Install Oracle-12c-R2 on Windows

Oracle Download Address: https://edelivery.oracle.com/osdc/faces/SoftwareDelivery

Log in to your Oracle account

Open the Oracle download address connection, enter the Oracle account password login (if you do not have an account, please register an account first)

Download the installation package

Enter the following text in the search box to search for installers

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Oracle Database 12c Enterprise Edition

Select a version of the installation package as follows

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Oracle Database 12c Personal Edition 12.1.0.2.0

Click on View Items in the upper right

Select the corresponding installation environment and language, confirm and click Continue.

Select Agree and click Continue

Click to Download

Open the downloaded downloader

Select the download path and click Next

Waiting for the download to complete

Click on Open Destination when the download is complete

Unzip the two downloaded zip archives (both separately, in the same directory)

Installing Oracle

Open the directory you just unzipped and double-click to run setup

No need to enter Email and no need for support, just tap Next and click Yes!

Select Create and configure a database and click Next.

Select the Desktop class and click Next.

Select Create New Windows User, enter your username and password and click Next.

Set the installation path, you can change the Global database name, enter the password, and other configuration items and click Next.

Wait for the installer to check the installation environment

Click Install

Waiting for installation

Click OK when the installation is complete (you can also click Password Management to configure passwords for other users).

Verify that the installation was successful

The installation program will automatically install SQL Plus, open SQL Plus

Enter the system username SYSTEM and the password as you configured it yourself

Enter the following SQL to query the installed version

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select * from product_component_version;