Abstract: We introduce a web-based SQL query visualisation tool aimed at improving students' understanding of SQL query execution. The tool, available as an Open Educational Resource (OER), allows ...

A nested set is a smart way to implement an ordered tree that allows for fast, non-recursive queries. For example, you can fetch all descendants of a node in a single query, no matter how deep the ...

Five formulas, fewer clicks, and a lot less spreadsheet suffering.

Abstract: The query tuning, which is mostly found in the syntax semantics of fuzzy logic inference algorithms, uses the query syntax of the boolean data type. Fuzzy logic inference is converted using ...

Package gocql implements a fast and robust Cassandra client for the Go programming language. Gocql has been tested in production against many versions of Cassandra. Due to limits in our CI setup we ...