使用分布式数据库进行 Raft 复制实现弹性、永不宕机的应用 [HOL2811].pdf

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1、HOL2811-Use RAFT Replication with Oracle Globally Distributed Database for Resilient AppsShefali BhargavaSenior Principal Product ManagerOracle Database,Globally Distributed DatabaseOctober 14,2025Agenda2Copyright 2025,Oracle and/or its affiliates 123456Welcome and IntroductionGlobally Distributed D

2、atabase OverviewRaft Replication OverviewIntroduction to the Workshop EnvironmentNeed Help?Wrap Up and Next StepsWelcome and IntroductionUse RAFT Replication with Oracle Globally Distributed Database for Resilient AppsFour speakers on stageCopyright 2025,Oracle and/or its affiliates 4Shefali Bhargav

3、aSr.Principal Product ManagerPankaj ChandiramaniSr.Director,Product ManagementNourdine BenadjoudDirector,Software Development,OracleMark DilmanVice President,Software Development,OracleOverviewUse RAFT Replication with Oracle Globally Distributed Database for Resilient AppsData is physically distrib

4、uted across multiple databases,which are called shardsData in each shard is replicated for survivabilityAll shards can process application requests Active-active architectureData can be redistributed across shards,data centers,and regions while the database is runningAn Oracle Globally Distributed D

5、atabase is a single logical database6Copyright 2025,Oracle and/or its affiliatesAPPSHARD 1SHARD 2SHARD 3Single Logical DatabaseOracle has more replication methods than any other distributed databaseMatching the replication method to the needs of the application is critical for a distributed database

6、Oracle replication is designed for real-world networksReal-world distributed networks are flakyLong latencies,intermittent slowdowns,and unpredictable stalls can wreak havoc on application response time and availability Oracle Distributed Database replication can be configured to satisfy the needs o