Which are the important steps carried out in ETL after extracting the data from source system and before transforming the data??
Etl Engineer Interview Questions
1,581 etl engineer interview questions shared by candidates
Left outer join with constrain on right table, how it will behave.
Optimization
Query Tuning
SCD types, sql qry - intersect, union , Infa - LKP transformation
Explain scd type 2 and find duplicates
Brief about myself and technical questions,
What's DDL and DML :') (yah, for a 9 year experienced candidate)
Normal SQL questions ETL concepts Technologies you have worked
All related to SQL queries
Viewing 471 - 480 interview questions
See Interview Questions for Similar Jobs
Big Data ArchitectData Warehouse ArchitectSenior Data Warehouse ArchitectSenior Data ArchitectTibco ArchitectBusiness Intelligence ArchitectOracle Data Warehouse DeveloperData EngineeringLead Data ArchitectData Mining EngineerSap BpcSenior Data EngineerData Warehouse Etl TestingSenior Data Warehouse DeveloperPower Bi ConsultantLead Data EngineerPrincipal Data EngineerSenior Data Consultant