " " Users wangjie Desktop ts web node_modules _sha256@0.2.0@sha256 lib nodecrypto...
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>test< title> < head> <body> <button id="test" onclick="doit()">click< button> <P id= num ...