No exceptions. Error handling uses Result and the ? propagation operator (see Chapter 10). Errors are values, not control flow. Every function that can fail says so in its return type, and the compiler enforces that you handle the error or propagate it.
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，详情可参考wps
（四）为已被依法依规采取封禁等措施的网络账号提供解封等技术支持或者帮助的；。关于这个话题，谷歌提供了深入分析
Under the hood, a B-tree is a hierarchy of Postgres pages (think of pages as