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Премиум
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    Course Introduction
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    What is a Database?
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    Relational Databases and SQL
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    Installing PostgreSQL for Mac
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    Installing PostgreSQL for Windows
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    Section Introduction
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    Database Tables
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    Data Types Explained
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    Primary Keys and Foreign Keys
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    Unique, Not Null and Check Constraints
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    Creating Our First Table
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    Creating the Actors Table
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    Creating a Table with a Foreign Key
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    Creating the Movie Revenues Table
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    Creating a Junction Table
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    Modifying Tables Part 1: Adding Columns
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    Modifying Tables Part 2: Changing a Columns Data Type
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    Deleting Tables from a Database
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    Challenge: Data Definition Language
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    Solution: Data Definition Language
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    Section Summary
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    Section Introduction
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    Inserting Data into a Table
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    Updating Data in a Table
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    Deleting Data from a Table
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    Inserting Data into Our Movie Data Database
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    Challenge: Data Manipulation Language
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    Solution: Data Manipulation Language
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    Section Summary
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    Section Introduction
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    Select Queries
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    Where Clauses
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    Logical Operators
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    Challenge 1: Select Queries
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    Solution 1: Select Queries
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    In, Not In
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    Like
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    Between
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    Challenge 2: Select Queries
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    Solution 2: Select Queries
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    Order By
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    Limiting the Number of Results
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    Fetch
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    Distinct Values
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    Challenge 3: Select Queries
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    Solution 3: Select Queries
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    Null Values
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    Setting a Column Name Alias
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    Concatenation
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    Challenge 4: Select Queries
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    Solution 4: Select Queries
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    Section Summary
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    Section Introduction
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    Aggregate Functions Explained
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    Count Aggregate Functions
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    Sum Aggregate Function
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    Min and Max Aggregate Functions
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    Average Aggregate Functions
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    Challenge 1: Aggregate Functions
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    Solution 1: Aggregate Functions
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    Grouping Data
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    Having Clauses
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    Challenge 2: Aggregate Functions
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    Solution 2: Aggregate Functions
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    Mathematical Operators
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    Section Summary
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    Section Introduction
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    What Are Database Relationships?
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    One to One Relationships
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    One to Many Relationships
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    Many to Many Relationships
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    (Optional) Challenge: Database Relationships
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    Solution: Database Relationships
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    Section Summary
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    Section Introduction
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    SQL Joins Explained
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    Inner Joins Part 1
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    Inner Joins Part 2
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    Inner Joins Part 3
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    Challenge 1: Joins
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    Solution 1: Joins
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    Left Joins
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    Right Joins
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    Full Joins
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    Challenge 2: Joins
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    Solutions 2: Joins
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    Joining More Than Two Tables
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    Challenge 3: Joins
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    Solution 3: Joins
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    Union
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    Union All
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    Challenge 4: Joins
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    Solution 4: Joins
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    Intersect
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    Except
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    Challenge 5: Joins
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    Solution 5: Joins
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    Section Summary
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    Section Introduction
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    Subqueries Explained
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    Uncorrelated Subqueries Part 1
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    Uncorrelated Subqueries Part 2
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    Challenge 1: Subqueries
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    Solution 1: Subqueries
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    Correlated Subqueries
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    Challenge 2: Subqueries
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    Solution 2: Subqueries
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    Summary
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    Section Introduction
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    Cloning a Database
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    Upper and Lower String Functions
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    Initcap Function
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    Left and Right String Functions
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    Reverse Function
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    Challenge 1: String Functions
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    Solution 1: String Functions
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    Substring Function
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    Replace Function
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    Split Part Function
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    Using the Cast Operator to Apply String Functions to Non-String Data Types
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    Challenge 2: String Functions
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    Solution 2: String Functions
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    Summary