What is your name? Peter Whitehead What is your job title and industry? Sales Engineer at Looker How long have you used Looker? I have worked at Looker for just about 3 years now, so 3 years Trailing or Leading commas in your SQL queries? Both, I mak...

@willhuntoon thanks for the feedback! I will definitely pass this along to our Product team and let them know it is something you would like to see!

Hi @Swang2! Currently it is only possible to add the tooltip to measures and dimensions in the LookML. I will definitely pass your feedback along to the product team and let them know this would be something you would like to see. Best, Peter

Table calculations can use only dimensions that have been selected from the field picker, which may be causing you an issue if you are trying to count the values not selected. Another possibly reason for count_distinct might not be working is due to ...