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When to use Projections? Projections are an appealing feature for new users as they're automatically maintained as data is inserted. Furthermore, queries can just be sent to a single table where the projections are exploited where possible to speed up the response time. This is in contrast to Materialized Views, where the user has to select the appropriate optimized target table or rewrite their query, depending on the filters. This places greater emphasis on user applications and increases cli