Use sqrt+round in IC14 implementations

Tracks change in the specification: ldbc/ldbc_snb_docs@0f4f335

Author: szarnyasg

cypher/queries/interactive-complex-14.cypher

@@ -20,7 +20,7 @@ CALL gds.shortestPath.dijkstra.stream({
     RETURN
       source,
       target,
-      CASE WHEN floor(40-sqrt(numInteractions)) > 1 THEN floor(40-sqrt(numInteractions)) ELSE 1 END AS weight
+      CASE WHEN round(40-sqrt(numInteractions)) > 1 THEN round(40-sqrt(numInteractions)) ELSE 1 END AS weight
     ',
   sourceNode: person1,
   targetNode: person2,

mssql/ddl/func-bfs-weight.sql

@@ -48,7 +48,7 @@ BEGIN
 		UNION ALL
 
 		SELECT n.personId, d.OrderDiscovered,
-			CAST(cte.Path + ';' + CAST(n.personId as varchar(MAX)) as varchar(MAX)), cte.score + CAST(FLOOR(40 - SQRT(d.weight)) AS bigint)
+			CAST(cte.Path + ';' + CAST(n.personId as varchar(MAX)) as varchar(MAX)), cte.score + CAST(ROUND(40 - SQRT(d.weight)) AS bigint)
 		FROM #Discovered d JOIN BacktraceCTE cte ON d.Predecessor = cte.Id
 		JOIN dbo.Person n ON d.Id = n.personId
 	)

mssql/ddl/func-calculate-weights.sql

@@ -18,7 +18,7 @@ BEGIN
         GROUP BY mid1, mid2
     ) tmp
     RETURN CASE
-        WHEN (FLOOR(40 - SQRT(@score))) > 1 
+        WHEN (ROUND(40 - SQRT(@score))) > 1
         THEN @score
         ELSE 0
     END

postgres/queries/interactive-complex-14.sql

@@ -4,7 +4,7 @@
  */
 with recursive
 pathb(a, b, w) AS (
-    SELECT least(c.creatorpersonid, p.creatorpersonid) AS a, greatest(c.creatorpersonid, p.creatorpersonid) AS b, greatest(floor(40 - sqrt(count(*)))::bigint, 1)  AS w
+    SELECT least(c.creatorpersonid, p.creatorpersonid) AS a, greatest(c.creatorpersonid, p.creatorpersonid) AS b, greatest(round(40 - sqrt(count(*)))::bigint, 1)  AS w
     FROM message c, message p
     WHERE c.parentmessageid = p.id AND EXISTS (SELECT * FROM person_knows_person WHERE person1id = c.creatorpersonid AND person2id = p.creatorpersonid)
     group by a, b

umbra/queries/interactive-complex-14.sql

@@ -4,7 +4,7 @@
  */
 with recursive
 pathb(a, b, w) AS (
-    SELECT least(c.creatorpersonid, p.creatorpersonid) AS a, greatest(c.creatorpersonid, p.creatorpersonid) AS b, greatest(floor(40 - sqrt(count(*)))::bigint, 1)  AS w
+    SELECT least(c.creatorpersonid, p.creatorpersonid) AS a, greatest(c.creatorpersonid, p.creatorpersonid) AS b, greatest(round(40 - sqrt(count(*)))::bigint, 1)  AS w
     FROM message c, message p
     WHERE c.parentmessageid = p.id AND EXISTS (SELECT * FROM person_knows_person WHERE person1id = c.creatorpersonid AND person2id = p.creatorpersonid)
     group by a, b