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

Have you ever found yourself frustrated by Excel’s inability to handle ties in rankings without creating gaps in the sequence? Imagine analyzing employee salaries or sales performance, only to ...

1 Graduate School of Frontier Sciences, The University of Tokyo, Chiba, Japan 2 Graduate School of Engineering, The University of Tokyo, Tokyo, Japan Neural oscillation, particularly gamma oscillation ...

New DOJ exhibits reveal insights into how Google Search ranks content, Navboost, RankEmbed, and LLMs reshaping the future of search. The U.S. Department of Justice released several new trial exhibits ...

-- 1. Find the row number of each employee ordered by salary. [Use ROW_NUMBER() OVER (ORDER BY salary DESC)]. -- 3. Dense rank employees within each department based on salary. [Use DENSE_RANK() OVER ...

Alright. In the previous section, we've introduced ranking functions whose result was shown as an additional column in our query results. Our game table is pretty small, so it's easy to identify the ...

Abstract: We demonstrate Crowd Rank Eval, a novel framework for the evaluation of ranking functions for top-k spatial keyword queries. The framework enables researchers to study hypotheses regarding ...

Abstract: This paper preferences extraction and ranking functions in mobile search that captures the users' preferences in the form of concepts by mining their click through data. Due to the ...