How to pivot without knowing fixed columns in T-SQL

Question

I have a table called balance which I wish to pivot, however it is quite difficult since the column names would be labelled 1,2,3 and balances would be sorted b

Answer 1

You can try this way

select *,concat('Price',RANK() OVER (PARTITION BY i.REFERENCE_NO ORDER BY i.TASK_ID 
 DESC)) AS Rank  into #temp from [dbo].[Table_1] i

 select REFERENCE_NO,Price1,Price2,Price3 from 
   (
    select REFERENCE_NO,TASK_ID,Rank from #temp
    ) as cte 
    PIVOT (SUM(TASK_ID)
    FOR rank IN (Price1,Price2,Price3 ))
    as PVT