Google Cloud enhances Spanner with dual-region configurations to comply with data residency across limited cloud regions, ensuring high availability in case of zonal outages.
Nitin Sagar explains that in dual-region setups, Spanner stays available during zonal outages but can switch to single-region mode if an entire zone fails, maintaining business continuity.
Multi-region configurations in Spanner offer faster reads across multiple regions but might introduce slight write latency due to quorum interactions. Schema design is crucial to avoid performance bottlenecks.
Collection
[
|
...
]