roastBatchId 20 [roastBatchId] [tableau-01-coffee-roastery] integer 0 greenBeanId 20 [greenBeanId] [tableau-01-coffee-roastery] integer 1 batchCode 130 [batchCode] [tableau-01-coffee-roastery] string 2 roastDate 135 [roastDate] [tableau-01-coffee-roastery] datetime 3 greenWeightKg 5 [greenWeightKg] [tableau-01-coffee-roastery] real 4 roastedWeightKg 5 [roastedWeightKg] [tableau-01-coffee-roastery] real 5 roastLevel 130 [roastLevel] [tableau-01-coffee-roastery] string 6 roastDurationMin 5 [roastDurationMin] [tableau-01-coffee-roastery] real 7 roasterNotes 130 [roasterNotes] [tableau-01-coffee-roastery] string 8 Surrogate primary key for the roast batch. Green bean lot consumed in this batch. Unique batch identifier written on the roaster logbook. Date and time the roast session started. Weight of green beans loaded into the roaster in kilograms. Weight of finished roasted coffee after moisture loss. Roast degree achieved, as assessed by the roaster. Total roast time in minutes from charge to drop. Free-text tasting and process notes logged by the roastmaster.