Build Your Own Marketing Funnel Without GA4 — Sessions, Attribution, ROAS in SQL
Learn how to implement sessions, attribution, funnels, and ROAS with pure SQL — no expensive analytics tools needed.

Build Your Own Marketing Funnel Without GA4 — Sessions, Attribution, ROAS in SQL
Why Build It Yourself
Google Analytics 360, Amplitude, Mixpanel... Enterprise analytics tools come with hefty annual costs.
Hard to justify these costs at a startup. But with raw event logs, you can do the same analysis in SQL. 90% of core features these tools provide can be replicated with SQL.
1. Sessions — The Secret of 30-Minute Timeout
Related Posts

Tutorial
Data Analysis Cookbook: Master Data Analysis with SQL and Pandas
Learn data analysis with dual tracks: SQL (BigQuery) and Pandas. 85 interview prep problems.

Data & Analytics
Automating Data Quality Checks: SQL Templates for NULL, Duplicates, and Consistency
SQL checklist to catch data quality issues early. NULL checks, duplicates, referential integrity, range validation.

Data & Analytics
Anomaly Detection in SQL: Finding Outliers with Z-Score and IQR
Automatically detect abnormal data with SQL. Implement Z-Score, IQR, and percentile-based outlier detection.