diff --git a/application/Espo/Core/Utils/Database/Orm/RelationManager.php b/application/Espo/Core/Utils/Database/Orm/RelationManager.php
index 35db25a63e..53b74a0354 100644
--- a/application/Espo/Core/Utils/Database/Orm/RelationManager.php
+++ b/application/Espo/Core/Utils/Database/Orm/RelationManager.php
@@ -7,26 +7,18 @@ use Espo\Core\Utils\Util;
 class RelationManager
 {
     private $metadata;
-
-    private $relations;
-
+	
 
 	public function __construct(\Espo\Core\Utils\Metadata $metadata)
 	{
-		$this->metadata = $metadata;
-
-		$this->relations = new Relations($this->metadata);
+		$this->metadata = $metadata;  	  
 	}
 
 	protected function getMetadata()
 	{
 		return $this->metadata;
-	}
+	} 
 
-	protected function getRelations()
-	{
-		return $this->relations;
-	}
 
 
 	public function getLinkEntityName($entityName, $link)
diff --git a/application/Espo/Resources/metadata/fields/float.json b/application/Espo/Resources/metadata/fields/float.json
index 54ccf07583..eab97a369c 100644
--- a/application/Espo/Resources/metadata/fields/float.json
+++ b/application/Espo/Resources/metadata/fields/float.json
@@ -21,5 +21,8 @@
    "search":{
       "basic":false,
       "advanced":true
+   },
+   "database":{
+      "notnull":false
    }
 }