kangkaisen opened a new issue #2416: Support user behavior analysis based on bitmap firstly URL: https://github.com/apache/incubator-doris/issues/2416 Refer to http://kylin.apache.org/blog/2016/11/28/intersect-count/ Add a intersect_count UDAF. Refer to https://kyligence.io/zh/blog/apache-kylin-count-distinct-application-in-user-behavior-analysis/ **We could use intersect_count do simple retention analysis, funnel analysis and user portrait analysis**
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