This chapter explores the complexities of handling simultaneous reads and writes in two databases, emphasizing low latency for users. It introduces the 'less spot repair' system to fill data gaps while discussing the challenges of data completeness and corner cases in the process.
Uber handles billions of trips and deliveries, and tens of billions of financial transactions across drivers, couriers, users, and merchants every quarter.
LedgerStore is an immutable storage solution at Uber that provides verifiable data completeness and correctness guarantees to ensure data integrity for its transactions.
Kaushik Devarajaiah is the Tech Lead for LedgerStore at Uber. He joins the show to talk about scaling Uber’s data and storage infrastructure.
Sean’s been an academic, startup founder, and Googler. He has published works covering a wide range of topics from information visualization to quantum computing. Currently, Sean is Head of Marketing and Developer Relations at Skyflow and host of the podcast Partially Redacted, a podcast about privacy and security engineering. You can connect with Sean on Twitter @seanfalconer.
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