一. 目录结构
D:installPLSQL
|-- instantclient_11_2
|-- tnsnames.ora
|-- PLSQL Developer
|-- readme.txt
二. 环境变量
NLS_LANG = SIMPLIFIED CHINESE_CHINA.ZHS16GBK
TNS_ADMIN = D:installPLSQLinstantclient_11_2
三. PL/SQL Developer 环境设置
1. 位置
工具 -> 首选项 -> 连接
2. 设置
Oracle主目录名 = D:installPLSQLinstantclient_11_2
OCI库 = D:installPLSQLinstantclient_11_2oci.dll
tnsnames.ora文件：
172.17.x.xxx =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = 172.17.x.xxx)(PORT = 1521))
)
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = orcl)
)
)
