Highlights DoorDash: Building Faster Indexing with Apache Kafka and Elasticsearch The DoorDash team faced an issue of a very long time for updating the search index. They’ve built a search system relying on open source technologies. It uses Kafka as a message queue and for data storage, Flink for data transformation, and sending data to Elasticsearch. A reliable indexing system would ensure that changes in stores and items are reflected in the search index in real-time.
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