Scenario Based questions.
Etl Tester Interview Questions
192 etl tester interview questions shared by candidates
joins
1. Tell me about yourself and about the ETL project. 2. SQL query - AVG 3.Data scrubbing. 4. SCD and types. Written test - Index, Cluster index, noncluster index. ACID property. Details check during Staging in ETL.
ETL Details SQL Queries Testing ways Roles and Responsibilities Client interactions
challenges you face
root cause analysis
what are aggregators you used
what are the validations
what is test case
SQL query to find duplicates.
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