1, from ORACLE download the client's simple package, compressed to any directory on disk, such as E: \utility\oracle\win32
2, add the path to the system environment variable path, and then import the following registry file into the registry
Windows Registry Editor Version 5.00
[Hkey_local_machine\software\wow6432node\oracle]
"Nls_lang" = "Simplified Chinese_china." ZHS16GBK "
"Tns_admin" = "e:\\utility\\oracle"
[Hkey_local_machine\software\oracle]
"Nls_lang" = "Simplified Chinese_china." ZHS16GBK "
"Tns_admin" = "E:\\utility\\oracle ocm"
3, add the Tnsnames.ora file in the E:\Utility\Oracle directory, the contents of the file are as follows:
Db_center =
(DESCRIPTION =
(Address_list =
(address = (PROTOCOL = TCP) (HOST = db_server) (PORT = 1521))
)
(Connect_data =
(service_name = db_center)
)
)
4, the use of p/l SQL Developer tool can be normal access
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