The Transaction Log Is a Pendone Log?

The rithead log is a pendone log that keeps all the changes. In some ways, it kind of behaves similar to e similar to senty. The next issue that they brought up that was really interesting is this issue of concurrency. There's more than one query being executed at any given time. And in order to fix this thing, data bases implement what they call latches,. which are more or less just light weight locks.