diff --git a/app/src/main/java/com/keylesspalace/tusky/db/TootDao.java b/app/src/main/java/com/keylesspalace/tusky/db/TootDao.java
index 39ea0e5e5..373f7b949 100644
--- a/app/src/main/java/com/keylesspalace/tusky/db/TootDao.java
+++ b/app/src/main/java/com/keylesspalace/tusky/db/TootDao.java
@@ -4,27 +4,33 @@ import android.arch.persistence.room.Dao;
 import android.arch.persistence.room.Delete;
 import android.arch.persistence.room.Insert;
 import android.arch.persistence.room.Query;
+import android.arch.persistence.room.Update;
 
 import java.util.List;
 
 /**
  * Created by cto3543 on 28/06/2017.
+ * crud interface on this Toot DB
  */
 
 @Dao
 public interface TootDao {
+    // c
+    @Insert
+    long insert(TootEntity users);
+
+    // r
     @Query("SELECT * FROM TootEntity")
     List<TootEntity> loadAll();
 
     @Query("SELECT * FROM TootEntity WHERE uid IN (:uid)")
-    List<TootEntity> loadAllByUserId(int... uid);
+    List<TootEntity> loadAllByTootId(int... uid);
 
-    @Insert
-    long insert(TootEntity users);
-
-    @Insert
-    void insertAll(TootEntity... users);
+    // u
+    @Update
+    void updateToot(TootEntity... toot);
 
+    // d
     @Delete
     void delete(TootEntity user);
 }