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This is the MySQL™ Reference Manual. It documents MySQL 5.4 through 5.4.3.
MySQL 5.4 is based on MySQL 5.1 but includes small, high-impact changes to enhance scalability and performance in MySQL Server. For information about these changes, see Section 1.5, “What Is New in MySQL 5.4”.
MySQL Cluster is currently not supported in MySQL 5.4. For information about MySQL Cluster, please see MySQL Cluster NDB 6.X/7.X.
MySQL 5.4 features. This manual describes features that are not included in every edition of MySQL 5.4; such features may not be included in the edition of MySQL 5.4 licensed to you. If you have any questions about the features included in your edition of MySQL 5.4, refer to your MySQL 5.4 license agreement or contact your Oracle sales representative.
Document generated on: 2010-04-13 (revision: 19987)
|Tutorial||» Linux/Unix||Server Option/Variable Reference||Server Option/Variable Reference||SQL Syntax||Connector/J||» HA/Scalability Guide|
|Installation||» Mac OS X||MySQL Change History||» MySQL Version Reference||Views||Connector/ODBC||MySQL and DRBD|
|Upgrading||» Windows||» MySQL Version Reference||SQL Syntax||Stored Routines||Connector/NET||MySQL and Virtualization|
|Server Administration||» Solaris||» Security||Optimization||Replication||Connector/C++||Memcached|
|FAQs||» Building from Source||» Startup/Shutdown||Connectors & APIs||Spatial Extensions||Connector/OOo||MySQL Proxy|
|» Backup and Recovery||Functions and Operators||Precision Math||PHP||Replication|
|Partitioning||Stored Programs and View||I18N & L18N||C API|
Table of Contents [+/-]
tar.gzPackages on Other Unix-Like Systems
MyISAMTable Maintenance and Crash Recovery [+/-]
SELECTand Other Statements [+/-]
optimizer_switchto Control the Optimizer
MyISAMIndex Statistics Collection
GROUP BYClauses [+/-]
ROLLBACK TO SAVEPOINTSyntax
MyISAMStorage Engine [+/-]
InnoDBStorage Engine [+/-]
InnoDBStartup Options and System Variables
InnoDBData and Log Files
InnoDBDatabase to Another Machine
InnoDBTransaction Model and Locking
InnoDBTable and Index Structures
InnoDBDisk I/O and File Space Management
InnoDBPerformance Tuning and Troubleshooting
IBMDB2IStorage Engine [+/-]
MERGEStorage Engine [+/-]
HEAP) Storage Engine
FEDERATEDStorage Engine [+/-]
CSVStorage Engine [+/-]
List of Figures [+/-]
List of Tables [+/-]
GROUP BY) Functions
MyISAMStorage Engine Features
InnoDBStorage Engine Features
IBMDB2IOptions and Variables
MEMORYStorage Engine Features
ARCHIVEStorage Engine Features
List of Examples [+/-]
AUTO_INCREMENTcolumn values using
AUTO_INCREMENTcolumn values using
AUTO_INCREMENTcolumn values in
mysql_affected_rowsexample using transactions
mysql_connectexample using ":/path/to/socket" syntax