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QUIZ GAME: Database

            Written: Maryna Pylnyk, 18/03/2017     

Do you know where the names MySQL, MaxDB and MariaDB come from? Michael Widenius is the main author of the original version of the open source MySQL database, a founding member of the MySQL AB company and is currently CTO of the MariaDB Corporation Ab. He lives in Helsinki with his second wife Anna and daughter Maria (after whom MariaDB was named), and has a daughter My (after whom MySQL was named) and a son Max (giving the name for MaxDB) from his first marriage.
https://en.wikipedia.org/wiki/Michael_Widenius

Mysql. Replication is synchronous?




MySQL : What the result is of the query

SELECT IF(3<2,2,3);







Mysql. Is this query valid?

SELECT id, COUNT(*) AS cnt FROM table1 WHERE cnt > 0 GROUP BY id;





MySQL : Which one of the following expression is not correct:






MySQL : Is the following statement correct?

CREATE TABLE new_table1 LIKE table1;




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