How to process multiple files (JSON, ORC & parquet) In aZure stack.
Sr Data Engineer Interview Questions
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first round .Hiring manager was not knowing what he is asking, Couldn't frame questions. . python and architectural level.
There was an interactive live debugging session for a theoretical failing ETL job.
Pergunta Técnica: Qual a vantagem do Unity Catalog do Databricks
How would you insert new records into a table, and update existing data if the record had changed?
1) Imagine you are data modeling Netflix and create the entities and relationships involved using a modeling tool. 2) follow a link to a sql tool which shows 4 tables. Run some provided sql to populate the tables, Create the sql to aggregate the data and provide a result set showing the top row.
PDFs cannot be attached, to show what must be the worst (vague, convoluted, terse and tricky) Spark SQL/Python json-in parquet-out tech assessments I've ever seen... and I've seen a lot of them.
How to implement retry in ADF?
How to detect new files in s3 using glue?
How to implement sdc2 in adf using dataflows?
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