MAGETWO-40863: Stabilization Customer Search

Author: okarpenko

lib/internal/Magento/Framework/DB/SubSelect.php

@@ -62,7 +62,7 @@ public function __construct(
         array $columns,
         $originColumn,
         $targetColumn,
-        $connectionName = Resource::DEFAULT_READ_RESOURCE
+        $connectionName = Resource::DEFAULT_CONNECTION
     ) {
         $this->resource = $resource;
         $this->connectionName = $connectionName;