MySQL Interview Questions – Set 14

Write a query to select all teams that won either 1, 3, 5, or 7 games. SELECT team_name FROM team WHERE team_won IN (1, 3, 5, 7); What is the difference between MySQL and SQL? SQL is known as the standard query language. It is used to interact with the database like MySQL. MySQL is a … Read more

MySQL Interview Questions – Set 13

How to join three tables in MySQL? Sometimes we need to fetch data from three or more tables. There are two types available to do these types of joins. Suppose we have three tables named Student, Marks, and Details. Let’s say Student has (stud_id, name) columns, Marks has (school_id, stud_id, scores) columns, and Details has … Read more

MySQL Interview Questions – Set 12

What is the difference between the heap table and the temporary table? Heap tables: Heap tables are found in memory that is used for high-speed storage temporarily. They do not allow BLOB or TEXT fields. Heap tables do not support AUTO_INCREMENT. Indexes should be NOT NULL. Temporary tables: The temporary tables are used to keep … Read more

MySQL Interview Questions – Set 11

How can we run batch mode in MySQL? To perform batch mode in MySQL, we use the following command: mysql; mysql mysql.out; In which language MySQL has been written? MySQL is written in C and C++, and its SQL parser is written in yacc. How to install MySQL? Installing MySQL on our system allows us … Read more

MySQL Interview Questions – Set 10

How to change the table name in MySQL? Sometimes our table name is non-meaningful. In that case, we need to change or rename the table name. MySQL provides the following syntax to rename one or more tables in the current database: mysql> RENAME old_table TO new_table; If we want to change more than one table name, use … Read more