Windows Edition:
Official website download, two compressed package, a total of 2G, extracted to the same folder, Setup.exe double-click to execute, waiting for the good, general performance of the machine about half an hour or so.
After installation, edit the installation path (mine is D:\app\seven) \product\11.2.0\dbhome_1\network\admin inside the Tnsnames.ora and Listener.ora files in the " host = localhost "instead of" localhost= your computer name "(My is"host = Seven ").
Restart the Oracle Service (start the listener first, then restart the service).
You can set the service to manual so that it does not boot up every time, and then create a new startorcl.bat on the desktop with the following content:
net start oracleoradb11g_home1tnslistenernet start oracleserviceorclnet start oracledbconsoleorclnet start Oraclemtsrecoveryservice
and then save.
When you need to start the service, double-click Execute.
Now start testing the connection, using PL/SQL or dbeaver to create a new local Oracle connection with the following information:
Host: localhost
Database:orcl
User name: Sys
Password: password set at installation
Role: SYSDBA
OK, after a successful connection, you can create your own user and table space to use.
Oracle 11g Installation