Get an Introduction to SQL in Two Hours Much of the world's raw data—from electronic medical records to customer transaction histories—lives in organized collections of tables called relational databases. Being able to wrangle and extract data from these databases using SQL is an essential skill...
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Course 02.在SQL中联接数据Joining Data in SQL “既然您已经在我们的Introduction to SQL入门课程中学习了SQL的基础知识,现在是时候使用连接和关系集理论来增强您的查询了。 在本课程中,您将了解表连接的强大功能,同时探索世界各国及其城市的有趣特征。 您将掌握内联接,外联接,自联接,半联接,反联接和交叉联接,这...
Introduction to SQL 1 Data Warehouse BasicsStart Chapter Prepare for your data warehouse learning journey by grounding yourself in some foundational concepts. To begin this course, you’ll learn what a data warehouse is and how it compares and contrasts to similar-sounding technologies, data marts ...
intro-to-sql-for-data-science joining-data-in-sql xx-projects/introduction-to-datacamp-projects .gitignore README.md DataCamp DataCamp data-science courses I have completed. Some of these are set up to actually run locally (mapped to the datasets), whereas some will not run because I didn'...
From the entry-level (and free) courses such asUnderstanding Data Visualization—an introduction to data visualization with no coding involved—andIntroduction to SQL—where you’ll how to structure and query relational databases using SQL in just two hours. ...
Visit https://www.datacamp.com/terms-of-use/ to learn about our policies. Questions or Need Help? Reach out at https://support.datacamp.com/. Practice coding and start your data science journey today! Unlock AI learning, learn Python, learn SQL, and much more—download DataCamp now to tr...
Visit https://www.datacamp.com/terms-of-use/ to learn about our policies. Questions or Need Help? Reach out at https://support.datacamp.com/. Practice coding and start your data science journey today! Unlock AI learning, learn Python, learn SQL, and much more—download DataCamp now to tr...
intro-to-sql-for-data-science update with two new topics - intro to sql for data science and joinin… Mar 26, 2019 joining-data-in-sql update with two new topics - intro to sql for data science and joinin… Mar 26, 2019 xx-projects/introduction-to-datacamp-projects ...
SQL Database Overview Tutorial Courses in SQL Course Joining Data in SQL 4 hr 192.6KLevel up your SQL knowledge and learn to join tables together, apply relational set theory, and work with subqueries. See DetailsStart Course Course Introduction to SQL 2 hr 976KLearn how to create and qu...