连接池 for php ---- sqlrelay_Sql Server_学习笔记★闵涛★计算机学习电脑编程软硬件技巧


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连接池 for php ---- sqlrelay

作者：闵涛文章来源：闵涛的学习笔记点击数：1047 更新时间：2007/11/14 12:55:50

http://sqlrelay.sourceforge.net/

SQL Relay is a persistent database connection pooling, proxying and load balancing system for Unix and Linux.

SQL Relay is ideal for:

speeding up database-driven web-based applications
enhancing the scalability of database-driven web-based applications
distributing access to replicated databases
throttling database access
accessing databases from unsupported platforms
migrating applications from one database to another

SQL Relay supports the following database backends:

Oracle
MySQL
mSQL
PostgreSQL

Sybase
MS SQL Server
IBM DB2
Interbase

Sybase
SQLite
Lago
ODBC

The SQL Relay client API''''s support advanced database operations such as bind variables, multi-row fetches, client side result set caching and suspended transactions. SQL Relay is has native client API''''s for the following languages:

C
C++
Perl

Python
PHP
Ruby

Java
TCL
Zope

SQL Relay provides drivers for the following database abstraction layers:

Perl DBD

Python DB

Ruby DBD

PHP Pear DB

An application coded using another database''''s native client API may be able to use SQL Relay without modification. SQL Relay provides drop-in replacement libraries for: