Remove Non-relational Database Remove NoSQL Remove Scala
article thumbnail

Data Engineering Learning Path: A Complete Roadmap

Knowledge Hut

Other Competencies You should have proficiency in coding languages like SQL, NoSQL, Python, Java, R, and Scala. Creating NoSQL Database with MongoDB and Compass or Database Design with SQL Server Management Studio (SSMS) You should have the expertise to enter Database Creation and Modeling using MYSQL Workbench.

article thumbnail

Top 12 Backend Developer Skills You Must Know in 2024

Knowledge Hut

Candidates should be able to construct database schemas that enable and represent business processes and automated unit tests and testing frameworks like JUnit and Jenkins. List functions Array operations Hashmap and hash tree concepts Operations performed on various trees You must be knowledgeable about popular databases.

Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

100+ Big Data Interview Questions and Answers 2023

ProjectPro

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. When is it appropriate to use a NoSQL database? When working with large amounts of data, NoSQL databases are an excellent choice.

article thumbnail

What is Data Engineering? Skills, Tools, and Certifications

Cloud Academy

For example, you can learn about how JSONs are integral to non-relational databases – especially data schemas, and how to write queries using JSON. Some good options are Python (because of its flexibility and being able to handle many data types), as well as Java, Scala, and Go. Rely on the real information to guide you.

article thumbnail

How to Become an Azure Data Engineer in 2023?

ProjectPro

Data engineers must thoroughly understand programming languages such as Python, Java, or Scala. Relational and non-relational databases are among the most common data storage methods. Learning SQL is essential to comprehend the database and its structures. What is the most popular Azure Certification?

article thumbnail

100+ Data Engineer Interview Questions and Answers for 2023

ProjectPro

Differentiate between relational and non-relational database management systems. Relational Database Management Systems (RDBMS) Non-relational Database Management Systems Relational Databases primarily work with structured data using SQL (Structured Query Language).