Tokyocabinet. Sql. The arrow of time - A short time with MongoDB. I have created a port for FreeBSD 8 for MongoDB but I won't be using it for anything because of these things I found out about it: MongoDB has no, worth repeating: NO provisions for on-disk consistency.
It doesn't fsync, it doesn't use algorithms that would ensure some degree of safety (e.g. journalling), nothing. 플래시 카페 (Flash,액션,소스,강좌,포토샵,PHP,자바스크립트) Igvita.com. Anti-RDBMS: A list of distributed key-value stores | High Scalab. Update 8: Introducing MongoDB by Eliot Horowit.
Update 7: The Future of Scalable Databases by Robin Mathew. Update 6: NoSQL : If Only it Was that Easy. BJ Clark lays down the law on which databases are scalable: Tokyo - NO, Redis - NO, Voldemort - YES, MongoDB - Not Yet, Cassandra - Probably, Amazon S3 - YES * 2, MySQL - NO. Yet another Key-Value database. Following the NoSQL movement, I became a fan of key-value databases.
Usually there’s nothing interesting to say as they work fine out-of-the-box. But in a project I was recently working on K-V store started to be a major bottleneck. I must note that my use case is pretty specific. In a K-V database I store about ten million records. Lux IO - Yet Another Fast Database Manager. Primary Keys: IDs versus GUIDs. Berners-Lee: Semantic Web's success lies in cooperation | C. Getting Started with Berkeley DB XML. Database Editions and Options Oracle Database 12c comes in three editions and features a wide range of enterprise edition options to meet specific customer requirements in the areas of performance and availability, security and compliance, data warehousing and analytics, unstructured data, and manageability.
Oracle Database Appliance. Library of Free Data Model.