shared lock的用法和樣例：
例句
- This means that shared locks are placed on the two pages that contain the rows that you must have to satisfy your query.
這意味著(zhù)共享鎖放置在這兩個(gè)包含必須用來(lái)滿(mǎn)足查詢(xún)的行的頁(yè)上。 - Row versioning removes the need for requesting share locks on rows that have been read.
行版本控制不需要對已讀取的行請求共享鎖。
