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97 things every data engineer should know

Grouparoo

39 How to Prevent a Data Mutiny Key trends: modular architecture, declarative configuration, automated systems 40 Know the Value per Byte of Your Data Check if you are actually using your data 41 Know Your Latencies key questions: how old is data? Increase visibility. how fast are queries? how many concurrent queries can we handle?

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Azure Data Engineer Interview Questions -Edureka

Edureka

8) Difference between ADLS and Azure Synapse Analytics Fig: Image by Microsoft Highly scalable and capable of ingesting and processing enormous amounts of data, Azure Data Lake Storage Gen2 and Azure Synapse Analytics are both available (on a Peta Byte scale). 21) What are databases with multiple models?

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100+ Big Data Interview Questions and Answers 2023

ProjectPro

Big data operations require specialized tools and techniques since a relational database cannot manage such a large amount of data. Data Storage: The next step after data ingestion is to store it in HDFS or a NoSQL database such as HBase. NoSQL, for example, may not be appropriate for message queues.

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Dynamic Typing in SQL

Rockset

This impedance mismatch between dynamically typed languages and SQL's static typing has driven development away from SQL databases and towards NoSQL systems. It's easier to build apps on NoSQL systems, especially early on, before the data model stabilizes. What's Wrong with SQL's Static Typing?

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Big Data Timeline- Series of Big Data Evolution

ProjectPro

1998 -An open source relational database was developed by Carlo Strozzi who named it as NoSQL. However, 10 years later, NoSQL databases gained momentum with the need to process large unstructured data sets. quintillion bytes of data is produced everyday i.e. 2.5 1999 -Information was quantified by Hal R.