How is userIdTherefore, implemented inAbove all. Google Analytics. Contrary to what many people initially think, the userId parameter doesn’t have to make sense for Google Analytics. You have to have it for our product. Google tells us “you give me a user ID and I will take all theIn other words hits whose ID matches as the same user.” It doesn’t tell us anything about how it should be. It can be a number, Therefore,a text, aAbove all. combination… The only thing. Google asks of us is that it be unique per user or things will get messy . Well, […]