Replication Merge Strategies

Users can specify a properties merge strategy for the import procedure. Properties can be merged according to one of the following strategies:

Results for each merge strategy using example data cases are shown in the following table. These assume the import has already been performed once from the source server to the target server.

Initial data Initial data Override Without conflicts Master priority Slave priority
Source (Master or M) Target (Slave or S) Target Target Target Target

1

No changes

No changes

No changes

No changes

No changes

No changes

2

No changes

Delete S

No changes

Delete S

Delete S

Delete S

3

No changes

Edit S

No changes

Edit S

Edit S

Edit S

4

Delete M

No changes

Delete M

Delete M

Delete M

Delete M

5

Delete M

Delete S

Delete M

Delete

Delete

Delete

6

Delete M

Edit S

Delete M

Conflict

Delete M

Edit S

7

Edit M

No changes

Edit M

Edit M

Edit M

Edit M

8

Edit M

Delete S

Edit M

Conflict

Edit M

Delete S

9

Edit M

Edit S

Edit M

Conflict

Edit M

Edit S

10

Add M

Add S

Add M

Add M +

Add S

Add M +

Add S

Add M +

Add S