Hi Jean-Serge,Is there a new url?https://docs.campaign.adobe.com/doc/AC/en/PTF_Creating_queries_Methodology.html404 not found error message:The requested URL /doc/AC/en/PTF_Creating_queries_Methodology.html was not found on this server.Thanks.

I would like to record custom set of meta data for each Campaign e.g.CampaignIDPlanLeadChannelDeviceVersionLanguageDateRangeetc.Could try to store some in the Campaign name. For Adobe Campaign Classic, what is the maximum limit on number of characters in a Campaign name?  Or just create a table with...