Installation and configuration of PLSQL

Installed at the front orcale database after , Let's go ahead and install PLSQL

Ready to file

Only after installation orcle database Then check your installation path （ My is D:\app\wen\product\11.2.0\dbhome_1\NETWORK\ADMIN） There will be four files , If not, the installation fails , Install it again
Be careful ：wen This folder is my own user name folder , Everyone's different , Change to your own user file , The following path is the same

Copy these four files and replace them with D:\app\instantclient_11_2\instantclient_11_2\NETWORK\ADMIN Under this path

Set up PL/SQL Developer
open plsqldev Applications

Click on “ Cancel ”

Open on the menu Tools->Preferences->Oracle->Connection, Set up Oracle Home and OCI library route
Be careful ： The path configuration here is where your files are stored , Path error leads to unsuccessful database identification , Can't connect

stay D:\app\instantclient_11_2\NETWORK\ADMIN modify tnsnames.ora file , Change the of the database IP Address and port , Port defaults to 1521

The configuration is successful when the selectable database appears