Incremental Phase Error: source has more columns than target

Scenarios

During an incremental migration or synchronization, an error is reported, and the log information is as follows: service INCREMENT failed, cause by: Table %s in source has more columns than target

Possible Causes

The possible causes are as follows:

• The table structure is modified in the destination database. As a result, the synchronization statement reports an error.

Solution

Contact destination database O&M engineers to change the table structure of the destination database to be the same as that of the source database. After the modification, click Resume in the Operation column resume the task.