Combining and Filtering Data with PostgreSQL

[mitsumi]

Combining and Filtering Data with PostgreSQL
MP4 | Video: AVC 1280x720 | Audio: AAC 44KHz 2ch | Duration: 2 Hours | 185 MB
Genre: eLearning | Language: English

This course will teach you how to use PostgreSQL to expand your queries to filter and combine data. Using SQL, you'll learn how to join data from multiple tables, combine result sets, and use aggregate and window functions.

In this course, Combining and Filtering Data with PostgreSQL, you will learn how to expand your queries to retrieve additional data and achieve your desired results. First, you will learn the fundamentals of data types and how to work with string functions. Next, you will discover aggregate functions and how to filter aggregate results. Then, you will explore how to use joins to retrieve data from multiple tables. Set theory and unions will also be used to combine multiple result sets. Subqueries and common table expressions are introduced to help conduct more sophisticated analyses using multiple filter criteria. Finally, you will figure out window functions and how to partition and analyze data. When you're finished with this course, you will have the skills and knowledge of PostgreSQL necessary to begin writing more complex queries to analyze data from multiple sources.
             

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