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MySQL: GROUP BY
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Classroom Contents
MySQL Tutorial for Beginners
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- 1 MySQL tutorial for beginners (intro + installation) 🐬
- 2 MySQL: How to create a DATABASE
- 3 MySQL: How to create a TABLE
- 4 MySQL: How to INSERT rows into a TABLE
- 5 MySQL: How to SELECT data from a TABLE
- 6 MySQL: How to UPDATE and DELETE data from a TABLE
- 7 MySQL: AUTOCOMMIT, COMMIT, ROLLBACK
- 8 MySQL: CURRENT_DATE() & CURRENT_TIME()
- 9 MySQL: UNIQUE constraint
- 10 MySQL: NOT NULL constraint
- 11 MySQL: CHECK constraint is easy
- 12 MySQL: DEFAULT constraint is easy
- 13 MySQL: PRIMARY KEYS are easy
- 14 MySQL: AUTO_INCREMENT is awesome
- 15 MySQL: FOREIGN KEYS are easy (kind of)
- 16 Learn MySQL joins in 5 minutes!
- 17 Functions in MySQL are easy
- 18 MySQL logical operators are easy
- 19 MySQL wild cards are easy
- 20 MySQL ORDER BY clause is easy
- 21 MySQL LIMIT clause is easy
- 22 MySQL UNIONS are easy
- 23 MySQL SELF JOINS are ... ughhh
- 24 MySQL VIEWS are awesome
- 25 MySQL: INDEXES are awesome
- 26 MySQL: SUBQUERIES
- 27 MySQL: GROUP BY
- 28 MySQL: ROLLUP
- 29 MySQL: ON DELETE
- 30 MySQL: STORED PROCEDURES
- 31 MySQL: TRIGGERS
