In this post, we'll apply security technologies for stored data. It's helpful to remember that we can't depend upon underlying infrastructure to secure data in the cloud, so we are focused on applying ...

Imagine working on a key document in Google Drive, only to find out later that someone made unwanted changes. To prevent this ...

Lock contention issues can be frustrating problems to investigate and debug. But anytime a database system is involved, the potential exists for locking to cause concurrency problems. Before blaming ...

Designing and implementing a proper database for application development is a complex and time-consuming task. The choices made during database and application design will impact the usefulness of the ...

An explicit lock provides the needed protection. Before the first DATA step, execute a LOCK statement to acquire exclusive access to the file. If exclusive access cannot be obtained, the LOCK ...