Perform fast and efficient data analysis with the power of SQL

A Quick, Interactive Approach to Learning Analytics with SQL

An implementation of the `group_by` Haskell function for slice and strings

A familiar set of functions that operate on JavaScript iterables (ES2015+) in a similar way to .NET's LINQ does with enumerables.

a minimalist dataframe

Extensions and extras for tidy processing.

Simple Go utility for dynamic multi-level grouping (multi group) of slice elements based on custom key selectors

Reservoir Sampling for Group-By Queries in Flink Platform. Answering effectively Single Aggregate.

The PHP's library to provide simple data manipulaton tools.

Group values according to an indicator function and return group counts.

A SQL-based fraud detection project using PostgreSQL to analyze transaction data for a bank and uncover high-risk behaviors, repeat offenders, and location-based anomalies.

Analysis of past years' IPL data with help of complex SQL queries, visualized the outcome in tableau and drawn meaningful conclusions on the outcome

Basic MS-SQL queries to help beginners understand SQL concepts.

This repository contains text files that cover various concepts and functionalities in MySQL. Each file provides detailed explanations and examples, making it a valuable resource for learning and reference.

Split an object's own and inherited property values into two groups according to a predicate function.

https://www.youtube.com/playlist?list=PLQVXoXFVVtp1o3nq3-IXv42bPaFlzroBE

Group values according to an indicator function.

DW://master is an interactive educational platform for mastering data warehousing concepts — from core architecture to advanced slowly changing dimensions (SCD), schema design, IBM Watsonx.data lakehouse technology, and SQL aggregation analytics. Features an AI tutor powered by Claude Sonnet 4 that answers questions about each topic in real-time📊.

SQL Queries Activity

Split values into two groups according to a predicate function.