Community driven content discussing all aspects of software development from DevOps to design patterns. The SQL specification defines four transaction isolation levels, although a fifth transaction ...

Database systems are the backbone of contemporary data-driven applications, underpinning industries ranging from finance to scientific research. As data volumes surge and complexity increases, robust ...

Building a distributed database is complicated and needs to consider many factors. Previously, I discussed two important techniques, sharding and partitioning, for gaining greater throughput and ...

In Exchange Server, transaction logs act as a buffer storage between the user, memory, and database. Transaction logs are generated constantly and purged after a successful backup of the database. If ...