Tomson Xu

 1.      下载下列东东from http://dev.mysql.com/downloads/1)      mysql XXX windows noninstall zip2)      Mysql GUI Tools windows noninstall zip3)      jdbc driver: MySQL Connector/J XXX 2.     

1. in your web app, create "context.xml" in META-INF folder:context.xmlxml version="1.0" encoding="UTF-8"?>Context path="">     Resource name="jdbc/testDB"                auth="Container"             

<br />通过php sql query获取null field，则可以通过"isset()"来判断是否为null

Export Database to sql file* following commands are run in "cmd" windowexample 1: use user "root" pwd "123456" to backup localhost database "chtl_db" to backup.sql filemysqldump -uroot -p123

http://www.w3school.com.cn/sql/index.asphttp://sql.1keydata.com/cn/

东抄一些，西抄一些，都是来自网上。About Oracle RAChttp://en.wikipedia.org/wiki/Oracle_RAChttp://download.oracle.com/docs/cd/B28359_01/rac.111/b28254/admcon.htmOracle RAC enables you to cluster Oracle dat

安装.net v3.5SQLiteConnection cn = new SQLiteConnection(     "Data Source=test.db;Pooling=true;FailIfMissing=false") pooling default value is trueFailIfMissing default value is fal