In Oracle PL/SQL, ALL_REPCOLUMN_GROUP view maintains the column groups for the replicating table which the current user can access.
The structure of the view is as below
SNAME [VARCHAR2(30)] - Schema which contains the replicated table.
ONAME [VARCHAR2(30)] - Replicated table name
GROUP_NAME [VARCHAR2(30)] - Column group name
GROUP_COMMENT [VARCHAR2(80)] - User comments