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avikivity/tablet-aware-driver.txt

Created January 23, 2024 14:26
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tablet-aware-driver.txt
title Lazily learning routing information
note over Driver: Driver does not know where token T is routed
Driver->Node1:request for token T
activate Node1
Node1->Node2:read from replica
deactivate Node1
activate Node2
Node1<-Node2:data
deactivate Node2
activate Node1
Driver<-Node1:data + routing info
deactivate Node1
note over Driver: Driver now know where token T lives
Driver->Node2:request for token T
activate Node2
Node2->Node2:local read from replica
Driver<-Node2:data + routing info
deactivate Node2
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