Data update

Task/Loops-With-multiple-ranges/DuckDB/loops-with-multiple-ranges.duckdb

@@ -0,0 +1,32 @@
+create or replace function ranges(x, y, z, one, three, seven) as (
+  range(-three,  ((1 + 3) ^ 3)::BIGINT, three) ||
+  range( -seven, 1 + seven,  x) ||
+  range(    555, 1 +  550 - y)  ||
+  range(     22,-1 -28, -three) ||
+  range(1927   , 1 + 1939     ) ||
+  range(x      , y,          z) ||
+  range((11 ^ x)::BIGINT, 1 + ( 11 ^ x)::BIGINT + one)
+);
+
+create or replace function task(x,y,z, one, three, seven) as table (
+  with recursive lst as (select ranges(x,y,z, one, three, seven) as lst),
+    cte as (
+      select 1 as ix,               -- index into ranges()
+             0 as j,
+             0 as sum,
+             1 as prod              -- start with a product of unity
+      union all
+      select ix + 1 as ix,
+             lst.lst[ix] as j,
+             (sum + (@j)) as sum,
+             if ((@prod) < (2 ^ 27)::BIGINT and j != 0,
+                 prod * j,
+	         prod) as prod
+      from cte, lst
+      where ix <= 1 + length(lst)
+  )
+ select last(sum) as sum, last(prod) as prod
+ from cte
+);
+
+from task(5, -5, -2, 1, 3, 7);