select cast(sum(case when datediff(month, last_purchase_date, @current_date) >= 6 then 1 else 0 end) * 100.0 / count(*) as decimal(10,2)) AS churn_rate_pct ...

When writing complex aggregations in SQL, you will encounter situations where you want to further process data that has already been aggregated. There are two ways to do this: subqueries and CTEs ...

SQL developers manage structured databases that power payments, healthcare, retail, and cloud systems. Cloud platforms increase demand for SQL skills, including scaling, backup systems, and security ...

Why is the language developers and DBAs use to organize data such a mess? Here are 13 reasons we wish we could quit SQL, even though we probably won't. For all its popularity and success, SQL is a ...

Structured Query Language, or SQL, is used to analyze large datasets. Today’s best SQL courses offer hands-on training for mastering database management. Structured Query Language, or SQL, is the ...

If you’ve always been in awe of folks using the Google Search Console API to do cool things, this article is a good read for you. You can use BigQuery with the GSC bulk data export to get some of the ...

pre-commit is a nice development tool to automatize the binding of pre-commit hooks. After installation and configuration pre-commit will run your hooks before you commit any change. CREATE OR REPLACE ...