In a fully denormalized database, how is data read and written for a single entity?
Suggested Answer: B
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38 comments · newest first
AL
Altha
11 months ago
Nope, A is definitely the right choice here!
CH
Christoper
11 months ago
I thought it involved multiple tables for writing too.
AL
Allene
11 months ago
Wait, is it really that straightforward?
JA
Jaclyn
12 months ago
Totally agree with A! Makes sense for denormalization.
XO
Xochitl
12 months ago
Data is read from a single table and written to a single table.
CA
Catrice
1 year ago
I’m a bit confused; I thought denormalization involved combining data from multiple tables, but I can't remember how that affects reading and writing.
JE
Jerry
1 year ago
If I recall correctly, denormalization usually means fewer tables, so it makes sense that data would be read and written from a single table.
FE
Felicia
1 year ago
I remember practicing a question like this, and I think the answer was that data is read from multiple tables, but I might be mixing it up.
KA
Karrie
1 year ago
I think in a fully denormalized database, data is typically read and written from a single table, but I'm not entirely sure.
KI
Kirby
1 year ago
I've got a strategy for this - I'll first think about how data is handled in a normalized database, then consider how denormalization would change that. That should help me arrive at the right answer.
MA
Maybelle
1 year ago
I'm a little confused by this question. I know denormalization is used to improve performance, but I'm not sure how that impacts the specific mechanics of reading and writing data. I'll have to think about this one a bit more.
KE
Kenny
1 year ago
Okay, let me think this through. In a fully denormalized database, all the data for a single entity is stored in one table, so I'd guess the answer is A - data is read from and written to a single table.
LA
Laila
1 year ago
Hmm, I'm a bit unsure about this one. I know denormalization is the opposite of normalization, but I'm not sure how that affects data read and write operations.
DA
Daron
1 year ago
This seems like a straightforward question about database normalization. I'm pretty confident I can figure this out.
VE
Veronika
1 year ago
Wait, I'm confused. I thought the tiers were something like Increase onboarding controls, Improve management controls, and Improve efficiency. Let me re-read the question and options again to make sure I'm on the right track.
DE
Deeanna
1 year ago
This seems like a pretty straightforward question. I'd go with option D - filters. That's the tool that would let the marketing team quickly narrow down the customer population based on the e-commerce order details.
MA
Ma
1 year ago
This seems like a tricky question about comparing hospitals or clinics within a system. I'll need to think carefully about the role of weighting and how that might impact the comparisons.
GI
Gilberto
1 year ago
Okay, let me think this through. I'm pretty sure the correct answer is B - Develop project charter. That process is specifically focused on defining the business needs and the project's objectives, which is what the question is asking about.
LI
Lizette
2 years ago
I agree with Deangelo, it makes sense to have data read and written from/to the same table.
DE
Deangelo
2 years ago
I think the answer is data is read from a single table and written to a single table.
GE
Genevieve
2 years ago
I disagree, I believe data is read from a single table and written to multiple tables.
LU
Luis
2 years ago
I think in a fully denormalized database, data is read from multiple tables and written to a single table.
RU
Ruthann
2 years ago
I agree, having data in one table can improve performance and make queries faster.
GE
Gerald
2 years ago
That makes sense, keeping all the data in one place can make it easier to manage.
VI
Vicente
2 years ago
I believe the answer is A) Data is read from a single table and written to a single table because it simplifies the process.
RU
Ruthann
3 years ago
I think it's important to understand how data is read and written in a fully denormalized database.
GE
Gerald
3 years ago
What do you think about the question on denormalized databases?
ET
Ettie
3 years ago
Option D, huh? Reading and writing from multiple tables? That's like trying to juggle a bunch of balls while riding a unicycle - it's possible, but it's gonna be a real challenge. I don't know, I think I'd rather go with something a little more straightforward, like option B.
EL
Eleni
3 years ago
You know, I was leaning towards option C at first, but then I realized that reading from a single table and writing to multiple tables? That's like trying to pour water into a bunch of different cups at the same time. It's just gonna get everywhere, and it's not gonna be efficient at all. I think B is the way to go.
LA
Lashandra
3 years ago
So, we're all in agreement that option A is the best choice for fully denormalized databases?
BE
Benedict
3 years ago
Definitely, data integrity should always be a top priority.
SA
Sarina
3 years ago
I see your point, consistency is important in a database.
CE
Celeste
3 years ago
That's a good point. Maybe option A is more reliable in terms of data integrity.
LI
Linette
3 years ago
But wouldn't it be harder to maintain consistency with data scattered in different tables?
CL
Claribel
3 years ago
Exactly, reading from multiple tables and writing to a single table keeps things organized.
TO
Tony
3 years ago
I agree, option B makes more sense. It's simpler and more efficient.
AR
Armando
3 years ago
Hmm, let's see here. I think option B makes the most sense. Reading from multiple tables and writing to a single table? That's the perfect way to consolidate all the chaos into one neat, tidy package. Plus, it's gotta be faster than trying to keep track of all those different tables, am I right?
ES
Esteban
3 years ago
A fully denormalized database? Oh man, that's gonna be a wild ride! Reading and writing data in a single table? That's like trying to cram an entire buffet into one plate - it's gonna get messy, but hey, at least it's efficient, right?