SCD Types | Conditions in Router Types of LKP Types of Caches How did you optimise the performance? Listagg Set Operators Union and Union All results for scenario How to get non matching records? Types of JOIN Cross join count Analytics Functions SP vs Function Where did you use it in your project? How you design ETL Mapping? How to replace all words in a file in UNIX? Types of Schema Facts and Dimensions Documents prepared in your project Have prepraed LLD/HLD Scenario for LIKE Operator Prmary vs Unique Key How many nulls can unique key take? Subquerry vs Corelated Diff Rank Trans and USE Why you use Primary key in SCD 2? Parameters vs Variables Diff Types of threads generated in your mapping?
Etl Engineer Interview Questions
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Technical questions, some scenarios of Informatica and Oracle.
what are the 2 difficult things you have done
what is sequence and what function you use to generate and syntax
Which way do i implement oltp system with 3 different sources?
Scenario based questions related to ETL and SQL. Questions on PL/SQL packages, Basics of Unix scripting Core concepts of Data warehousing.
Use cases of ETL vs. ELT
Basic questions on ETL and scenario based questions.
Left outer join with constrain on right table, how it will behave.
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