Installation

1. Download

The Oracle11g R2 Windows installer is provided as two‑part compressed archives, both files must be downloaded completely

64‑bit System

win64_11gR2_database_1of2.zip
win64_11gR2_database_2of2.zipCode language: CSS (css)

32‑bit System

win32_11gR2_database_1of2.zip
win32_11gR2_database_2of2.zipCode language: CSS (css)

1. Place both archives in the same directory; the file path must not contain Chinese characters or spaces.
2. Select both zip files and extract, they will automatically merge into one database folder;
3. Do not extract them separately into different folders, otherwise missing‑file errors will occur during installation.

2. Basic Installation Configuration

1. Global Database Name: orcl (standard default name)
2. Database Password Requirements: Uppercase + lowercase letters + numbers, minimum length 8 characters
   Demo password for tutorial: Qweqwe123 (for learning & testing only, never use simple passwords in production)
3. scott User: Classic Oracle test account, locked by default

• When you reach the Password Management page during setup, tick to unlock scott and set its password to Qweqwe123

3. Verification Steps After Installation

Open program path:
Start Menu → Oracle 11g → Application Development → SQL Plus

Login Instructions

1. Log in with administrator account

Username: system
Password: Qweqwe123Code language: HTTP (http)

2. Log in with unlocked scott account

Username: scott
Password: Qweqwe123Code language: HTTP (http)

Test SQL command:

select * from emp; -- Built‑in test table for scott userCode language: JavaScript (javascript)

If you forgot to unlock scott during installation, log into system and run these SQL statements:

alter user scott account unlock;
alter user scott identified by Qweqwe123;

Installation