Learn sql joins

Get a clear, practical understanding of sql joins

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What you'll cover

  1. 1
    What are Tables?
    Understand the basic structure of relational databases with tables, columns, and rows.
  2. 2
    Primary and Foreign Keys
    Learn how tables are related to each other using keys.
  3. 3
    Inner Join Basics
    Combine rows from two tables based on matching key values.
  4. 4
    Left Join Explained
    Include all rows from the left table and matching rows from the right.
  5. 5
    Right Join Explained
    Include all rows from the right table and matching rows from the left.
  6. 6
    Full Outer Join
    Combine all rows from both tables, filling in NULLs where matches don't exist.
  7. 7
    Practical Join Examples
    Practice joining tables in common scenarios to solidify understanding.

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