diff --git a/src/Gargantext/Database/Node/Update.hs b/src/Gargantext/Database/Node/Update.hs
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+{-|
+Module      : Gargantext.Database.Node.Update
+Description : Update Node in Database (Postgres)
+Copyright   : (c) CNRS, 2017-Present
+License     : AGPL + CECILL v3
+Maintainer  : team@gargantext.org
+Stability   : experimental
+Portability : POSIX
+
+-}
+
+{-# LANGUAGE NoImplicitPrelude #-}
+{-# LANGUAGE QuasiQuotes #-}
+
+module Gargantext.Database.Node.Update (Update(..), update) where
+
+import Control.Lens (Prism', (#), (^..), at, each, _Just, to)
+import Control.Monad.Error.Class (MonadError(throwError))
+import Control.Monad.IO.Class (MonadIO(liftIO))
+import Data.Map (Map, fromListWith, lookup)
+import Data.Text (Text)
+import qualified Data.Text as DT
+import Database.PostgreSQL.Simple
+import Database.PostgreSQL.Simple.SqlQQ
+
+import Gargantext.Prelude
+import Gargantext.Database.Node (Cmd(..))
+import Gargantext.Core.Types.Main (NodeTree(..), Tree(..))
+import Gargantext.Database.Config (typeId2node)
+
+-- import Data.ByteString
+--rename :: Connection -> NodeId -> Text -> IO ByteString
+--rename conn nodeId name = formatQuery conn "UPDATE nodes SET name=? where id=?" (name,nodeId)
+------------------------------------------------------------------------
+type NodeId = Int
+type Name   = Text
+type ParentId = Int
+
+data Update = Rename NodeId Name
+            | Move   NodeId ParentId
+
+-- | Update a Node
+-- TODO : Field as parameter
+-- TODO jsonb values, consider this: 
+-- https://stackoverflow.com/questions/26703476/how-to-perform-update-operations-on-columns-of-type-jsonb-in-postgres-9-4
+update :: Update -> Connection -> IO [Only Int]
+update (Rename nId name) conn = query conn "UPDATE nodes SET name=? where id=? returning id"
+                                           (DT.take 255 name,nId)
+update (Move nId pId) conn    = query conn "UPDATE nodes SET parent_id= ? where id=? returning id"
+                                           (pId, nId)
+
+