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Goal: Sundays are for slow mornings, second cups of coffee, and setting the tone for the week ahead. And in this book, Sunday is a launchpad into the world of data, with SQL as your trusty sidekick. The goal for today is to introduce SQL as the foundation of working with data, explain what relational databases are, and guide you through setting up your environment and writing your first SQL query. We will also explore SQL data types and why they are important.

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Sunday: Introduction to SQL—The Language of Data

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  • 发表日期：

    2026年

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  • Bhumika Shah,
  • Devtosh Dubey

摘要

Goal: Sundays are for slow mornings, second cups of coffee, and setting the tone for the week ahead. And in this book, Sunday is a launchpad into the world of data, with SQL as your trusty sidekick. The goal for today is to introduce SQL as the foundation of working with data, explain what relational databases are, and guide you through setting up your environment and writing your first SQL query. We will also explore SQL data types and why they are important.