article thumbnail

Data Model Design 101: Composite vs Surrogate Keys

Towards Data Science

When to know which type of key to use in your data models Continue reading on Towards Data Science ยป

article thumbnail

Top 10 Data Science Websites to learn More

Knowledge Hut

Learning inferential statistics website: wallstreetmojo.com, kdnuggets.com Learning Hypothesis testing website: stattrek.com Start learning database design and SQL. A database is a structured data collection that is stored and accessed electronically. Considering this information database model is fitted with data.

Insiders

Sign Up for our Newsletter

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

article thumbnail

SQL vs NoSQL: 7 Key Takeaways

KDnuggets

Instead, itโ€™s a different type of database designed for use-cases where SQL is not ideal. The differences between the two are many, although some are so crucial that they define both databases at their cores. People assume that NoSQL is a counterpart to SQL.

NoSQL 160
article thumbnail

Top 10 MongoDB Career Options in 2024 [Job Opportunities]

Knowledge Hut

Certifications MongoDB Certified DBA Associate, IBM Certified DBA, KnowledgeHut DBA Course Job Role 2: MongoDB Developer As a MongoDB Developer, youโ€™ll design effective data models, develop optimized queries, and use MongoDB in the applications to fulfill business needs. Proficiency in MongoDB query language and database design principles.

MongoDB 52
article thumbnail

Top Data Science Jobs for Freshers You Should Know

Knowledge Hut

Machine Learning Engineers Machine learning engineers are technicallyโ€ฏskilled programmers whose job is toโ€ฏresearch, develop, and design self-running software forโ€ฏautomatingโ€ฏprediction models. BI developers must use cloud-based platforms to design, prototype, and manage complex data. Create plans for ETL methods and architectures.

article thumbnail

Exploring The Nuances Of Building An Intential Data Culture

Data Engineering Podcast

austin) Podcast Episode Data Community Fund DataHub Podcast Episode Database Design For Mere Mortals by Michael J. austin) Podcast Episode Data Community Fund DataHub Podcast Episode Database Design For Mere Mortals by Michael J.

Building 147
article thumbnail

Amazon S3 to Amazon Aurora: 2 Easy Methods to Load Data

Hevo

The former is an object storage service, and the latter is a relational database designed to be compatible with MySQL and PostgreSQL. Amazon S3 and Aurora are two of the widely used highly scalable services provided by AWS.