Oracle performance is slower because of unwanted preallocated tables.
Oracle性能相对较低，因为存在不必要的预先分配的表。
As an added complication, we preallocated our virtual disk files, which made transferring the files across a network problematic because of the large file size (8 GB).
另一个额外的问题是，我们预先分配了虚拟磁盘文件，这使通过网络传输文件出现问题，因为文件太大了（8GB）。
With a preallocated Runnable object and a separate scope, you should always be in a position to report a problem without using any memory in the context the error occurred.
通过一个预先分配的Runnable对象和一个单独的作用域，在错误发生时，您就应该总是能够报告问题，而无需使用任何内存。
With a preallocated Runnable object and a separate scope, you should always be in a position to report a problem without using any memory in the context the error occurred.
通过一个预先分配的Runnable对象和一个单独的作用域，在错误发生时，您就应该总是能够报告问题，而无需使用任何内存。
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