MySQL 简要介绍
- 3. 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)
- 4. 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
- 5. 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
- 6. 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
- 7. The MySQL Value Proposition
- 8. 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
- 9. MySQL RDBMS SOURCE Commercial License GPL open source License Embedded Database Client-Server model Standalone server FREE Service Support, training and Consulting
- 10. 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
- 11. MySQL Community vs. Enterprise
- 12. 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
- 13. Platinum Gold Silver Basic $4995/server/Year $2995/server/Year $1995/server/Year $595/server/Year
- 14. 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
- 15. Installing the server • Follow the screenshots
- 23. 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 FilesMySQLMySQL Server 5.0my.ini” • Change configuration by “server instance configuration wizard”
- 25. Query browser
- 26. A set of command line utilities • mysqld, mysql, mysqladmin, mysqldump (located in C:Program FilesMySQLMySQL Server 5.0bin) • What is it ? • Why do I want to use it ? • For what all can I use it ? • See handout later
- 27. 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
- 28. Quick Example of data types
- 29. privileges
- 30. 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
- 31. 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
- 32. Questions ?