bash> rpm –ivh mysql-connector-odbc-3.51.12-linux-i686.rpm

bash> /etc/init.d/mysqld start
Initializing MySQL database:                               [  OK  ]

bash> ODBCConfig

bash> vi /etc/odbc.ini

[trans]
Driver = MySQL ODBC 3.51 Driver
DATABASE = kampus
DESCRIPTION = punya_kampus
PWD = password
PORT = 3306
SERVER = localhost
UID = root

bash> isql -v trans root password

+---------------------------------------+
| Connected!
|
| sql-statement
| help [tablename]
| quit
|
+---------------------------------------+

# listener.ora Network Configuration File: /u01/app/oracle/product/10.2.0/network/admin/listener.ora
# Generated by Oracle configuration tools.
 
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(SID_NAME = PLSExtProc)
(ORACLE_HOME = /u01/app/oracle/product/10.2.0)
(PROGRAM = extproc)
)
(SID_DESC =
(SID_NAME = trans)
(ORACLE_HOME = /u01/app/oracle/product/10.2.0)
(PROGRAM = hsodbc)
)
)
 
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
(ADDRESS = (PROTOCOL = TCP)(HOST = OraHost)(PORT = 1521))
)
)

bash> lsnrctl reload

bash> lsnrctl status
LSNRCTL for Linux: Version 10.2.0.1.0 - Production on 12-NOV-2006 22:50:28
Copyright (c) 1991, 2005, Oracle.  All rights reserved.
Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1)))
STATUS of the LISTENER
------------------------
Alias                     LISTENER
Version                   TNSLSNR for Linux: Version 10.2.0.1.0 - Production
Start Date                12-NOV-2006 22:42:34
Uptime                    0 days 0 hr. 7 min. 54 sec
Trace Level               off
Security                  ON: Local OS Authentication
SNMP                      OFF
Listener Parameter File   /u01/app/oracle/product/10.2.0/network/admin/listener.ora
Listener Log File         /u01/app/oracle/product/10.2.0/network/log/listener.log
Listening Endpoints Summary...
(DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC1)))
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=OraHost)(PORT=1521)))
Services Summary...
Service "PLSExtProc" has 1 instance(s).
Instance "PLSExtProc", status UNKNOWN, has 1 handler(s) for this service...
Service "prod" has 1 instance(s).
Instance "prod", status READY, has 1 handler(s) for this service...
Service "prodXDB" has 1 instance(s).
Instance "prod", status READY, has 1 handler(s) for this service...
Service "prod_XPT" has 1 instance(s).
Instance "prod", status READY, has 1 handler(s) for this service...
Service "trans" has 1 instance(s).
Instance "trans", status UNKNOWN, has 1 handler(s) for this service...
The command completed successfully

# tnsnames.ora Network Configuration File: /u01/app/oracle/product/10.2.0/network/admin/tnsnames.ora
# Generated by Oracle configuration tools.
 
PROD =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = OraHost)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = prod)
)
)
 
EXTPROC_CONNECTION_DATA =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1))
)
(CONNECT_DATA =
(SID = PLSExtProc)
(PRESENTATION = RO)
)
)
 
trans =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = OraHost)(PORT = 1521))
)
(CONNECT_DATA =
(SID = trans))
(HS = OK)
)

bash> vi .bash_profile

# Get the aliases and functions
if [ -f ~/.bashrc ]; then
. ~/.bashrc
fi

# User specific environment and startup programs
PATH=$PATH:$HOME/bin
# Henri Configure
export ORACLE_BASE=/u01/app/oracle
export ORACLE_HOME=$ORACLE_BASE/product/10.2.0
export ORACLE_SID=prod
export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/usr/lib
export PATH=$PATH:$ORACLE_HOME/bin:/sbin:.
export TNS_ADMIN=$ORACLE_HOME/network/admin
export ODBCINI=/etc/odbc.ini

bash> tnsping trans
TNS Ping Utility for Linux: Version 10.2.0.1.0 - Production on 12-NOV-2006 23:21:43
Copyright (c) 1997, 2005, Oracle.  All rights reserved.
Used parameter files:
/u01/app/oracle/product/10.2.0/network/admin/sqlnet.ora
Used TNSNAMES adapter to resolve the alias
Attempting to contact (DESCRIPTION = (ADDRESS_LIST = (ADDRESS = (PROTOCOL = TCP)(HOST = OraHost)(PORT = 1521))) (CONNECT_DATA = (SID = trans)) (HS = OK))
OK (10 msec)

SQL> conn kadal/kadal
Connected.

SQL> CREATE DATABASE LINK trans CONNECT TO "root" IDENTIFIED BY "password" USING 'trans';
Database link created.

SQL> SELECT * FROM MHS@TRANS;