这种效应在 T5220 机器上不存在(无论使用多少个元素,第一种情况总是比第二种情况快一点儿)。
This effect is not present on the T5220 box (case 1 is always slightly faster than case 2, regardless of the number of elements).
在第一种情况下,约束规范是一致的,在第二种情况下,不能对一致性给出结论。
In the first case, the constraint specification is consistent; in the second case, no statement about consistency can be made.
在第一种情况下,一个CLI测试应用程序访问DB 2基本表,在第二种情况下,这个应用程序访问指向相同表的昵称。
In one case, a CLI test application accessed DB2 base tables, and in the other case, the same application accessed nicknames pointing to the same tables.
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