Querydsl 1.9.0 发布,SQL查询构建

来源: OSCHINA
编辑: 红薯
2010-08-22

Querydsl是一个Java开源框架用于构建类型安全的SQL查询语句。它采用API代替拼凑字符串来构造查询语句。可跟 Hibernate 和 JPA 等框架结合使用。

Querydsl.jpg

Changes:
1. No-arg methods are now cached in Q-types.
2. PEntity is no longer used for embeddable Q-types.
3. QueryMetadata was made serializable.
4. For JPA, constructor projection doesn't always work. For SQL, there is generic access to schema metadata in Q-types, and support was added for special options in DML clauses.
5. The reference documentation was restructured

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