1·The UPDATE affects the whole rowset, not just a single row.
UPDATE影响整个行集,而不是单个行。
2·Inline UDF's can be thought of as views that take parameters and can be used in JOINs and other Rowset operations.
可以把内联自定义函数想象成视图,它接受参数,而且可用于JOIN和其他行集操作。