Example using Transparent Application Failover (TAF) If I didn't forget something, here's what it looks like:
XXTP_QUOTE.WORLD = (DESCRIPTION= (LOAD_BALANCE=OFF) (FAILOVER=ON) (ADDRESS=(PROTOCOL=TCP)(Host=123.123.22.48)(Port=1527)) (ADDRESS=(PROTOCOL=TCP)(Host=123.123.22.47)(Port=1527)) (CONNECT_DATA= (SERVICE_NAME=XXTP.WORLD) (FAILOVER_MODE= (BACKUP=XXTP_QUOTE2.WORLD) (TYPE=SESSION) (METHOD=BASIC) (RETRIES=180) (DELAY=1) ) ) ) XXTP_QUOTE2.WORLD = (DESCRIPTION= (LOAD_BALANCE=OFF) (FAILOVER=ON) (ADDRESS=(PROTOCOL=TCP)(Host=123.123.22.47)(Port=1527)) (ADDRESS=(PROTOCOL=TCP)(Host=123.123.22.48)(Port=1527)) (CONNECT_DATA= (SERVICE_NAME=XXTP.WORLD) (FAILOVER_MODE= (BACKUP=XXTP_QUOTE.WORLD) (TYPE=SESSION) (METHOD=BASIC) (RETRIES=50) (DELAY=1) ) ) ) XXTP_SHOP.WORLD = (DESCRIPTION= (LOAD_BALANCE=ON) (FAILOVER=ON) (ADDRESS=(PROTOCOL=TCP)(Host=123.123.22.48)(Port=1526)) (ADDRESS=(PROTOCOL=TCP)(Host=123.123.22.47)(Port=1526)) (CONNECT_DATA= (SERVICE_NAME=XXTP.WORLD) (FAILOVER_MODE= (BACKUP=XXTP_SHOP2.WORLD) (TYPE=SESSION) (METHOD=BASIC) (RETRIES=180) (DELAY=1) ) ) ) XXTP_SHOP2.WORLD = (DESCRIPTION= (LOAD_BALANCE=ON) (FAILOVER=ON) (ADDRESS=(PROTOCOL=TCP)(Host=123.123.22.48)(Port=1526)) (ADDRESS=(PROTOCOL=TCP)(Host=123.123.22.47)(Port=1526)) (CONNECT_DATA= (SERVICE_NAME=XXTP.WORLD) (FAILOVER_MODE= (BACKUP=XXTP_SHOP.WORLD) (TYPE=SESSION) (METHOD=BASIC) (RETRIES=50) (DELAY=1) ) ) ) XXTP_UPDATE.WORLD = (DESCRIPTION= (ADDRESS=(PROTOCOL=TCP)(Host=123.123.22.48)(Port=1527)) (CONNECT_DATA= (SERVICE_NAME=XXTP.WORLD) (SERVER=DEDICATED) (FAILOVER_MODE= (TYPE=NONE) ) ) ) In the init.ora for one database ... db_domain = world instance_name = XXTP1 service_names = XXTP In the init.ora for the other database .... db_domain = world instance_name = XXTP2 service_names = XXTP -----Original Message----- why service name is not same as db name . Earlier service name and sid used to be same thing .. isn't it ( ? ) . Can some one clarify with some examples . -- Please see the official ORACLE-L FAQ: http://www.orafaq.net -- Author: Stephen Lee INET: [EMAIL PROTECTED] Fat City Network Services -- 858-538-5051 http://www.fatcity.com San Diego, California -- Mailing list and web hosting services --------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).