How can we update a record in target table without using Update strategy?
Desenvolvedor De Etl Interview Questions
1,581 desenvolvedor de etl interview questions shared by candidates
L1 technical round - basic sql , whole project concept and working. ( 30 mins ) L2 technical round - Thorough technical discussion, very less questions from informatica , more from dwh and sql. (30-45 mins) Mangerial Round - The interviewer asked a hell lot of questions and explained well about the role and firm. This is where you come to know that they will take you ( an experienced professional with more than 3 years of experience) and train as a fresher on different technologies and deploy you as shadow in project . In case if you agree and even if the whole process appears to have gone well, the contact person calls you and tells you that they want to conduct another managerial round as they think your skillset is different . I don't understand the concept of one more managerial round for skill assessment.
1)SCD 2)union union all difference 3)joins
Tell me about a time when you had to coach someone for something. Name a time when you acted without thinking about the consequences. Tell me about a time when you had to make a tough decision based on a lot of data. Describe a time when you knew your boss was wrong about something, what did you do? Tell me about a time that you came across an unforseen problem. What did you do, and how did you handle it?
They will ask you about why you are interested in retail and if you are knowledgeable about that setting.
They asked me questions about accountability
Discussion started with ETL flow to SQL Queries. Testing questions were : difference between star and snowflax, ETL flow in current project. SQL questions were : Set operators, Difference between union and union all, Delete,drop and truncate. Asked to write queries on given scenarios. scenarios were based on Sub string, In string, Replace, Translate, Minus. Gave 3 select statements and asked how it works. group by and having function flow
Unix based question
Describe a project or accomplishment that you're particularly proud of ?
Questions related to my role that is tester. Tools used in the previous projects.
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