You are designing an augmented reality game for iOS and Android devices. You plan to use Cloud Spanner as the primary backend database for game state storage and player authentication. You want to track in-game rewards that players unlock at every stage of the game. During the testing phase, you discovered that costs are much higher than anticipated, but the query response times are within the SLA. You want to follow Google-recommended practices. You need the database to be performant and highly available while you keep costs low. What should you do?

Question

You are designing an augmented reality game for iOS and Android devices. You plan to use Cloud Spanner as the primary backend database for game state storage and player authentication. You want to track in-game rewards that players unlock at every stage of the game. During the testing phase, you discovered that costs are much higher than anticipated, but the query response times are within the SLA. You want to follow Google-recommended practices. You need the database to be performant and highly available while you keep costs low. What should you do?

Andrew Dobie · Accepted Answer

Use granular instance sizing in Cloud Spanner and Autoscaler.

Andrew Dobie · Answer

Manually scale down the number of nodes after the peak period has passed.

Andrew Dobie · Answer

Use interleaving to co-locate parent and child rows.

Andrew Dobie · Answer

Use the Cloud Spanner query optimizer to determine the most efficient way to execute the SQL query.

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