Migrate remaining implementation

src/Document.php

@@ -34,4 +34,19 @@ class Document
     {
         Custom::nonQuery(Query::save($tableName), Parameters::json('@data', $document), $pdo);
     }
+
+    /**
+     * Update (replace) an entire document by its ID
+     *
+     * @param string $tableName The table in which the document should be updated
+     * @param mixed $docId The ID of the document to be updated
+     * @param array|object $document The document to be updated
+     * @param PDO|null $pdo The database connection to use (optional; will obtain one if not provided)
+     * @throws DocumentException If any is encountered
+     */
+    public static function update(string $tableName, mixed $docId, array|object $document, ?PDO $pdo = null): void
+    {
+        Custom::nonQuery(Query::update($tableName),
+            array_merge(Parameters::id($docId), Parameters::json('@data', $document)), $pdo);
+    }
 }