truncate table customers; For example:MySQLupdate query is used to truncate or remove records of a table. It doesn’tremove structure. 9) MySQL Truncate Table QuerySELECT * from customers; For example:Oracleselect query is used to fetch records from database.
8) MySQL Select Querydelete from customers where id=101; For example:MySQLupdate query is used to delete records of a table from database. 7) MySQL Delete Queryupdate customers set name=’bob’, city=’london’ where id=101; For example:MySQLupdate query is used to update records of a table. 6) MySQL Update Queryinsert into customers values(101,’rahul’,’delhi’); For example:MySQLinsert query is used to insert records into table. 5) MySQLInsert QueryADD age varchar(50); ALTER TABLE customers MySQL alterquery is used to add, modify, delete or drop colums of a table. Let’s see aquery to add column in customers table:4) MySQL Alter Query); PRIMARY KEY (id ) city varchar(50), name varchar(50), (id int(10), CREATE TABLE customers For example:MySQLcreate query is used to create a table, view, procedure and function. 3) MySQLCreate Queryuse db1; For exampleMySQL usedatabase is used to select database.2) MySQLSelect/Use Databasecreate database db1; For exampleMySQL createdatabase is used to create database.
1)MySQL Create DatabaseMySQLQueries 3. PerconaServer with XtraDB– an enhanced version of MySQL known for horizontal scalability. 2. MariaDB– a popular community-developed “drop-in” replacement for MySQL thatuses MySQL APIs and commands.
1. Drizzle – alightweight open source database management system in development based onMySQL 6.0.
Offshoots ofMySQL are called forks. They include: Offshoots of MySQL · Manyof the world’s largest and fastest-growing organizations including Facebook,Google, Adobe, Alcatel Lucent and Zappos rely on MySQL to save time and moneypowering their high-volume Web sites, business-critical systems and packagedsoftware.· MySQL is customizable.
The open-sourceGPL license allows programmers to modify the MySQL software to fit their ownspecific environments.· MySQL works on many operating systemsand with many languages including PHP, PERL, C, C++, JAVA, etc.· MySQL supports large databases, up to 50million rows or more in a table. The default file size limit for a table is4GB, but you can increase this (if your operating system can handle it) to atheoretical limit of 8 million terabytes (TB).· MySQL is a very powerful program in itsown right. It handles a large subset of the functionality of the most expensiveand powerful database packages.· MySQL is released under an open-sourcelicense.
So you have nothing to pay to use it.Why MYSQL?MySQL Workbenchprovides data modeling, SQL development, and comprehensive administration toolsfor server configuration, user administration, backup, and much more. MySQLWorkbench is available on Windows, Linux and Mac OS X. Thedata in a MySQL database are stored in tables.
A table is a collection ofrelated data, and it consists of columns and rows.MySQL is a fast, easy-to-use RDBMS being used formany small and big businesses. MySQL is developed, marketed and supported byMySQL AB, which is a Swedish company. Its name is a combination of “My”, the name of co-founder Michael Widenius’s daughter,8 and “SQL”, the abbreviation for Structured Query Language.What is MySQL?