mongodb 的 mmap 和wiredtiger 引擎對比.實現對比

mongodb mmap引擎文件頁管理交由操做系統 mmap 來管理. mysql https://www.quora.com/How-is-a-read-query-processed-in-MongoDBgit How is a read query processed in MongoDB? Does it work  like RDBMS ? for example   In mysql

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