As the volumes of data generated by organizations get larger and larger, data professionals face a dilemma: Must database bills get bigger in the process? And, increasingly, IT shops with an eye on ...

Nowadays, huge volumes of unstructured data are generated, and this cannot be restricted to standardized text inputs for the RDBMS. For example, every corporate entity has applications that generate ...

Databases store sets of data about products, customers, orders and other facets of business operations for use in transaction processing or BI and analytics applications. A database management system ...

Migrating from an RDBMS to NoSQL can improve scalability and flexibility. Explore top NoSQL databases and best practices for migrating data. The phenomenon of big data continues to underscore the ...

Last issue I talked about Thor Technologies, its new round of funding and its “best of breed” solutions. But what the Thor folks really wanted to talk about was the use of SQL-based relational ...

There is a typical story cycle in IT: Every new technology destroys and replaces an older one. PCs displaced mini-computers. Smartphones unseated cameras and flip phones. Online streaming wipes out ...

Relational database management systems (RDBMS) rely on an optimizer (or relational optimizer) that transforms SQL statements into executable code. Before any SQL statement can be run by the RDBMS, the ...

DBMSにはRDBMS以外にもさまざまな種類が存在する。どのDBMSを使用するかを決める前に、それぞれの長所と短所を知っておくことが大切だ。RDBMSをはじめとする主要DBMSを解説する ...