A Query is a tool that retrieves data from a single table or multiple tables; it is the most powerful tool to analyze your data in Microsoft Access; Basically, a Query is just a question presented in ...

Query compilation and execution form the critical backbone of database systems, where high-level queries are translated into efficient low-level machine code and then executed to retrieve data.

Schema design, indexes, queries, configs, I/O... what could go wrong? Follow these 10 essential tips to keep your MySQL servers humming. MySQL is the world’s most widely used open source database, and ...

A new generation of graph databases has taken hold, and a generation of query languages has arrived alongside them. The assorted graph database query languages include the likes of Gremlin, Cypher, ...

The lingua franca of databases, Structured Query Language is ubiquitous, powerful, and important for developers to understand. Start with these tips. Since Structured Query Language was invented in ...

This online data science specialization is ideal for learners interested in database design, database software fundamentals, and how to use Structured Query Language (SQL) to work with databases. You ...

When I started writing SQL, I was never worried about security; I was worried that I would write a bad query that would crash the database. And it was really easy to write SQL that would consume 100 ...

One way to slow down your application is to make multiple trips to the database. Here's a way to cut those trips in half (at least) and it has to do with the EntityFramework.Extended library. In an ...

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.