Abstract: Querying data managed by database systems has been one of the most challenging tasks for database users. To bridge this gap, numerous interfaces have been developed with very different ...

OLAP, the abbreviation of Online Analytical Processing, queries and computes data and returns a result in real-time. Its application covers report viewing, data query, multidimensional analysis and ...

I started using APL for data analysis around 1972. The powerful language, based on a 1962 book by Ken Iverson, A Programming Language, was and is notable for three things: its use of Greek letters and ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Dany Lepage discusses the architectural ...

We use duckdb to analyze the stock data. When doing analysis, we found randomly it will return more results than expected. So after investigation, we made a constant repro for your debugging. During ...

Online analytical processing (OLAP) databases are purpose-built for handling analytical queries. Analytical queries run on online transaction-processing (OLTP) databases often take a long time to ...

Managing diverse big data is important, and yet it's just a means to an end. The end goal for savvy managers is to gain business value and drive organizational effectiveness from the data, not just ...