Databricks Certified Data Engineer Professional Exam Databricks-Certified-Professional-Data-Engineer Question # 32 Topic 4 Discussion

Databricks Certified Data Engineer Professional Exam Databricks-Certified-Professional-Data-Engineer Question # 32 Topic 4 Discussion

Databricks-Certified-Professional-Data-Engineer Exam Topic 4 Question 32 Discussion:
Question #: 32
Topic #: 4

A data team's Structured Streaming job is configured to calculate running aggregates for item sales to update a downstream marketing dashboard. The marketing team has introduced a new field to track the number of times this promotion code is used for each item. A junior data engineer suggests updating the existing query as follows: Note that proposed changes are in bold.

Databricks-Certified-Professional-Data-Engineer Question 32

Which step must also be completed to put the proposed query into production?


A.

Increase the shuffle partitions to account for additional aggregates


B.

Specify a new checkpointlocation


C.

Run REFRESH TABLE delta, /item_agg'


D.

Remove .option (mergeSchema', true') from the streaming write


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