instantclient_12_1環境變量配置

1）配置系統環境變量

TNS_ADMIN=C:\instantclient_12_1\network\admin
PATH=%PATH%;C:\instantclient_12_1
ORACLE_HOME=C:\instantclient_12_1
LD_LIBRARY_PATH=C:\instantclient_12_1
SQLPATH=C:\instantclient_12_1 (可選)
NLS_LANG=SIMPLIFIED CHINESE_CHINA.ZHS16GBK (可選)

2. 在D:\instantclient_10_2中用添加如下內容的文件,文件名爲tnsnames.ora
3. 附ORA文件內容與格式
tnsnames.ora
#D:/instantclient_10_2/tnsname.ora（instantclient_12_1\network\admin）
mydb1 =
(DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = TCP)(HOST =192.168.0.47)(PORT = 1521))
    )
    (CONNECT_DATA =
      (SERVER = dedicated)
      (SERVICE_NAME =ORCL)
    )
)