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MySQL
What does this query mean: SELECT user_name, user_isp FROM users LEFT JOIN isps USING (user_id) ?
How would you select all the users, whose phone number is null????
How would you write a query to select all teams that won either 2, 4, 6 or 8 games????
You wrote a search engine that should retrieve 10 results at a time, but at the same time you'd like to know how many rows there're total. How do you display that to the user?
How do you return the a hundred books starting from 25th????
If the value in the column is repeatable, how do you find out the unique values?????
How do you get the number of rows affected by query? ????
Explain about HEAP table?????
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