fix daily aggregation sample count

db/helpers.go

@@ -1293,7 +1293,9 @@ func BuildDailySummaryInsert(tableName string, unionQuery string) (string, error
 WITH snapshots AS (
 %s
 ), totals AS (
-  SELECT COUNT(DISTINCT "SnapshotTime") AS total_samples, MAX("SnapshotTime") AS max_snapshot FROM snapshots
+  SELECT "Vcenter", COUNT(DISTINCT "SnapshotTime") AS total_samples, MAX("SnapshotTime") AS max_snapshot
+  FROM snapshots
+  GROUP BY "Vcenter"
 ), agg AS (
   SELECT
     s."InventoryId", s."Name", s."Vcenter", s."VmId", s."EventKey", s."CloudId",
@@ -1449,13 +1451,13 @@ SELECT
        THEN 100.0 * agg.gold_hits / agg.samples_present
        ELSE NULL END AS "Gold"
 FROM agg
-CROSS JOIN totals
+JOIN totals ON totals."Vcenter" = agg."Vcenter"
 GROUP BY
   agg."InventoryId", agg."Name", agg."Vcenter", agg."VmId", agg."EventKey", agg."CloudId",
   agg."Datacenter", agg."Cluster", agg."Folder",
   agg."IsTemplate", agg."PoweredOn", agg."SrmPlaceholder", agg."VmUuid",
   agg.any_creation, agg.any_deletion, agg.first_present, agg.last_present,
-  totals.total_samples;
+  totals.total_samples, totals.max_snapshot;
 `, unionQuery, tableName)
 	return insert, nil
 }