http://www.oracle.com/technetwork/database/features/instant-client/index-097480.html
本文下载的是以下两个包 oracle-instantclient11.2-basic-11.2.0.4.0-1.x86_64.rpm oracle-instantclient11.2-sqlplus-11.2.0.4.0-1.x86_64.rpm
rpm -ivh oracle-instantclient-*.rpm
export ORACLE_HOME=/usr/lib/oracle/11.2/client64
export ORACLE_BASE=/usr/lib/oracle/11.2
export LD_LIBRARY_PATH=$ORACLE_HOME/lib:$LD_LIBRARY_PATH
export PATH=$ORACLE_HOME/bin:$PATH
export NLS_LANG="AMERICAN_AMERICA.AL32UTF8"
export NLS_DATE_FORMAT="YYYY-MM-DD HH24:MI:SS"
export NLS_TIMESTAMP_FORMAT="YYYY-MM-DD HH24:MI:SS"
在ORACLE_HOME目录下创建以下目录network/admin,并创建文件tnsnames.ora后,添加相应内容
source /etc/profile
sqlplus usr1/passwd1@db1