Which technique can be used to synchronize data sources?
Mirror Computing: Mirror computing is used to provide different sources with an exact copy of a data set. Especially useful for backup, mirror computing provides an exact copy to just one other location — source to target.
What is synchronization give an example?
Synchronized method is used to lock an object for any shared resource. When a thread invokes a synchronized method, it automatically acquires the lock for that object and releases it when the thread completes its task. TestSynchronization2.java. //example of java synchronized method. class Table{
What are the approaches to data synchronisation?
(Approach 1). Upload items to the server, server overwrites user’s items with this. The problem here, of course, is that another client can update items in the server while this client is doing sync, and when it uploads the results, the updates of former client will be lost.
Is there a winner in database synchronization?
This method lacks any concept of a “winner” when a given record has been modified in both copies of your database. The imported record data will always “win” over the data in the existing record that is being imported into. Using a tool can greatly simplify implementing a full-function sync system.
What is the difference between local and Remote Synchronization?
Local synchronization involves devices and computers that are next to each other, while remote synchronization takes place over a mobile network. Data must always be consistent throughout the data record.
What are the requirements for employee data synchronization?
FR1 —Employee data synchronization should be done between input data sources and target data source. This requirement includes requirements FR1.1–FR1.7. FR1.1 —By starting synchronization process a configuration information should be taken from configuration file. FR1.2 —If needed, data from source database should be taken.