Question 4 of 139
Single answerYour customer has a global chat application that uses a multi-regional Cloud Spanner instance. The application has recently experienced degraded performance after a new version of the application was launched. Your customer asked you for assistance. During initial troubleshooting, you observed high read latency. What should you do?
AUse query parameters to speed up frequently executed queries.
BChange the Cloud Spanner configuration from multi-region to single region.
✓CUse SQL statements to analyze SPANNER_SYS.READ_STATS* tables.
DUse SQL statements to analyze SPANNER_SYS.QUERY_STATS* tables.
✓
Correct Answer: C
Use SQL statements to analyze SPANNER_SYS.READ_STATS* tables.
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Explanation
The correct answer is highlighted above. Review the wording carefully, then use the next question to continue building your understanding of Google certification topics.