Recently I have been asked if I have oracle11g database official reference documents, I think, this is not available on the official website can be downloaded, doubts, asked after the know, his official website to find, but when not found. Do not laugh, in fact, there are a lot of people can not be found, the following step-by-step operation:
1. Open the browser, enter the URL: www.oracle.com (This step will not, suggest you can change)
2. Find Menu-->otn-->documentation-->database Click on the Database to jump to the new interface
3. Select the version, here take 11GR2 as an example
5. After selecting the version, pull to the bottom of the page to find download can download the
6. After the download, unzip the downloaded package, you will see two XML files, whichever can be opened with a browser.
The second method:
1. Open the URL: https://docs.oracle.com to select database after entering
Can jump out of the same page as above, we select the version and then click Download
Download reference documents from Oracle website