Because the Derby database is optimized for SQL queries, you get optimal performance when accessing the resources index.

由于Derby数据库针对SQL查询做了优化，因此访问资源索引时可获得最佳性能。

youdao

Because the Derby database is optimized for SQL queries, you get optimal performance when accessing the resources index.

由于Derby数据库针对SQL查询做了优化，因此访问资源索引时可获得最佳性能。

youdao