Add alter DB query before dropping database

Co-authored-by: michalsn <michal@sniatala.pl>

Author: paulbalandan

system/Database/SQLSRV/Forge.php

@@ -168,6 +168,25 @@ public function createDatabase(string $dbName, bool $ifNotExists = false): bool
         }
     }
 
+    /**
+     * {@inheritDoc}
+     *
+     * @see https://stackoverflow.com/questions/7469130/cannot-drop-database-because-it-is-currently-in-use
+     */
+    public function dropDatabase(string $dbName): bool
+    {
+        try {
+            $this->db->query(sprintf(
+                'ALTER DATABASE %s SET SINGLE_USER WITH ROLLBACK IMMEDIATE',
+                $this->db->escapeIdentifier($dbName),
+            ));
+        } catch (DatabaseException) {
+            // no-op
+        }
+
+        return parent::dropDatabase($dbName);
+    }
+
     /**
      * CREATE TABLE attributes
      */