TBF

Author: ddebin

lib/MC/Google/Visualization.php

@@ -1007,6 +1007,7 @@ protected function generateSQL(array &$meta): string
             $stmt = $this->db->query($pivotSql);
             assert(false !== $stmt);
             $rows = $stmt->fetchAll(PDO::FETCH_ASSOC);
+            assert(false !== $rows);
             foreach ($rows as $row) {
                 // Create a version of all function-ed fields for each unique combination of pivot values
                 foreach ($funcFields as $field) {