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A media company streams live events and records viewership metrics in real-time. The data is ingested through Amazon Kinesis Data Streams and then stored in Amazon S3. The company uses Amazon Athena to analyze viewership trends from the stored data. Initially, the Athena queries performed well, but as the data volume has grown over several months, query performance has degraded. The solutions architect needs to optimize the query performance while keeping operational overhead low. Which solution will effectively address the performance issue?