From the course: MySQL Data Analysis
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Common WHERE operators - MySQL Tutorial
From the course: MySQL Data Analysis
Common WHERE operators
- [Instructor] Before we get into practicing the WHERE clause, let's go through the operators that WHERE works with. A WHERE clause can filter records using any of the following logical operators. Take a look in the left at the operators that can be used and what they mean on the right. You can use equals, does not equal, greater than, less than, greater than or equal to, less than or equal to, BETWEEN, which creates a range bound by two values LIKE, where you're going to look for a pattern instead of looking for a precise value. And then IN where you can specify multiple values for the server to look for. Here's an example of a query where we're selecting four columns from the payment table, but then we're filtering just to those records where the amount is equal to 0.99. Let's go ahead and pop that into Workbench and see what happens. I'm going to go ahead and run the query without the WHERE clause and then afterwards we'll run it with the WHERE clause. So as you can see here, we've…
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Contents
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Introduction24s
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Getting to know the database3m 52s
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The Big 62m 18s
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The SELECT statement47s
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The FROM clause39s
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SELECT * FROM6m
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The USE statement3m 19s
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Selecting specific columns4m 18s
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Challenge: SELECT and FROM1m 24s
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Solution: SELECT and FROM2m 38s
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SELECT DISTINCT2m 13s
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Challenge: SELECT DISTINCT38s
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Solution: SELECT DISTINCT2m
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The WHERE clause1m 30s
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Common WHERE operators4m 59s
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Challenge: The WHERE clause35s
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Solution: The WHERE clause2m 23s
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Combining WHERE and AND4m 22s
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Challenge: WHERE and AND39s
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Solution: WHERE and AND1m 37s
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Combining WHERE and OR3m 38s
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Challenge: Combining WHERE and OR42s
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Solution: Combining WHERE and OR3m 21s
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Combining WHERE and IN4m 35s
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The LIKE operator2m 37s
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LIKE wildcard examples5m 6s
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Challenge: The LIKE operator30s
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Solution: The LIKE operator2m 28s
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The GROUP BY clause1m 43s
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GROUP BY example3m 18s
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Pro Tip: Using comments and aliases5m 32s
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Challenge: GROUP BY37s
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Solution: GROUP BY2m 1s
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Multiple dimension GROUP BY clauses3m 14s
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Aggregate functions2m 8s
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Challenge: Aggregate functions55s
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Solution: Aggregate functions3m 23s
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The HAVING clause1m 44s
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HAVING example2m 54s
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Challenge: The HAVING clause54s
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Solution: The HAVING clause3m 11s
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The ORDER BY clause1m 31s
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ORDER BY example4m 16s
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Challenge: The ORDER BY clause30s
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Solution: The ORDER BY clause1m 47s
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Recap: The Big 62m 8s
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