[Russian] PostgreSQL forum on SQL.RU: Boolean events and a query to define similarity // как лучше сделать запрос для определения похожести событий? / PostgreSQL : Форум на SQL.RU

Say we have a table with a lot of boolean columns. One row in that table defines an "event" entity, so basically event 1 can look like 00001 and event 2 can look like 01001. Post discusses a ways to define similarities between events (XOR)

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