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Article View: borland.public.cppbuilder.database.multi-tier
Article #261

Failing over to another active database - Help!!

#261
From: Jerri Chiu
Date: Wed, 24 Jul 2002 19:11
30 lines
1796 bytes
Hi,

My question is about fail over.  I am using Microsoft ODBC for 
oracle to connect to an Oracle database.  The alias is defined
in the ODBC Data Source Manager.  The actual data source is
defined in tnsnames.ora file, where the list contains all the
active list of databases.  However when my application loses
the connection, it will only throw a 'General SQL' error, how
do I make it to fall to the 2nd or 3rd.. database that's in the
list of databases defined in the tnsnames.ora file?

MOS =
  (DESCRIPTION =
    (ADDRESS_LIST =
      (ADDRESS = (PROTOCOL = TCP)(HOST = 130.110.153.243)
                 (PORT = 1521))
      (ADDRESS = (PROTOCOL = TCP)(HOST = 130.110.153.248)
                 (PORT = 1521))
      (ADDRESS = (PROTOCOL = TCP)(HOST = 130.110.153.250)
                 (PORT = 1521))
    )
    (CONNECT_DATA =
      (SERVICE_NAME = DEVMI)
    )
  )

Thanks for any suggestions..

Jerri
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Subject: Failing over to another active database - Help!!
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