Скачать или смотреть Learn Basic SQL in 15 Minutes (PART 3/3) | SQL Functions Tutorial | Business Intelligence

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In this third and final part of the Learn Basic SQL in 15 minutes series, we’re going to be learning how to use different SQL functions to both clean data and create new fields from existing data.

WATCH PARTS 1 & 2 HERE:
Part 1 -    • Learn Basic SQL in 15 Minutes | Business I...  
Part 2 -    • Learn Basic SQL in 15 Minutes (PART 2/3) |...  

Don't forget to check out part 1 to learn what is SQL. What you learn over the course of these videos can be applied to MySQL, PostgreSQL, SQL Server and others.

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TIMESTAMPS
00:00 Intro
01:22 Tutorial start
02:28 TRIM, LTRIM & RTRIM functions
04:08 LEFT & RIGHT functions
05:15 LPAD & RPAD functions
06:30 SUBSTRING function
07:22 LENGTH function
08:58 LOCATE function
09:37 Separating first & last names
12:08 UPPER & LOWER functions
12:34 CONCAT function
13:20 Conditional Expressions
13:50 CASE statements
16:11 Outro

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