By default, the EntityManager saves data to the embedded HSQL database.

默认地，EntityManager将数据存于嵌入的HSQL数据库中。

youdao

Jeceira is licensed under Apache 2.0 and USES HSQL database as its storage engine.

Jeceira的许可证是Apache 2.0，使用HSQL数据库作为它的存储引擎。

youdao

Regarding the JPA best practices, he asked the developers to consider the techniques like using an in-memory database (like HSQL DB) to eliminate mock DAO implementations.

关于JPA的最佳实践，他希望开发者能考虑使用内存数据库(如hsqlDB)而不要再用mockDAO实现。

youdao

Regarding the JPA best practices, he asked the developers to consider the techniques like using an in-memory database (like HSQL DB) to eliminate mock DAO implementations.

关于JPA的最佳实践，他希望开发者能考虑使用内存数据库(如hsqlDB)而不要再用mockDAO实现。

youdao