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Which of the following SQL statements can be used to update a transactions table, to set a flag on the table from Y to N
Which of the following SQL statements can be used to update a transactions table, to set a flag on the table from Y to NA . MODIFY transactions SET active_flag = 'N' WHERE active_flag = 'Y' B. MERGE transactions SET active_flag = 'N' WHERE active_flag = 'Y' C. UPDATE transactions...
Which of the following technique can be used to implement fine-grained access control to rows and columns of the Delta table based on the user's access?
Which of the following technique can be used to implement fine-grained access control to rows and columns of the Delta table based on the user's access?A . Use Unity catalog to grant access to rows and columns B. Row and column access control lists C. Use dynamic view functions D....
You are noticing job cluster is taking 6 to 8 mins to start which is delaying your job to finish on time, what steps you can take to reduce the amount of time cluster startup time
You are noticing job cluster is taking 6 to 8 mins to start which is delaying your job to finish on time, what steps you can take to reduce the amount of time cluster startup timeA . Setup a second job ahead of first job to start the cluster, so...
Which of the statements are correct about lakehouse?
Which of the statements are correct about lakehouse?A . Lakehouse only supports Machine learning workloads and Data warehouses support BI workloads B. Lakehouse only supports end-to-end streaming workloads and Data warehouses support Batch workloads C. Lakehouse does not support ACID D. In Lakehouse Storage and compute are coupled E. Lakehouse...
Which of the following describes how Databricks Repos can help facilitate CI/CD workflows on the Databricks Lakehouse Platform?
Which of the following describes how Databricks Repos can help facilitate CI/CD workflows on the Databricks Lakehouse Platform?A . Databricks Repos can facilitate the pull request, review, and approval process before merging branches B. Databricks Repos can merge changes from a secondary Git branch into a main Git branch C....
as total_sales from sales
as total_sales from salesView AnswerAnswer: C Explanation: The answer is
What is the main difference between the silver layer and the gold layer in medallion architecture?
What is the main difference between the silver layer and the gold layer in medallion architecture?A . Silver may contain aggregated data B. Gold may contain aggregated data C. Data quality checks are applied in gold D. Silver is a copy of bronze data E. God is a copy of...
What would you recommend for reducing the overall cost of this approach?
You noticed that a team member started using an all-purpose cluster to develop a notebook and used the same all-purpose cluster to set up a job that can run every 30 mins so they can update un-derlying tables which are used in a dashboard. What would you recommend for reducing...
You are working on a table called orders which contains data for 2021 and you have the second table called orders_archive which contains data for 2020, you need to combine the data from two tables and there could be a possibility of the same rows between both the tables, you are looking to combine the results from both the tables and eliminate the duplicate rows, which of the following SQL statements helps you accomplish this?
You are working on a table called orders which contains data for 2021 and you have the second table called orders_archive which contains data for 2020, you need to combine the data from two tables and there could be a possibility of the same rows between both the tables, you...
as total_sales from sales
as total_sales from salesView AnswerAnswer: C Explanation: The answer is
