Prefer strict empty-array comparison over empty() call

Author: mvorisek

src/Persisters/Entity/BasicEntityPersister.php

@@ -1468,7 +1468,7 @@ public function getInsertSQL()
         $columns   = $this->getInsertColumnList();
         $tableName = $this->quoteStrategy->getTableName($this->class, $this->platform);
 
-        if (empty($columns)) {
+        if ($columns === []) {
             $identityColumn = $this->quoteStrategy->getColumnName($this->class->identifier[0], $this->class, $this->platform);
 
             return $this->platform->getEmptyIdentityInsertSQL($tableName, $identityColumn);