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Which of the following statements is wrong about changing the specification of an RDS instance?
Suggested Answer: B
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When changing the specifications of an RDS instance, service interruptions can occur during some upgrade and downgrade operations, depending on the RDS instance type and the complexity of the change. While upgrades are generally supported, certain modifications may result in brief downtime as the system reconfigures resources. This is contrary to option B. Additionally, database version downgrades are restricted, and MySQL 5.1 can indeed be upgraded directly to MySQL 5.6 in Alibaba Cloud RDS.
21 comments · newest first
HA
Harris
1 month ago
Definitely, A is true. We can upgrade as needed.
MA
Margot
2 months ago
I believe A is correct. Upgrades are flexible.
JA
Janae
2 months ago
I feel like D is misleading. Direct upgrades can be risky.
ER
Erasmo
2 months ago
I’m leaning towards C. Downgrading versions is tricky.
AR
Armando
2 months ago
Agreed, B seems off. Upgrades usually cause downtime.
EL
Elvis
2 months ago
I think B is wrong. Service interruption happens during upgrades.
TA
Tawny
2 months ago
C is tricky. Some databases allow downgrades, but not all.
IR
Irene
3 months ago
B is definitely wrong. I've experienced interruptions before.
WI
Willis
3 months ago
I believe D is incorrect too. You can't skip versions like that.
BE
Bette
3 months ago
I feel option C is misleading. Downgrades can happen in some cases.
JE
Jestine
3 months ago
Agreed! B doesn't seem right. Upgrades usually cause downtime.
TA
Tawna
3 months ago
I think option B is wrong. Service interruption is common during upgrades.
ST
Stefany
3 months ago
D sounds fishy, I thought you needed to go through intermediate versions.
VE
Veronica
4 months ago
A is true, you can upgrade as needed.
FA
Farrah
4 months ago
Wait, you can't downgrade the database version? That’s surprising!
PE
Percy
4 months ago
I agree, upgrades can cause interruptions.
WI
Willow
4 months ago
B is definitely wrong, there’s usually downtime.
SI
Silva
4 months ago
I’m pretty confident that you can upgrade the instance specifications, but I’m not clear on the implications of downgrading the database version.
FR
Fredric
6 months ago
I feel like I read somewhere that you can't directly upgrade from MySQL 5.1 to 5.6, so maybe D is the wrong one?
TH
Theron
6 months ago
I remember practicing a question about RDS upgrades, and I think you can upgrade the instance but not downgrade the version, which makes option C sound correct.
AN
Annita
6 months ago
I think option B might be the wrong statement, but I'm not entirely sure if there are specific conditions where it could be interrupted.