ORACLE_11G has 32-bit and 64-bit two versions, 64-bit computers can be installed in 32-bit versions, but 32-bit computers can not be 64-bit, if you are 64-bit, it is recommended that you install a 64-bit version.
Install package Download 32-bit
Http://download.oracle.com/otn/nt/oracle11g/112010/win32_11gR2_database_1of2.zip ;
Http://download.oracle.com/otn/nt/oracle11g/112010/win32_11gR2_database_2of2.zip ;
64-bit http://download.oracle.com/otn/nt/oracle11g/112010/win64_11gR2_database_1of2.zip;
Http://download.oracle.com/otn/nt/oracle11g/112010/win64_11gR2_database_2of2.zip;
The installation package is divided into two compressed volumes, all to download, directly copy the address into the download can be downloaded.
Installation 1, decompression
After the download is complete, unzip the compressed file. Individual recommendations are extracted to the desktop.
First decompression 1of2 , decompression after the completion of decompression 2of2, note, here to 2of2 decompression to and 1of2 the same directory , or the installation process will be prompted missing files.
When the decompression is complete, enter as follows:
folder Internal structure diagram: 2, installation
Run Setup Setup.exe, the system will start the Oracle Universal Installer, and then perform a prerequisite check. After the conditions are met, the installation screen will pop up and follow the instructions to step down to complete the installation.
Oracle 11g Database Installation