When or why will one need to use Globally Unique Identifiers instead of the traditional Idenity column? Please help me understand
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When or why will one need to use Globally Unique Identifiers instead of the traditional Idenity column? Please help me understand
One reason is replication and scalability: When multiple, uncoordinated writers exist, they — by definition — have no channel to communicate for creating unique
ints for the primary key. GUIDs don’t need communication to be unique.