HackerRank isn’t just a random collection of problems; they’ve organized their SQL section pretty well. You can find ...

A new hub is now live for Oracle Fusion Cloud developers, consultants and technical architects. SQL4Fusion blends a developer community with a live SQL editor, giving teams a faster and more reliable ...

In his decades-long career in tech journalism, Dennis has written about nearly every type of hardware and software. He was a founding editor of Ziff Davis’ Computer Select in the 1990s, senior ...

CoStar Group Inc. (CSGP) reported its second-quarter 2025 earnings, highlighting a robust performance with a 15% year-over-year increase in revenue, reaching $781 million. The company also achieved ...

I read with interest in the MDJ the report of Cobb Comm. Erick Allen’s meeting last week with members of the Powers Ferry Corridor Alliance. The recently-minted District 2 commissioner discussed a ...

New Jersey halted admissions at Elwyn, one of the state's largest group home providers. The state suspended admissions at three providers in May and June, a notable change from past actions in the ...

A youth has been charged with two counts of attempted murder after two people were stabbed in separate incidents with the same group of people on Aug. 11, although Greater Sudbury Police say they're ...

Objective:- Use aggregate functions and grouping to summarize data effectively using MySQL. Key Concepts Covered:- (1) Aggregation: Using SUM, COUNT, AVG, MAX, MIN functions (2) Grouping: Using GROUP ...