Dataford
Interview QuestionsInterview GuidesExperiencesMock InterviewsPricing
Get started

SQL vs NoSQL Differences

EasySQL · PostgreSQL00:00
Practice interviewer
In session
5 left
00:00

Your question is SQL vs NoSQL Differences. Start with the requirements and the one table on the right.

Run and submit as often as you like. When you're ready, talk me through your approach or go straight to the code.

You need to log in / sign up to run or submit.

Problem

What are the differences between SQL and NoSQL databases?

Use the provided comparison data to return the documented differences between the two database types. Include every valid comparison aspect and preserve the requested display order.

Output

  1. One row per non-null comparison aspect
  2. Columns: aspect, sql_characteristic, and nosql_characteristic
  3. Sort by the supplied comparison order

Schema

database_comparison
ColumnTypeDescription
comparison_idPKINTUnique comparison record identifier
aspectVARCHAR(100)Database characteristic being compared
sql_characteristicVARCHAR(255)Typical SQL database behavior for the aspect
nosql_characteristicVARCHAR(255)Typical NoSQL database behavior for the aspect
sort_orderINTRequired presentation order
Tablesdatabase_comparison
Your solutionPostgreSQL
You need to log in / sign up to run or submit.
Run a query to see results