After doing these courses, I feel confident creating professional visualizations and dashboards
Shoebur RahmanProcurement Specialist, Giz Bangladesh
Course Description
Step right into the dynamic world of data modeling with Snowflake! Begin by uncovering the core concepts of data modeling, where you'll turn data jungles into neat, insightful gardens. You'll learn and apply the theory, witnessing the magical transformation of raw data into actionable insights.
You will engage with the core principles of data modeling, immersing you in hands-on experiences and how to implement them in Snowflake. This course explores several modeling techniques to set up the most efficient cloud data warehouse. Entity-relationship, dimensional modeling, data vault, and others will be part of the learning experience while unraveling the secrets of data normalization. Every lesson is a step closer to mastering the art of transforming raw information into well-organized, easily navigable, and insightful data.
Snowflake is a powerhouse tool you'll harness to optimize data retrieval and analytics. As you move forward, the architecture of Snowflake unfolds, revealing its massively parallel processing prowess and the optimization of data views. It's not just about learning; it's about becoming a strategic asset with the confidence and skills to make data-driven decisions.
By the end of this journey, data modeling won't just be a skill - it'll be an art form you master. Your data modeling adventure awaits!
Feels like what you want to learn?
Start Course for FreeWhat you'll learn
- Distinguish between conceptual, logical, and physical data models and select the appropriate model for a given scenario.
- Apply normalization principles to eliminate redundancy and improve data integrity.
- Design data warehouse schemas — including star, snowflake, and Data Vault — to meet specific business requirements.
- Evaluate and choose the right data modeling approach based on scalability, flexibility, and analytical needs.
- Optimize query performance in Snowflake by leveraging its architecture and structuring queries effectively.
Prerequisites
Curriculum
Course outline
1
Fundamentals of Data Modeling
Embark on a foundational exploration of data modeling with Snowflake and uncover the art of organizing data efficiently. Start with the basics of data modeling concepts, understand its significance in a data-driven world, and learn how to represent and store data effectively. By visualizing data organization on a vast scale, you'll grasp the importance of a well-structured data model in simplifying data querying and analysis.
2
Data Relationships and Normalization
Unlock the secrets of effective data organization and management, focusing on the critical roles of keys in data relationships and the fundamental principles of data normalization within Snowflake. Delve into the foundational aspects of relational data, emphasizing the importance of primary and foreign keys in structuring and linking data entities. Embark on a journey through the normalization process, starting with 1NF to eliminate duplicate data, advancing to 2NF to address partial dependencies, and culminating in 3NF to remove transitive dependencies.
3
Data Modeling Techniques for Data Warehouse
Venture deeper into data warehousing strategies with Snowflake, exploring three pivotal data modeling approaches: Entity–Relationship Model, Dimensional Modeling, and Data Vault. Begin by mapping complex relationships within a university system using the Entity–Relationship model, which is perfect for visualizing data interactions. Transition into Dimensional Modeling to simplify data analysis through fact and dimension tables, ideal for insightful reporting. Then, delve into Data Vault modeling for a robust framework that excels in historical data tracking and flexibility.
4
Snowflake Components
Unlock the potential of Snowflake's architecture to optimize query performance, enhancing the speed and efficiency of your data models. Explore the advantages of columnar storage, Massively Parallel Processing (MPP), and micro-partitions in Snowflake, contrasting them with traditional databases for a clear understanding of Snowflake's superior performance. Delve into Snowflake's data objects—virtual warehouses, tables, views, and more—to smartly organize your data. Master techniques such as query optimization, the use of subqueries, and Common Table Expressions (CTEs) to streamline data processing.
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Introduction to Data Modeling in Snowflake
Course
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