General comparisons are retained for cases when you want to check a set of values, but also note the more explicit some operator described elsewhere in this article.
保留一般比较是为了需要检查值集的情况,不过还要注意将在本文后面介绍更显式的some运算符。
2
To get a more selective match for such cases, use either the enforce operator (+) or an explicit Boolean operator (AND) in the keyword search.