免安装Oracle客户端软件-使用pl/sql配置登陆及tnsnames.ora listener.ora
1.下载OracleClientPackage.从http://www.oracle.com/technology/software/tech/oci/instantclient/htdocs/winsoft.html下载InstantClientPackage–Basic包(标注:AllfilesrequiredtorunOCI,OCCI,andJDBC-OCIapplications)这里下载