Write a sample pyspark code to perform a transformation and action
Senior Data Engineer Interview Questions
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Just about your project and skills
- Explain how data is ingested from various sources using sqoop. - Application of Apache Spark in data transformation. - Investment Banking questions.
Integration runtime differences in Microsoft Azure
Conceito de slowly changing dimension, Star e snowflake schemas. Conceitos de Spark. Conceitos de Python.
- Preguntas de tecnologías usadas. - Preguntas técnicas sencillas de como aplicar esas tecnologías o de explicar la decisión de usar esa en lugar de otra.
Describe basic ML algorithms, talk about the data science / ML approach for different problems
Data model a travel use case
-- Read csv file using pyspark -- Some string functions in python -- Sql window functions
Mostly from Spark and Big data
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