Page Comparison

When is the source and target are fully synchronized with Dbvisit Replicate?

...

• Make your console screen bigger and the console will automatically adjust to fit more on the screen
• Run command: "list progress". This will give a static output of the full progress report
• Run command "NOTIFY SEND DAILY_PROGRESS" and this will email the progress report in full

Manually comparing the data between source and target and optionally applying the differences

Please see http://docs.oracle.com/cd/B28359_01/appdev.111/b28419/d_comparison.htm for the use of DBMS_COMPARISON to compare both datasets and generate SQL for the differences.

Another option is to run the following SQL: 

select count(*) 
from 
( 
( select * from tab1@source 
minus 
select * from tab1@target ) 
union all 
( select * from tab1@target 
minus 
select * from tab1@source ) 
)

Commercial products

There are commercial products available to compare data between 2 databases. One such tool is Redgate Data Compare for Oracle