MySQL Manual- 1 General Information
- 1.1 About This Manual
- 1.2 What Is MySQL?
- 1.3 What Is MySQL AB?
- 1.4 MySQL Support and Licensing
- 1.5 MySQL 4.0 In A Nutshell
- 1.6 MySQL 4.1 In A Nutshell
- 1.7 MySQL Information Sources
- 1.8 How Standards-compatible Is MySQL?
- 1.9 MySQL and The Future (The TODO)
- 1.10 How MySQL Compares to Other Databases
- 2 MySQL Installation
- 3 Tutorial Introduction
- 4 Database Administration
- 5 MySQL Optimisation
- 6 MySQL Language Reference
- 7 MySQL Table Types
- 8 National Character Sets and Unicode in MySQL 4.1
- 9 MySQL APIs
- 10 Error Handling in MySQL
- 11 Spatial Extensions in MySQL
- 12 Extending MySQL
- A Problems and Common Errors
- B Contributed Programs
- C Credits
- D MySQL Change History
- E Porting to Other Systems
- F Environment Variables
- G MySQL Regular Expressions
- H GNU General Public License
- I GNU Lesser General Public License
- SQL command, type and function index
- Concept Index
12 Extending MySQL
Subsections
- 12.1 MySQL Internals
- 12.2 Adding New Functions to MySQL
- 12.2.1
CREATE FUNCTION/DROP FUNCTIONSyntax - 12.2.2 Adding a New User-definable Function
- 12.2.2.1 UDF Calling Sequences for simple functions
- 12.2.2.2 UDF Calling Sequences for aggregate functions
- 12.2.2.3 Argument Processing
- 12.2.2.4 Return Values and Error Handling
- 12.2.2.5 Compiling and Installing User-definable Functions
- 12.2.3 Adding a New Native Function
- 12.3 Adding New Procedures to MySQL
