prevent excessive sql queries in DoctrineKeyValueStyleRule (#557)

Author: staabm

src/Rules/DoctrineKeyValueStyleRule.php

@@ -32,6 +32,11 @@ final class DoctrineKeyValueStyleRule implements Rule
      */
     private $classMethods;
 
+    /**
+     * @var QueryReflection
+     */
+    private $queryReflection;
+
     /**
      * @param list<string> $classMethods
      */
@@ -110,8 +115,10 @@ public function processNode(Node $callLike, Scope $scope): array
             ];
         }
 
-        $queryReflection = new QueryReflection();
-        $schemaReflection = $queryReflection->getSchemaReflection();
+        if ($this->queryReflection === null) {
+            $this->queryReflection = new QueryReflection();
+        }
+        $schemaReflection = $this->queryReflection->getSchemaReflection();
 
         // Table name may be escaped with backticks
         $argTableName = trim($tableType->getValue(), '`');