Any risks with adding a custom cookieName when tracking has been live for some time?

[dilyan]

@Olzi This is getting quite old now but it might give you some inspiration about how to implement the migration logic:

Javascript tracker: How to keep track of users when changing the cookie domain? [tutorial]

The Snowplow JavaScript Tracker lets you configure the domain that you want your first-party cookies to use. If you have a website that spans multiple subdomains, you probably want to track user behaviour across all those subdomains, rather than within each one individually. Setting it up like this: snowplow_name_here("newTracker", "cf", "d3rkrsqld9gmqf.cloudfront.net", { cookieDomain: ".mysite.com" }); will make sure that events are being tracked on www.mysite.com, blog.mysite.com, applica…