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This repository includes links, resources, my notes, and my solved problem sets for Harvard University's CS50 SQL: Introduction to Databases with SQL

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CS50 SQL

Index

Week 0 - Querying

  • SELECT
  • LIMIT
  • WHERE
    • =, >, <, >=, <=, != <>, NOT
    • AND
    • OR
    • ()
    • IS NULL, IS NOT NULL
    • LIKE, %, _
    • BETWEEN ... AND ...
  • ORDER BY ... ASC / DESC
  • Aggregate functions:
    • COUNT
    • AVG
    • MIN
    • MAX
    • SUM
  • DISTINCT

Week 1 - Relating

  • Relationships:
    • One to one.
    • One to many.
    • Many to many.
  • Subqueries.
  • Joins.
    • INNER, LEFT, RIGHT, FULL
    • NATURAL JOIN
  • Sets.
    • UNION
    • INTERESCT
    • EXCEPT
  • Groups.
    • GROUP BY
    • HAVING

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This repository includes links, resources, my notes, and my solved problem sets for Harvard University's CS50 SQL: Introduction to Databases with SQL

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