1.oracle Uninstall
- If this is a newly installed one, skip this step
1 Uninstall steps:2 1. Stop All services3 2. Remove all directories with your own delete software4 3. Open the Registration form:5 --run regedit, delete hkey_local_machine\software\oracl6 7 -->hkey_local_machine\system\currentcontrolset\services, scroll through this list,
Delete all Oracle portals8 9 -->hkey_local_machine\system\currentcontrolset\services\eventlog\application,
Delete all Oracle portalsTen One Note: I deleted the registry information when I deleted it: A Hkey_classes_root\ose. Discussions -I don't know if it's affecting!!!
2. Download 64-bit package to Oracle website
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3. Go to csdn download plsql
url:http://download.csdn.net/download/wuqinfei_cs/7740373
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4. There are Readme.txt files in the package.
When configuring this TXT file, you can view files with the same name under the Oracle installation directory D:\oracle\product\11.2.0\dbhome_1\NETWORK\ADMIN
Oracle-11g-64 bit installation and PLAQL