The early grouping technique is a method for optimizing aggregate queries. It provides more opportunities for the query optimizers to find optimal plans because all possible placements of the GROUP-BY ...

In this paper, a query optimization method and its SQL statements for a web BBS are proposed using Oracle's new facilities – a window-based analytic function and a function-based index. Also, the ...

To improve query performance, we carried out the following optimization process: Initial Query Performance Analysis Using EXPLAIN. We began by analyzing the performance of a query using the EXPLAIN ...

By combining machine learning and adaptive query execution, query optimization in Presto could become smarter and more efficient over repeated use. Topics Spotlight: New Thinking about Cloud Computing ...

OpenAI’s AI LLM (Large Language Model) can handle programming languages as well as human languages, that’s well established. SQL developers rejoice – SQL code is included! Therefore, it follows that ...

This project involves analyzing a Spotify dataset with various attributes about tracks, albums, and artists using SQL. It covers an end-to-end process of normalizing a denormalized dataset, performing ...