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两款高可用开源方案:Keepalived和Heartbeat。 两者都很流行,但差异还是很大的,现将试用过程中的感受以及相关知识点简单总结一下,供大家选择方案的时候参考。1)Keepalived使用更简单:从安装、配置、使用、维护等角度上对比,Keepalived都比Heartbeat要简单得多,尤 阅读全文
posted @ 2021-03-29 09:23
耀阳居士
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posted @ 2021-03-29 09:08
耀阳居士
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Summary of points about SCAN: SCAN Name will represent the cluster in the network. SCAN used by clients to connect to any database in the cluster. SCA 阅读全文
posted @ 2021-03-29 08:55
耀阳居士
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Oracle Active Data Guard allows DBAs and users to run real-time queries on a physical standby system for reporting.Queries and reports can be offloade 阅读全文
posted @ 2021-03-29 08:48
耀阳居士
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Oracle 11gR2 - Data Guard Broker In earlier versions of Oracle, the Data Guard Broker has been regarded with suspicion. However, in Oracle 11gR2 the D 阅读全文
posted @ 2021-03-29 08:45
耀阳居士
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