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The point is that temporary network partitions happen and you can't guarantee delivery without expensive coordination. Sure, exactly-once is possible in environ
by tylertreat 12y ago
The point is that temporary network partitions happen and you can't guarantee delivery without expensive coordination. Sure, exactly-once is possible in environments where network partitions don't occur. Unfortunately, we don't live in that world.
- eggsby 12y ago"You Cannot Have Exactly-Once Delivery" is not the same as "Exactly-Once Delivery is expensive". Which is it?
- tylertreat 12y agoYou cannot have it if the network is unreliable and systems fail. The network is unreliable and systems fail.
- nevir 12y agoThe point is that "Exactly-Once Delivery is expensive" is really just saying "at-most-once delivery with an eventual guarantee of the network healing"