Do I need local listener to use dblink with remote DB?
HelloIt seems probably stupid, but I wonder if we really need local listener upward and running when connecting via dblink with remote control.
In other words when we using a db_link local listener somehow interacts or is that our session local <>- remote_listener-> remote_db?
I think the version is unimportat here, but say that from 9.2 to 11.2.
Concerning
GregG
Yes. ...
his will be like any session on tns really, you connect to the listener, he gives you to the upper hole that connects you to the remote database.
Tags: Database
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In a 11.2.0.4 cluster can you set the local_listener and the scan_listener run on the same port 1521.
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2.
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An idea for me to set the local_listener?sqlplus system@testdb SQL*Plus: Release 11.2.0.2.0 Production on Wed Mar 16 16:16:35 2011 Copyright (c) 1982, 2010, Oracle. All rights reserved. Enter password: ERROR: ORA-12520: TNS:listener could not find available handler for requested type of server
Thank you.a.) you do not have to specify the local listener. If you do not specify this, 11.2 clusterware will update it with the correct information after a failover.
(b) If you want to specify manually, so I suggest to use a TNS_ALIAS for this, since the TNS_ALIAS remains the same, just in the tnsnames.ora entries point to the local host. So in this case, you don't have updated the local listener parameter after the failover.ch.) the parameter listener remote SCAN is perfect.
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Hello
One can tell what is Local_listener Remote_listener, I tried to understand the documents may, but I did not get clear.
Thanks and greetings
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.
.
Service 'jicracdb' has 2 occurrences.
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Managers:
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(ADDRESS = (PROTOCOL = TCP)(HOST=JICRAC1) (PORT = 1521))< this="" is="" the="" address="" of="" local="">
"DEDICATED" implemented: 2279 refused: 0 status: ready
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Managers:
"DEDICATED" implemented: 538 refused: 0 status: ready
REMOTE SERVER
(ADDRESS = (PROTOCOL = TCP)(HOST=JICRAC2) (PORT = 1521))< this="" is="" the="" address="" of="" remote="">
.
.as you can see the addresses public hostname (JICRAC1, JICRAC2) and not the VIP (jicrac1-vip, jicrac2-vip).
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