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Alibaba ACA-Developer Exam - Topic 8 Question 11 Discussion

In PolarDB, if an UPDATE SQL statement encounters an issue, you need to check the execution plan to figure out the root cause. However, in the production environment, to avoid affecting the production data, what statement should you use to view the execution plan? (Number of correct answers: 2)
B) explain analyze SQL and C) explain verbose SQL
A) explain SQL
D) explain analyze verbose SQL

Alibaba ACA-Developer Exam - Topic 8 Question 11 Discussion

Actual exam question for Alibaba's ACA-Developer exam
Question #: 11
Topic #: 8
[All ACA-Developer Questions]

In PolarDB, if an UPDATE SQL statement encounters an issue, you need to check the execution plan to figure out the root cause. However, in the production environment, to avoid affecting the production data, what statement should you use to view the execution plan? (Number of correct answers: 2)

Show Suggested Answer Hide Answer
Suggested Answer: B, C

by Virgina at May 08, 2022, 10:29 PM

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Lawana
10 months ago
I disagree, A is too basic for serious troubleshooting.
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Judy
10 months ago
Wait, can you really use A in production? Sounds risky!
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Claribel
11 months ago
A is the best choice, but B gives more detail.
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Mari
11 months ago
I think C could be useful too, but not for this.
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Solange
11 months ago
Definitely A and B! Those are the go-tos.
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Veronika
11 months ago
Hmm, I'm a little unsure about this one. I know we need to use the Magento Cloud CLI, but I'm not 100% sure which specific command is the right one. I'll have to carefully read through the options.
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Barrett
11 months ago
Hmm, I'm a bit confused by some of these options. I'll need to review my notes on the valid DRM actions and the order of parameters to make sure I understand this properly.
upvoted 0 times
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