Abstract: In the big data analysis scenarios, there are complex and diverse query tasks. Query optimization technology improves the query processing performance of the database system by generating ...

Existing index tuners typically rely on the “what if” API provided by the query optimizer to estimate the execution cost of a query on top of an index configuration. Such cost estimates can be ...

In this tutorial, we build an advanced Agentic Retrieval-Augmented Generation (RAG) system that goes beyond simple question answering. We design it to intelligently route queries to the right ...

Abstract: Nowadays, businesses generate large volumes of data that must be stored in a reliable database. Among the available options, relational database management systems (RDBMS) are widely adopted ...

Altus 4 is an intelligent search-as-a-service platform that leverages MySQL's built-in full-text search capabilities while adding AI-powered optimizations and enhancements. Instead of requiring users ...

Google’s query fan-out technique issues multiple background searches based on initial question. This system is active across AI Mode, Deep Search, and some AI Overview results. The approach relies on ...

Have you ever spent hours wrestling with messy spreadsheets, trying to clean up data that just won’t cooperate? Or maybe you’ve found yourself manually merging files, painstakingly copying and pasting ...

Have you ever found yourself staring at a sprawling Excel workbook, wondering if you’re using the right tool for the job? Between Power Query, Power Pivot, and VBA, it’s easy to feel like you’re ...

Hello there! 👋 I'm Jin, a BI Developer with a passion for all things data, Proficient in Python, SQL and Power BI ...

A quantum computer can solve optimization problems faster than classical supercomputers, a process known as "quantum advantage" and demonstrated by a USC researcher in a paper recently published in ...

Query optimization lies at the heart of modern database management systems, striving to identify the most efficient access and execution plan for a given declarative query. Traditional optimisers ...