This is a performance testing framework for Spark SQL in Apache Spark 2.2+. The framework contains twelve benchmarks that can be executed in local mode. They are organized into three classes and ...

--windows functions are really powerful and are somewhat like a group by - except they don't roll everything up into 1 row when grouping. --windows functions allow us to look at a partition or a group ...

Abstract: The iceberg cubing problem is to compute the multidimensional group-by partitions that satisfy given aggregation constraints. Pruning unproductive computation for iceberg cubing when ...

Generative artificial intelligence (AI) may have planted the seeds for the ongoing fervour over AI, but agentic AI is the true breakthrough that will revolutionise enterprise data pipelines and ...

Modern business intelligence demands speed, and utilizing AI tools for Excel is the ultimate way to hyper-charge your data workflows this year.

Abstract: User-Defined-Functions (UDFs) are a pivotal feature in modern DBMS, enabling the extension of native DBMS functionality with custom logic. However, the integration of UDFs into query ...

A new system of air crew security screening is taking off.

One of the greatest weaknesses of AI agents that read and understand vast amounts of enterprise data is "hallucination"—the generation of plausible-sounding but factually incorrect information. KAIST ...

Effective prompts use four core elements. Start by assigning a role, then give background context, state a clear task with an ...

phpMyAdmin is an open-source administration tool for MySQL and MariaDB. It is written in PHP and provides a user-friendly web interface that allows users to perform various database operations. From ...