However, the cost of process hopping to the database is still high, thus performance on the data tier is the first place to look when optimizing your code.

然而进程跳跃到数据库的成本依然很高，因此数据层的性能是您在优化代码时首先要考虑的问题。

youdao

I use the term "low-tier" cautiously, because GSU is a well-regarded research institution that attracts high-quality professors and faculty from all over the country.

我非常谨慎地使用“低层次”这个词，因为佐治亚州立大学（Georgia State University）是一所声誉卓著的研究机构，吸引了来自全国各地的高水平教授和教师。

youdao

Combining the Parallel Job Manager (PJM), N-tier caching structures, and affinity routing provides a powerful, high-performance compute grid.

组合使用并行作业管理器(PJM)、n层缓存结构和关联路由，可以提供功能强大的高性能计算网格。

youdao

Sony Ericsson may also be at risk, given its focus on mid- and high-tier phones, Gartner's Milanesi says.

FORBES: Magazine Article

"With the high-tier under pressure and mid-tier becoming more competitive, we may see a slowdown in their sales, " she says.

FORBES: Magazine Article

The OnLive Game Service delivers users the latest high-performance, top-tier games instantly to almost any device, eliminating the need for expensive local consoles or high-end PCs.

ENGADGET: OnLive and Juniper team up on cloud-based services for enterprise