A sample database with a set of simple query tasks to complete intended to help learn SQL from scratch. Includes database initialisation file (set_up_datbase.sql) and a set of example queries (example ...

SQL queries are powerful tools for data analysis, especially when you want to explore patterns, trends, and relationships in your data. In this article, you will learn how to use SQL queries to ...

SQL (Structured Query Language) has been with us for more than half a century and it’s not going away anytime soon. Popular in both traditional relational databases and newer NoSQL databases ...

This repository contains an analysis of a dataset (~10,000 rows) using R, focusing on data cleaning, handling missing values, and exploring relationships between business popularity and sentiment. It ...

Snowflake is adding generative AI-powered SQL functions to help data analysts and their organizations analyze unstructured data with SQL. These new AISQL functions will be part of Snowflake’s ...

In Power BI DirectQuery mode you can – for most data sources – use your own SQL query as the source for a table in your dataset. For example when connecting to the AdventureWorksDW 2017 sample ...