oracle xe
Oracle Database 11g Express Edition (Oracle Database XE) is an entry-level, small-footprint database based on the Oracle Database 11g Release 2 code base. It’s free to develop, deploy, and distribute; fast to download; and simple to administer.
This edition suitable for persona, this install package about 300m, supported version win32, win64, linux64.
I install win64 version
1. reday install
unzip OracleXE112_Win64.zip
2. installing
cd Disk1
run setup.exe as administrator
The install Path use ORACLE_HOME
and you need set the system user password
3. finish install


4. check success?



5. set system variable path
ORACLE_SID=xe
ORACLE_HOME=C:\oraclexe\app\oracle\product\11.2.0\server
LD_LIBRARY_PATH=%ORACLE_HOME%\lib
path=%ORACLE_HOME%\bin;LD_LIBRARY_PATH;
6. restart system
you need to restart system after you installed oracle-xe