Error in documentation

[scheiblr]

The sentence Since there a are two fields names user_id, it's a blocker. seems to be wrong ;)

[jpetitcolas]

Thanks! :)

[marmelab-bot]

Thanks @SchmittR for contributing to marmelab open-source projects!
As a sign of our gratitude, you can publish an image to advertise your brand on the marmelab website for a whole day.
Head to this page to submit your image. It will appear on Zero Dollar Homepage, powered by blockchain technology.