Universal Cache User Guide : IBM InfoSphere CDC for solidDB® reference : User exits for IBM InfoSphere CDC : Stored procedure user exit database connections
  
Stored procedure user exit database connections
The stored procedure user exit program and IBM InfoSphere CDC use the same shared connection as the default method to connect to the database. This setting ensures that, by default, changes to tables made by IBM InfoSphere CDC are visible to the stored procedure user exit program.
See also
User exits for IBM InfoSphere CDC