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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6. On the source server, check the database connection to the source database. Then select the hostname from v$instance. Type exit to exit out of SQL*Plus.
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[oracle@source ~]$ 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$instance; HOST_NAME ---------------------------------------------------------------- source |
Type exit to exit out of SQL*Plus.
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SQL> exit |
7. On the source server, check the database connection to the target database. Then select the hostname from v$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$instance; HOST_NAME ---------------------------------------------------------------- target |
Type exit to exit out of SQL*Plus.
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SQL> exit |
8. On the target server, check the database connection to the source database. Then select the hostname from v$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$instance; HOST_NAME ---------------------------------------------------------------- source |
Type exit to exit out of SQL*Plus.
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SQL> exit |
9. On the target server, check the database connection to the target database. Then select the hostname from v$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 |
Type exit to exit out of SQL*Plus.
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SQL> exit |
If any of the pre-requisites fail, then verify if all the previous steps have been done correctly before continuing.
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