Merge branch '340106-document-pseudonymization-details-on-snowplow-guide' into 'master'

Document pseudonymization details on Snowplow Guide

See merge request gitlab-org/gitlab!71960

doc/development/snowplow/implementation.md

@@ -379,6 +379,9 @@ To test frontend events in development:
 - Turn off any ad blockers that would prevent Snowplow JS from loading in your environment.
 - Turn off "Do Not Track" (DNT) in your browser.
 
+All URLs are pseudonymized. The entity identifier [replaces](https://docs.snowplowanalytics.com/docs/collecting-data/collecting-from-own-applications/javascript-trackers/javascript-tracker/javascript-tracker-v2/tracker-setup/other-parameters-2/#Setting_a_custom_page_URL_and_referrer_URL) personally identifiable
+information (PII). PII includes usernames, group, and project names.
+
 #### Snowplow Analytics Debugger Chrome Extension
 
 Snowplow Analytics Debugger is a browser extension for testing frontend events. This works on production, staging, and local development environments.

doc/development/snowplow/index.md

@@ -153,6 +153,24 @@ ORDER BY collector_tstamp DESC
 LIMIT 20
 ```
 
+#### Last 100 page view events
+
+```sql
+SELECT
+  -- page_url,
+  -- page_title,
+  -- referer_url,
+  -- marketing_medium,
+  -- marketing_source,
+  -- marketing_campaign,
+  -- browser_window_width,
+  -- device_is_mobile
+  *
+FROM legacy.snowplow_page_views_30
+ORDER BY page_view_start DESC
+LIMIT 100
+```
+
 ### Web-specific parameters
 
 Snowplow JS adds [web-specific parameters](https://docs.snowplowanalytics.com/docs/collecting-data/collecting-from-own-applications/snowplow-tracker-protocol/#Web-specific_parameters) to all web events by default.

doc/development/snowplow/schemas.md

@@ -26,6 +26,10 @@ The [`StandardContext`](https://gitlab.com/gitlab-org/gitlab/-/blob/master/lib/g
 
 ## Default Schema
 
+Frontend events include a [web-specific schema](https://docs.snowplowanalytics.com/docs/understanding-your-pipeline/canonical-event/#Web-specific_fields) provided by Snowplow.
+All URLs are pseudonymized. The entity identifier [replaces](https://docs.snowplowanalytics.com/docs/collecting-data/collecting-from-own-applications/javascript-trackers/javascript-tracker/javascript-tracker-v2/tracker-setup/other-parameters-2/#Setting_a_custom_page_URL_and_referrer_URL) personally identifiable
+information (PII). PII includes usernames, group, and project names.
+
 | Field Name               | Required            | Type      | Description                                                                                                                      |
 |--------------------------|---------------------|-----------|----------------------------------------------------------------------------------------------------------------------------------|
 | `app_id`                   | **{check-circle}**  | string    | Unique identifier for website / application                                                                                      |