owerCenter - ability to organize repositories into a data mart domain and share metadata across repositories.
Etl Tester Interview Questions
225 etl tester interview questions shared by candidates
How to calculate nth max salary
Tell me about project workflow?
They gave me tables and asked to write sql queries. About yourself, about the project, etl flow.
SQL questions on instring and substring Joins,rank dense rank, regression testing, smoke testing
Data pipelines and data lake flows
Two tables - t1 - 1,1,1,2,2,3,null and t2 - 1,1,2,2,2,4,null. number of records using all the joins.
table : name gender, salary ken,male,1000000 jenny,female,800000 write a query to return (male means then last two digits of salary masked with xx and female means xxx) male means 10000xx female means 800xxx
Tell about yourself, what is the role
details in resume and project .
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