Privacy Policy
Last updated: November 2026
Site Nature
OLAP Studio is an independent educational technical community. This site requires no registration, does not collect identifying information such as names or phone numbers, and does not sell personal data. This site displays advertisements through Google AdSense to cover hosting costs; cookies involved in advertising are described in the Google AdSense and Cookie Usage sections below. This site has no affiliation with the DuckDB Foundation or the official DuckDB project.
Information Collection
This site uses self-hosted Umami Analytics for privacy-friendly traffic statistics. Umami only collects anonymized data:
- Page Views — Which pages visited, time spent
- Referrer — How you found this site
- Device & Browser — Operating system, browser type, screen size
- Country-Level Location — Approximate geographic region (not precise)
Umami does not use Cookies, does not track individual users, and does not collect personal data. All data is anonymized by default.
Google AdSense
This site uses Google AdSense to display advertisements. Google, as a third-party vendor, uses Cookies to serve ads on this site.
Specifically, Google’s use of advertising Cookies enables it and its partners to serve ads to you based on your visits to this site and/or other sites on the Internet. Google may also use the DoubleClick DART Cookie for this purpose.
You may opt out of personalized advertising by visiting Google Ads Settings. Alternatively, you can opt out of a third-party vendor’s use of Cookies for personalized advertising by visiting www.aboutads.info.
For more information on how Google uses data when you use our partners’ sites or apps, see How Google uses information from sites or apps that use our services.
Cookie Usage
- Analytics: Umami Analytics uses privacy-friendly tracking (no Cookies).
- Advertising: Google AdSense and its partners may place Cookies for ad personalization, frequency capping, and ad measurement.
You can disable or manage Cookies at any time through your browser settings.
Third-Party Links
This website contains links to third-party sites (GitHub, documentation sites, etc.). We are not responsible for their privacy practices.
Data Security
We take reasonable technical measures to protect data security, but cannot guarantee absolute security.
Children’s Privacy
This site is not directed at children under the age of 13. We do not knowingly collect personal information from children under 13. If you are a parent or guardian and believe your child has provided us with personal information, please contact us and we will delete it.
Do Not Sell My Personal Information
We do not sell, trade, or rent users’ personal identification information to others. We do not sell personal information as defined under the California Consumer Privacy Act (CCPA).
Your Rights
- Opt-out of Analytics — Umami respects Do Not Track browser settings
- Control Cookies — Via browser settings
- Contact Us — For any privacy-related questions
Contact Us
Policy Updates
We may update this policy as the site evolves. Changes will be posted on this page.