convert history to array

new_targets/procs/single_price_call.ms.sql

@@ -86,7 +86,7 @@ BEGIN
 	UPDATE q
 	SET 
 	    q.hist = (
-	        SELECT TOP 1
+		    SELECT
 		        j.qty,
 		        j.price,
 		        j.odate,
@@ -107,7 +107,7 @@ BEGIN
 		        AND lp.mold = SUBSTRING(q.part,1,8)
 		        AND p.[key] COLLATE SQL_Latin1_General_CP1_CI_AS = q.part
 		    ORDER BY j.odate DESC
-	        FOR JSON PATH, WITHOUT_ARRAY_WRAPPER
+		    FOR JSON PATH  -- <<< this returns a JSON array of objects
 		),
 	    q.last = (
 	        SELECT TOP 1