Closed SiyingLyu closed 5 years ago
Make a pivot table for diagnostic_code table.
The pivot table will join in to the flu view so that the diagnostic_code information is included into the flu view without generating redundant data.
case_id column dropped and join without NULL value.
Make a pivot table for diagnostic_code table.
The pivot table will join in to the flu view so that the diagnostic_code information is included into the flu view without generating redundant data.