How to aggregate multiple columns in Tableau Prep | #PreppinData | 2019 | 01
Well hello there! Whether you’ve read my blog before or you’re here for the first time – Welcome to the first edition of a new weekly challenge, #PreppinData, spearheaded by Carl Allchin, “The Other” head coach at the The Information Lab Data School, and Jonathan Allenby, consultant at The Information Lab. In the same vain