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A good data infrastructure: the foundation of any data science deployment

A good data infrastructure and information management are essential for structurally and sustainably deploying data science. In this blog, we delve deeper into three fundamental concepts of data management: Data warehouse, data lake, and data lakehouse. These are ways in which organizations can store, manage, and analyze data. We also highlight how Researchable supports clients in establishing a solid data foundation.
Data warehouse
A data warehouse is a central location where large amounts of data from various departments within a company are gathered. The data is structured, organized, and stored in a way that makes it easy to ask questions and perform analyses. It involves historical data that has been cleaned and organized. Data warehouses are used to make decisions based on data, for example, through reporting and analysis.
Benefits of a data warehouse:
- •Organized data: All data is neatly structured and stored, making it easy to analyze.
- •Quick responses: Data warehouses are fast, providing immediate answers to your queries.
- •Easy reporting: Data warehouses facilitate the creation of reports and dashboards.
An example of a data warehouse in retail:
What does a data warehouse look like in practice? Consider a retail company collecting data on transactions across all their stores. This data includes information about products, customers, purchase date and time, and payment methods. To conduct analyses, this data is first centralized in a data warehouse. Subsequently, the company can analyze trends in consumer behavior, measure the effectiveness of marketing campaigns, and optimize product inventory.

Data lake
A data lake is a digital repository where various types of data can be stored, including photos, videos, texts, sensor data, and more. Unlike a data warehouse, a data lake can store both structured and unstructured data in their original form, without the need for further processing. In this regard, a data lake is much more flexible because it allows storage of all types of data, regardless of their form or structure. This makes it perfect for processing large amounts of data that cannot be analyzed with traditional systems.
Benefits of a data lake:
- •Flexibility: You can store all types of data, regardless of their form or source.
- •Scalability: A data lake is flexible and can easily be expanded, ensuring sufficient space for all your data, even as the volume increases.
- •Real-time data: You can collect and analyze data in real-time.
An example of a data lake in healthcare:
A healthcare organization aims to utilize its data for a more efficient hospital and better patient care. In a data lake, they can gather data from the electronic health record (EHR), medical equipment, and sensors. Subsequently, they can apply data science to determine effective treatments, identify risk factors for specific conditions, and enhance the quality of care. With these insights, the hospital can develop personalized treatment plans, implement preventive measures, and improve patient care.

Data lakehouse
A data lakehouse is a new approach in data storage that combines the benefits of a data lake and a data warehouse. It provides both the flexibility of a data lake and the structured and optimized capabilities of a data warehouse.
The main difference between a data lakehouse, a data lake, and a data warehouse is the integrated approach and the combination of flexibility and structure. A data lake is flexible but may be complex to manage and analyze, while a data warehouse is structured but less flexible. A data lakehouse attempts to overcome these drawbacks by combining the advantages of both.
An example of a data lakehouse in the e-commerce sector:
A globally operating online store selling clothing and accessories aims to use its data to boost sales and increase customer satisfaction. With a data lakehouse, the store combines neatly organized customer data with a wide range of information from customer reviews and website click behavior. By applying advanced data analysis, the store can identify popular products, effective marketing campaigns, and ways to enhance customer service. Insights from the data lakehouse enable the company to make targeted recommendations, manage inventory better, and ultimately provide a more personalized shopping experience.

Researchable and data management
For a sustainable deployment of data science, a good data infrastructure and information management are important. Whether it's setting up a data lake for a research institution or integrating a lakehouse architecture for an AI startup, at Researchable, we understand this and develop custom solutions tailored to the unique needs of your organization. With expertise in data engineering, we help organizations fully leverage their data, gain insights, and stimulate innovation.