DatabricksDatabricks
CERTIFIED-DATA-ENGINEER-PROFESSIONAL · Question #16
CERTIFIED-DATA-ENGINEER-PROFESSIONAL Question #16: Real Exam Question with Answer & Explanation
Sign in or unlock CERTIFIED-DATA-ENGINEER-PROFESSIONAL to reveal the answer and full explanation for question #16. The question stem and answer options stay visible for context.
Data Storage and Management
Question
A table is registered with the following code: Both users and orders are Delta Lake tables. Which statement describes the results of querying recent_orders?
Options
- AAll logic will execute at query time and return the result of joining the valid versions of the source
- BAll logic will execute when the table is defined and store the result of joining tables to the DBFS;
- CResults will be computed and cached when the table is defined; these cached results will
- DAll logic will execute at query time and return the result of joining the valid versions of the source
- EThe versions of each source table will be stored in the table transaction log; query results will be
Unlock CERTIFIED-DATA-ENGINEER-PROFESSIONAL to see the answer
You've previewed enough free CERTIFIED-DATA-ENGINEER-PROFESSIONAL questions. Unlock CERTIFIED-DATA-ENGINEER-PROFESSIONAL for full answers, explanations, the timed quiz mode, progress tracking, and the master PDF. Question stem and options stay visible so you can still see what's on the exam.
Topics
#Materialized Views#Delta Lake#Data Persistence#Query Execution