- Set ID as a bigint by default now.

- EntityCollection now transforms array received from append() into entity and then append them.
- Corrected a big bug within QueryBuilder which was missed when it was made compatible with MSSQL.

src/EntityCollection.php

@@ -221,19 +221,35 @@ class EntityCollection extends \ArrayObject {
         
     public function fromArray(array $datasets, ? string /*stringable*/ $entityClass = null) : self 
     {
-        if ( ! ($this->entityClass || $entityClass) ) {
-            throw new \Exception("An entity class name must be provided to be instanciated and populated before insertion into this collection.");
-        }
-        
-        $className = $entityClass ?: $this->entityClass;
-        
+
         foreach($datasets as $dataset) {
-            $this->append( (new $className() )->fromArray($dataset) );
+            $this->append( $this->arrayToEntity($dataset, $entityClass) );
         }
         
         return $this;
     }
     
+    public function arrayToEntity(array $dataset, ? string /*stringable*/ $entityClass = null) : object 
+    {
+        if ( ! ($this->entityClass || $entityClass) ) {
+            throw new \Exception("An entity class name must be provided to be instanciated and populated before insertion into this collection.");
+        }
+
+        $className = $this->entityClass;
+
+        return ( new $className() )->fromArray($dataset);
+    }
+    
+    public function append($value) : void
+    {
+        if ( is_array($value) ) {
+            $this->append( $this->arrayToEntity($value) );
+        }
+        else {
+            parent::append($value);
+        }
+    }
+    
     public function mergeWith( /*array|EntityCollection*/ $datasets ) : self
     {
         if ( is_object($datasets) ) {