You can add else before the later two ifs to avoid unnecessary character comparison.

在后两个 if 之前添加 else，即可避免不必要的字符比较。

youdao

The query compiler uses this information while checking any character comparison operations, to decide how to evaluate the operations.

查询编译器在检查字符比较操作时使用该信息，以决定如何执行操作。

youdao

Obviously a character-by-character comparison using the standard collation says these are not equal, so you'll need to use a custom collation.

显然使用逐字符比较的标准排序法肯定会说两者不同，因此需要使用自定义的排序法。

youdao

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