Mr.Persister是一个既简单又小的O/R映射API。可以从关系型数据库读取Java对象,也可以 把Java对象写到数据库中。Mr. Persister主要的特点: 没有映射文件也不需要手动映射。 没有自己特有的查询语言。 Jar文件只有97KB。
官方提到:
Version 3.4.0 contains suport for the H2, Derby and the Daffodil / One$DB database, and slightly better performance on inserts. 3.4.0 also contains minor performance enhancements, and better adaptation to the database used, as implemented in earlier versions, and in 3.2.9 and 3.2.10
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