#maysql kết quả tìm kiếm
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SELCT TOP has different variations depending on the SQL you are using. In mySQL the the same query is done this way 👇 SELECT * FROM Teachers LIMIT 2; In Oracle it is 👇 SELECT * FROM Teachers FETCH FIRST TWO ROWS ONLY; #31DaysofSQL #maySQL #Backend
You can also use IS NOT NULL to get all NOT NULL records. #31DaysofSQL #maySQL
Day 3 of #MaySQL Learned and practiced CASE Statement: The CASE expression goes through conditions and returns value when the first condition is met( like an if-then-else statement). #31DaysofSQL
уроки maysql на денвере forumlie.parkint.com/arcade/id-1764… #maysql видео
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