Parameter Marker Conversion
For some source code, the ? is used to define parameter markers, therefore to enable unique referencing we have changed the name so it is unique within the SQL statement.
Original SQL statement
SELECT EMP_ID
FROM EMPLOYEE
WHERE EMP_ID = ?
AND EMP_NAME = ?
After conversion
SELECT EMP_ID
FROM EMPLOYEE
WHERE EMP_ID = ?1
AND EMP_NAME = ?2