I want to user cohort visualization, but it kind of different from the cohort example on http://demo.redash.io/queries/67#table . On that example, first dimensions are date and the data is using timestamp format.
But i want using text as my first dimension. In my query, i’m getting result like this:
But when i want to user cohort visualization, it can’t read my date value. Like this:
It says undefined NaN. Is redash cannot read text format to be first dimension? Or maybe there are other way to do itt, just let me know. Maybe you can help me @arikfr