SQL Query Writing: **Table A** Columns: col1 col2 **Table B** Columns: col3 col4 There is no common column to implement the JOIN condition and the Required Output is: col1, col2, col3, col4
Sr Data Engineer Interview Questions
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SQL Query Writing: **Table EMP** Input Columns: EMPID, DEPID, SAL, DOJ Output Columns: EMPID, DEPID, SAL, DOJ, NEXT_SAL NEXT_SAL can be derived as the salary of immediate next employee in the given records.
Which AWS services you have used (Hands-On)? Tell me one use case and one limitation of AWS Lambda function?
what is your highschool name
It was mostly decided based on client interview
Signed a NDA so cannot go over the actual details. The interviews were a good mix of algorithms data structures and system designs question. Since I applied for a very specialized role there was more focus on my actual skill set.
SQL and Spark queries that compute aggregates across multiple big tables
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Transaction isolation levels
Tell me the toughest challenges you faced in your current project
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