Selection D is incorrect. It describes the support for transactional updates and data versioning, which is one of Delta Lake’s major advantages. Data regularity and dependability are ensured by transactional updates and rollbacks in Delta Lake. Due to this fact, this decision is usually incorrect.
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This functionality allows the producing enterprise to course of action and examine data once it truly is produced through the sensors on the products, enabling them to quickly learn any challenges or anomalies within the generation system and choose corrective motion.
Alternative C is proper. The best option is usually to employ purpose-based mostly accessibility Handle with distinct privileges assigned to personal consumers. This method lets the development of customized roles with certain privileges assigned to each position, which can then be assigned to individual consumers.
Selection B is incorrect. The chance to ingest streaming data in actual-time is A necessary aspect for real-time data Assessment but is probably not essential for developing a income overall performance dashboard, which can be generally according to historic data.
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Problem 24. A Databricks Certified Data Analyst Associate data analyst wants to make a watch in Databricks that shows just the top rated ten% of shoppers dependent on their own complete paying. Which SQL question would attain this intention?
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Dilemma six. Which layer with the Medallion Architecture is chargeable for delivering a unified view of data from Databricks Certified Data Analyst Associate several resources?
Option D is proper. To optimize the performance of queries that filter on a specific column in a Delta Lake table, the data analyst need to make use of the Z-Buying attribute.
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Query 5 A data analyst established and is the proprietor of your managed table my_ desk. They now want to alter ownership from the desk to only one other user working with Data Explorer.