Merge pull request #635 from pabloelcolombiano/3.x

#633 Quote schema for PostgreSQL in the CakeAdapter

src/CakeAdapter.php

@@ -58,7 +58,7 @@ public function __construct(AdapterInterface $adapter, ?Connection $connection =
         if ($connection->getDriver() instanceof Postgres) {
             $config = $connection->config();
             $schema = empty($config['schema']) ? 'public' : $config['schema'];
-            $pdo->exec('SET search_path TO ' . $schema);
+            $pdo->exec('SET search_path TO ' . $pdo->quote($schema));
         }
         $connection->getDriver()->setConnection($pdo);
     }