... 特殊访问权限 speciale machtigingen 外键 refererende sleutel 完全访问权限 volledige toegang ...
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事实表可以根据一或多个外键过滤。
The fact tables can be filtered on one or more of their foreign keys.
为简单起见,该图不含显式的外键。
For the sake of simplicity, it contains no explicit foreign keys.
这使得我们几乎不可能创建外键。
This makes it virtually impossible for us to create a foreign key.
So in addition to having these two carbon bonds, we actually also have four carbon hydrogen bonds in addition to our carbon-carbon bonds.
在这碳碳之间的键以外,我们还有四个碳氢键,除了我们的碳碳键外。
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