存储器和持久化(Memory and Persistence) 默认情况下,redis根据已变更的关键字数量来进行判断,然后在磁盘里创建数据库的快照(snapshot)。
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Long Memory and Persistence 长记忆性和持续性
The results show that the stock market returns and volatilities in China have long memory and persistence although they are not as strong as that of American stock market;
结果表明:中国股市收益率与波动性具有长记忆性,尽管收益率的长记忆性不如美国股市强;
Dali was famous for his surrealist works, including The Persistence of Memory, The Face of Mae West, The Metamorphosis of Narcissus and The Temptation of St. Anthony.
达利凭借其超现实主义的作品而闻名于世,其中包括《记忆的坚持》、《马依-维斯特的脸》、《纳希瑟斯的蜕变》和《圣安东尼的诱惑》等。
Data held in memory by HANA is backed by a persistence layer that logs transactions and incorporates savepoints that create images of the database, according to an SAP document.
根据一份SAP文档,HANA放在内存中的数据由一个记录事务并具有能创建数据库映像的保存点的持久化层提供支持,这让它能够从停电或其它的中断中恢复。
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