1.In contrast, thousands of Oracle tables and indexes are preallocated but never used for each module running an SAP application.
与此相对，成千上万的Oracle表和索引都是预先分配的，但决不会用于运行SAP应用程序的每个模块。
2.Error-handling pools can be preallocated so that your program can still recover if regular memory is exhausted.
可以预先分配错误处理池（Error-handlingpools），以便程序在常规内存被耗尽时仍可以恢复。
3.A DMS table space is preallocated at the time when the table space is created.
DMS表空间是在创建表空间时预先分配的。
4.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。