Installs the 32-bit Oracle Client (instantclient-basic-win32-11.2.0.1.0). WIN7 64-bit system is not plsqldeveloper, so the next 32-bit.
Download Instantclient-basic-win32-11.2.0.1.0.zip (must be 32-bit, do not make the wrong version, the Oracle website has downloaded), Extract it to the Oracle installation directory under product (native named: instantclient_11_2): D:\Oracle\app\Dell\product\instantclient_11_2
Copy a folder under the root directory of the database installation: D:\Oracle\app\Dell\product\11.2.0\dbhome_1
\network to Oracle Client directory D:\Oracle\app\Dell\product\instantclient_11_2 (in fact only network\admin\tnsnames.ora required)
- 3
Install PL/SQL Developer:
Install PL/SQL Developer, set up OCI library and Oracle_home in Perference->connection, for example, native settings:
Oracle home:d:\oracle\app\dell\product\instantclient_11_2
OCI Library:d:\oracle\app\dell\product\instantclient_11_2\oci.dll
- 4
Set environment variables (modify path and tns_admin environment variables):
For Nls_lang environment variables, it is best to set to the same as the database side, first query the character set information from the database side:
Sql> Select Userenv (' language ') Nls_lang from dual;
Nls_lang
----------------------------------------------------
Simplified Chinese_china. Zhs16gbk
Right-click My Computer-Properties-advanced-environment variables-system environment variables:
1> Select "Path"-click "Edit" to add "D:\Oracle\app\Dell\product\instantclient_11_2;"
2> Click "New", the variable name is set to "Tns_admin", the variable value is set to "D:\Oracle\app\Dell\product\instantclient_11_2;", click "OK";
3> Click "New" and the variable name is set to "Nls_lang" and the variable value is set to "simplified Chinese_china. ZHS16GBK ", click" OK ";
Finally click "OK" to exit.
Plsql Developer Win7 64-bit installation method