A question asked about data contained in two or more tables in a relational database. The relational query must specify the tables required and what the condition is that links them; for example, ...
Ryan Betts is CTO at VoltDB. Recently Max Schireson, CEO of MongoDB, shared his thoughts on relational databases. His statements deserve a direct and frank opposing response. Let’s walk through the ...
Boost your SQL interview readiness with these 35 carefully selected SQL Interview Questions and Answers. Includes real-world ...
Designing an appropriate set of indexes can be one of the more troubling aspects of developing efficient relational database applications. Perhaps, the most important thing you can do to assure ...
Couchbase Inc., long the champion of its "world's highest-performing NoSQL distributed database platform," has apparently decided that this SQL stuff isn't so bad after all, having announced a new ...
The Internet of Things is creating serious new security risks. We examine the possibilities and the dangers. Read now Fifty years ago, relational databases were neither ubiquitous nor standardized.
NoSQL databases arose in response to the limitations of using SQL (Structured Query Language) for database queries. NoSQL databases store and manage data in ways that enable high operational speed and ...
Transactional cloud databases come in all shapes and sizes, from simple key-value stores to planet-scale distributed relational databases. Here’s how to choose the right cloud database for your ...
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