PROFESSIONAL-CLOUD-DATABASE-ENGINEER Question #183: Real Exam Question with Answer & Explanation

The correct answer is C: Analyze application access patterns to strategically redesign the schema and adjust the node. The most cost-efficient way is to align your Bigtable schema and capacity with actual usage. By analyzing your access patterns, you can redesign row keys and column families to avoid hotspots and over-scanning, then right-size your node count to match peak throughput needs. This

Optimizing Database Performance and Cost

Question

Your organization runs a high-volume, low-latency application on Bigtable. You need to reduce costs without compromising performance. What should you do-

Options

AReduce replication factor across clusters.
BConsolidate multiple small clusters into a single large cluster.
CAnalyze application access patterns to strategically redesign the schema and adjust the node
DSwitch to a lower-performance storage type for all clusters.

Explanation

The most cost-efficient way is to align your Bigtable schema and capacity with actual usage. By analyzing your access patterns, you can redesign row keys and column families to avoid hotspots and over-scanning, then right-size your node count to match peak throughput needs. This ensures you’re only paying for the performance you actually require without any unnecessary

Topics

#Bigtable optimization#Schema design#Cost management#Performance tuning

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