mysql performance tuning interview questions

A field described as unsigned small int can keep a max benefit of 65535.

As a part of the training, we guide the students for the interviews with interview questions and answers.

To count Unicode and other encodings, the lengths are different.

Answer: The syntax ‘SELECT VERSION ();’ is used to know the current version of MYSQL. How one can concatenate strings in MySQL? A very nice article on tuning MySQL.

Don't stop learning. It could be the Ferrari of databases: Light weight, quickly and Built for the higher pace tracks! Answer: MySql, an open-source Database Management System. Your email address will not be published.

How would you enter Characters as HEX Numbers?

MySQL Performance site, published tips about tuning your MySQL server Performance.
16. Few examples of DML commands include Insert and select. MySQL is being utilized as a part of numerous businesses. There are four types of TEXT: BLOB is used for storing binary data while Text is used to store large string.


In other words, the approval to access various parts of a database. They both represent floating point numbers. Our MySQL Questions and answers are very simple and have more examples for your better understanding.

A list of top frequently asked MySQL interview questions and answers are given below. The part B of that is, don't overuse normalization. .He is a Tech Geek, SEO Expert, Web Designer and a Blogger. mysql> update user set password=PASSWORD(“newrootpassword”) where User=’root’; [mysql dir]/bin/mysql -u username -password databasename < /tmp/databasename.sql. SQL Performance Interview Questions and Answers. Most of the SQL query questions we've filtered out of interviews held by top IT…, No matter, you are a fresher QA engineer or a beginner in the DBA field.

SELECT CURRENT_DATE (); Answer: SAVEPOINT is defined as a statement in MySql to obtain a baptized transaction savepoint along with an identifier name. MySQL often fetches info from the RAM and a lot more the RAM is on the technique, the much better it can be. Required fields are marked *. Answer: The command used to retrieve indexes from a given table is ‘SHOW INDEX FROM employee’.

Answer: To concatenate use the below query:

The default port for MySQL server is 3306. Answer: Federated table permits access to the tables that are available on other databases on different servers. MYSQL consumes 1MB of RAM usage while Oracle uses more than 100 MB on your laptop.

Oracle Performance Tuning Interview Questions and Answers. MySQL Interview Questions and answers are prepared by 10+ years of experienced industry experts.

It sounds too excellent to become true but you won't believe the number of developers out there who totally suck at writing queries.

Answer: A candidate key is defined as a set of columns that is majorly used to find any records in the MySql database without any need of a reference to data.

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