Data Storage Non-relational Database Transportation 
Silectis
JANUARY 3, 2021
Hadoop / HDFS Apache’s open-source software framework for processing big data. JSON JavaScript Object Notation – a data-interchange format for storing and transporting data. MySQL An open-source relational databse management system with a client-server model.
AltexSoft
JUNE 26, 2023
Data ingestion means taking data from several sources and moving it to a target system without any transformation. So it can be a part of data integration or a separate process aiming at transporting information in its initial form. Find sources of relevant data. Choose data collection methods and tools.
ProjectPro
JULY 27, 2021
Below are some big data interview questions for data engineers based on the fundamental concepts of big data, such as data modeling, data analysis , data migration, data processing architecture, data storage, big data analytics, etc. What is meant by Aggregate Functions in SQL?
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