Lesson 1

#### Filtering Numerical Data

Filter numerical records using operators.

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Lesson 2

#### Filtering String-Text Data

Learn how to filter for string-text records.

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Lesson 3

#### Dividing with Integer, Decimal and Float

Learn how to divide integers correctly in SQL.

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Lesson 4

#### Aggregate Functions

Learn commonly used aggregate functions such as COUNT(), SUM(), AVG(), MIN() and MAX().

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Lesson 20

#### Filtering with LIKE and Pattern Matching

Use LIKE and NOT LIKE to filter records with wildcards.

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Lesson 21

#### Manipulating with CASE

Shape, transform, and manipulate data using the CASE statement.

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Lesson 22

#### Transforming with String-Text Functions

Use string-text functions to transform and clean data.

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Lesson 23

#### Handling NULL Values

Learn how to find and transform NULL values.

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