Readme

README.md

@@ -1,18 +1,18 @@
-Nut
-===
+# Nut
 
-Advanced, Powerful and easy to use ORM for Qt5
----
+## Advanced, Powerful and easy to use ORM for Qt5
 
-Features:
+
+## Features:
 
  - Easy to use
  - Automatically create and update database
  - IDE auto complete support
  - Table join detect 
 
-Sample code for reading:
----
+## Sample Codes
+### Read data from database:
+
 ```cpp
     auto q = FROM(db.posts())
             WHERE(Post::id() == %1)
@@ -21,3 +21,35 @@ Sample code for reading:
     // now posts is a QList<Post*> contain all posts in
     //  database that has id equal to postId variable
 ```
+
+### Adding to database:
+```cpp
+    Post *newPost = new Post;
+    newPost->setTitle("post title");
+    
+    db.posts()->append(newPost);
+    
+    for(int i = 0 ; i < 3; i++){
+        Comment *comment = new Comment;
+        comment->setMessage("comment #" + QString::number(i));
+		
+        newPost->comments()->append(comment);
+    }
+    db.saveChanges();
+```
+
+### Modify database data:
+```cpp
+auto q = FROM(db.posts())
+            WHERE(Post::id() == %1)
+            BIND(postId);
+
+    Post *post = q->first();
+
+    if(post = 0) {
+        post->setTitle("new name");
+        db.saveChanges();
+    } else {
+        qWarning("No post found!");
+    }
+```