Cross-region strong consistency
Two peered Aurora DSQL clusters, one logical database. We write a unique token through the Frankfurt endpoint and read it straight back through Ireland. A successful read with no lag proves active-active strong consistency.
🇩🇪Frankfurt
eu-central-1
write
🇮🇪Ireland
eu-west-1
read
Survives a region outage
Take a region offline. The service keeps reading and writing through the surviving region — active-active, no failover downtime.
Service down
all regions offline
Live service heartbeat
starting…