Improved virtual memory scalability.

虚拟内存伸缩性的改进。

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Apart from these scalability and memory usage issues, the existing application's compatibility also needs to be handled.

除了这些可伸缩性和内存使用问题，现有应用程序的兼容性也需要处理。

youdao

Larger physical memory improves the scalability of the database, so using a 64-bit instance is preferable.

大型物理内存能够改进数据库的可伸缩性，因此最好使用一个64位实例。

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