Check the following pre-requisites before starting Dbvisit Replicate. If these are not correct, then the replication will NOT function.
1. The database orcl on both the source and target server should be started and available. To check if database orcl is running, check the pmon process (on both source and target)
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[oracle@source ~]$ sqlplus system/oracle@ttorcl_src
SQL*Plus: Release 11.2.0.2.0 Production on Sat Jan 11 16:09:09 2014
Copyright (c) 1982, 2010, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.2.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> SELECT host_name FROM v$instance;
HOST_NAME
----------------------------------------------------------------
source
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SQL> exit |
7. On the source server, check the database connection to the target database. Then select the hostname from v$instance. Type exit to exit out of SQL*Plus.
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[oracle@source ~]$ sqlplus system/oracle@ttorcl_trg
SQL*Plus: Release 11.2.0.2.0 Production on Sat Jan 11 16:09:09 2014
Copyright (c) 1982, 2010, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.2.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> SELECT host_name FROM v$instance;
HOST_NAME
----------------------------------------------------------------
target
|
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SQL> exit |
8. On the target server, check the database connection to the source database. Then select the hostname from v$instance. Type exit to exit out of SQL*Plus.
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[oracle@target ~]$ sqlplus system/oracle@ttorcl_src
SQL*Plus: Release 11.2.0.2.0 Production on Sat Jan 11 16:09:09 2014
Copyright (c) 1982, 2010, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.2.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> SELECT host_name FROM v$instance;
HOST_NAME
----------------------------------------------------------------
source
|
| No Format |
|---|
SQL> exit |
9. On the target server, check the database connection to the target database. Then select the hostname from v$instance. Type exit to exit out of SQL*Plus.
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[oracle@target ~]$ sqlplus system/oracle@ttorcl_trg
SQL*Plus: Release 11.2.0.2.0 Production on Sat Jan 11 16:09:09 2014
Copyright (c) 1982, 2010, Oracle. All rights reserved.
Connected to:
Oracle Database 11g Enterprise Edition Release 11.2.0.2.0 - Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
SQL> SELECT host_name FROM v$instance;
HOST_NAME
----------------------------------------------------------------
target
|
| No Format |
|---|
SQL> exit |
If any of the pre-requisites fail, then verify if all the previous steps have been done correctly before continuing.