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PostgreSQL Exam PGCES-02 Topic 11 Question 58 Discussion

Actual exam question for PostgreSQL's PGCES-02 exam
Question #: 58
Topic #: 11
[All PGCES-02 Questions]

Select two correct statements from below concerning the ANALYZE command.

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Suggested Answer: A, D

Contribute your Thoughts:

Janey
6 months ago
I agree with Statement C seems misleading.
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Buddy
6 months ago
I think statement C is incorrect. It doesn't affect file size.
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Nickolas
6 months ago
I'm not sure about statement C. Does using the FULL option really reduce file size?
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Mabelle
6 months ago
I believe statement D is also correct. ANALYZE affects query performance.
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Janey
6 months ago
I agree with Statement A is definitely one of the correct ones.
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Buddy
7 months ago
I think statement A is correct because ANALYZE updates statistics.
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Janna
7 months ago
Ah, the joys of database management questions. I'm confident that B and D are the correct answers. ANALYZE doesn't lock the table, and if it's not used, the optimizer might not be able to choose the most efficient plan. Seems pretty straightforward to me.
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Tijuana
7 months ago
This question is making my head spin! I think I'll go with C and D. Reducing the file size sounds like a nice bonus, and if ANALYZE is not used, the optimizer might not be able to find the best plan. That's my best guess.
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Mari
7 months ago
I'm not too sure about E, that seems a bit extreme. If ANALYZE is not used, it doesn't mean you can't see any data at all. I think A and D are the best options here. The statistics need to be updated, and the optimizer needs that information to do its job properly.
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Lyda
7 months ago
Haha, this question is like a database riddle. I'd say B and C are the correct answers. ANALYZE doesn't lock the table, and if you use the FULL option, it can reduce the file size, right? I'm pretty confident about those.
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Cecilia
6 months ago
So, we all agree on B and C being the correct statements about ANALYZE.
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Albina
6 months ago
I believe C is also correct. The FULL option can indeed reduce the file size.
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Marti
6 months ago
I agree with you. B is one of the correct statements about ANALYZE.
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Denny
6 months ago
I think B is correct. ANALYZE does take some time to execute but doesn't lock the table.
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Annelle
7 months ago
Hmm, I'm a bit uncertain about this one too. But I'm leaning towards A and D. Renewing the statistics seems important, and if ANALYZE is not used, the optimizer might not be able to choose the most efficient plan.
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Kirby
8 months ago
I'm not sure about this question, the options seem a bit confusing. I think I'll go with B and D, as the ANALYZE command is supposed to update the statistics and help the query optimizer choose the best execution plan, but it shouldn't lock the table.
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