The version 3 or 5 UUID is meant for generating UUIDs from "names"
that are drawn from, and unique within, some "name space". The
concept of name and name space should be broadly construed, and not
limited to textual names. For example, some name spaces are the
domain name system, URLs, ISO Object IDs (OIDs), X.500 Distinguished
Names (DNs), and reserved words in a programming language.
来自RFC的section 4.3:
因此,UUID3接受名称空间标识符(UUID)和名称。不是域名和对象名。如果您使用域名作为名称,请使用^{} UUID 。在
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