From the course: Learning Data Science: Understanding the Basics
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From the course: Learning Data Science: Understanding the Basics
Share semistructured data
- Data science teams work with many different data types. Relational databases are often the best choice if you have structured data. You'll need a strict data model for structured data to fit into a predefined database schema. It's like a spreadsheet where you'll have your fixed columns and rows. With structured data, it's usually pretty straightforward to create reports. You can use the structured query language or SQL to pull data from your database and display it in a standard format. When your structured data is nestled in your relational database, everything in the world seems organized. It's like when you have all your spices in their spice jars. You know where everything is and you know exactly where to find it. The problem is that few applications ever stay that simple. Let's go back to our running shoe website. Imagine you're using a relational database. You have the four tables. There's a table for your shoes, the customers, their address, and shipping options. All of your…
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