My sql
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MySQL An Introduction
Databases 101
What is MySQL ?
• MySQL is an open source relational database management system.
• It includes the SQL server and client programs for accessing the server.
• Widely used by web application developers, together with PHP and APACHE
• It is pronounced My-es-que-el (Not My-Sequel)
MySQL AB• MySQL AB is a
commercial entity • Marketing & Development• Originally established in
Sweden• A virtual corporation• Service, support, training
and consulting • Profitable since inception
Fact Sheet
• Most popular open source database
• over 100 million copies downloaded or distributed
• 6,000,000 active installations• 35,000 downloads a day• Certified for all SAP
applications• Elite client list—Yahoo!,
NASA, Google• Proven track record
Why learn MySQL?• Leading open source RDBMS• Ease of use – No frills• Fast• Robust• Security• Multiple OS support• Free • Technical support• Support large database– up to
50 million rows, file size limit up to 8 Million TB
The MySQL Value Proposition
IBM, ORACLE and Microsoft“The top dogs”
The enterprise/SMB market
Market Strength, Brand Equity, Track Record and Feature Variety
MySQL “The underdog” – Disruptive technology, Commoditized Market
Performance, Reliability, Security, Performance
MySQL RDBMS SOURCE
Commercial License GPL open source License
Embedded DatabaseClient-Server modelStandalone server
FREE
Service Support, training and Consulting
Which edition to use?
• MySQL Enterprise– most comprehensive offering of MySQL
database software, services and support
• MySQL Cluster– a fault tolerant database clustering architecture
for deploying highly available mission-critical database applications
• MySQL Embedded Database– most popular choice for OEMs/ISVs who want to
cost-effectively embed or bundle a reliable and high-performance relational database
• MySQL community edition
MySQL Community vs. Enterprise
MySQL Enterprise
• MySQL Enterprise Monitor– a "Virtual DBA Assistant" to enforce
MySQL recommended best practices
• MySQL Enterprise Server• MySQL Production Support
– get your toughest technical questions answered quickly
– advise you on how to properly design and tune your MySQL servers, schema, queries, and replication set-up
Platinum
Gold
Silver
Basic
$4995/server/Year
$2995/server/Year
$1995/server/Year
$595/server/Year
Where can I get MySQL ?
• http://www.mysql.com/downloads/• Make sure you pick the correct
version for your OS • Download MySQL 5.0 Community
Server GA • Download MySQL Administrator • Download MySQL Migration
Toolkit• Download MySQL Query Browser
Installing the server
• Follow the screenshots
Installing the server
Installing the server
Installing the server
Installing the server
Installing the server
Installing the server
Installing the server
Installing the server• If you have firewall, remember
to unblock TCP port 3306• If you prefer GUI operations,
install Administrator, Migration Toolkit and Query Brower
• Configuration parameters stored in “C:\Program Files\MySQL\MySQL Server 5.0\my.ini”
• Change configuration by “server instance configuration wizard”
MySQL administrator
Query browser
A set of command line utilities
• mysqld, mysql, mysqladmin, mysqldump (located in C:\Program Files\MySQL\MySQL Server 5.0\bin)
• What is it ?• Why do I want to use it ?• For what all can I use it ?
• See handout later
About Data types …
• Detailed help in describing your fields can be found online at the MySQL user manual. These two links are very helpful
http://dev.mysql.com/doc/refman/5.0/en/string-types.html
http://dev.mysql.com/doc/refman/5.0/en/numeric-types.html
In General: Refer to chapter 11 of the user manual
at www.mysql.com/doc/en/Reference.html
Quick Example of data types
privileges
Storage engine and table types
• ISAM– Indexed Sequential Access Method – Fastest table type in MySQL– Originally used in mSQL by TcX (the
predecessor of MySQL AB)– Do not support transactions and
foreign key– No longer supported after version 5.1
• InnoDB– Purchased by MySQL later– Large data volume, heavy-load
production system– Support transactions and foreign key
Word of advice ..
• Describe your fields correctly
• Describe your data tightly• Secure your server well• Understand the
mechanics• Use the manual• Use the mailing list
Questions ?