Unable to find 'Activity Attempt ID ' In OLC Module

Problem Description

We have requirement to fetch the column 'Activity Attempt ID' in OLC module basically Activity Attempt ID is a part of activity learning item but backend this column is falling in which particular table we are not aware of and in frontend this column is not present , we have to directly fetch this from backend

,so we need a help to find the table in which activity attepmt ID is falling and also joins of that table.