The post discusses the usage of synchronized clocks in various distributed database systems. It highlights Google's Spanner using TrueTime API to ensure strong consistency and linearizability, CockroachDB's reliance on NTP-synchronized clocks and Hybrid Logical Clocks (HLCs) for handling time uncertainty, and other systems like
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SpannerCockroachDBMongoDBDynamoDBAccordTIDB: snapshot isolation (Timestamp Oracle)Aurora LimitlessAurora DSQLSort: