Data Ingestion and Replication Release Notes > Database Ingestion and Replication > Known issues
  

Known issues

The following table describes Database Ingestion and Replication known issues. Note that the (month year) value in each issue description represents the release in which the issue was found.
Issue
Description
DBMI-12327
For database ingestion and replication tasks that include custom data type mapping rules, the Metadata Manager log incorrectly reports nullable columns as NOT NULL and reports not-nullable columns as NULL. However, the target columns corresponding to the mapped source columns are generated with the correct nullability.
Workaround: None.
(February 2023)