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For systems without a commit/rollback mechanism available, one can undo a failed transaction with a compensating transaction, which will bring the system back to its initial state. Typically, this is only a workaround which has to be implemented manually and cannot guarantee that the system always ends in a consistent state.
Additional relevant information can be found at Help:Reverting#Rollback.. As an admin (or rollbacker), you may spend much of your time reverting changes made to pages. You may be familiar with the undo feature, which undoes the last edit to a page, and manual reverts, which allow you to revert to any edit of a page by opening any page history revision, clicking edit, and saving.
SQL refers to Structured Query Language, a kind of language used to access, update and manipulate database. In SQL, ROLLBACK is a command that causes all data changes since the last START TRANSACTION or BEGIN to be discarded by the relational database management systems (RDBMS), so that the state of the data is "rolled back" to the way it was before those changes were made.
Rollback is a feature of the MediaWiki software that runs Wikipedia. It allows the last user's consecutive edits on a given page to be undone with a single mouse click. On Wikipedia, rollback is used to undo problematic edits such as vandalism.
Chilling video footage obtained by The Post shows the cowardly brute roaming the edge of the platform while the victim appears to be looking at his phone as the train pulls into the station.
Lizard Squad was a black hat hacking group, mainly known for their claims of distributed denial-of-service (DDoS) attacks [1] primarily to disrupt gaming-related services.. On September 3, 2014, Lizard Squad seemingly announced that it had disbanded [2] only to return later on, claiming responsibility for a variety of attacks on prominent websites.
Keeping your account safe is important to us. If you think someone is trying to access or take over your account, there are some important steps you need to take to secure your information.
The man involved in the death of hockey player Adam Johnson has spoken out about the incident for the first time via a crowdfunding request for help with his legal fees.