diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -15,7 +15,6 @@
     notificationitem.cpp
     topnotificationmanager.cpp
     elisautils.cpp
-    datatype.cpp
     abstractfile/abstractfilelistener.cpp
     abstractfile/abstractfilelisting.cpp
     filescanner.cpp
@@ -281,7 +280,6 @@
 
 set(elisaqmlplugin_SOURCES
     elisaqmlplugin.cpp
-    datatype.cpp
     elisautils.cpp
 )
 
diff --git a/src/databaseinterface.h b/src/databaseinterface.h
--- a/src/databaseinterface.h
+++ b/src/databaseinterface.h
@@ -20,7 +20,6 @@
 
 #include "elisaLib_export.h"
 
-#include "datatype.h"
 #include "elisautils.h"
 
 #include <QObject>
@@ -502,8 +501,6 @@
 
     void reloadExistingDatabase();
 
-    qulonglong initialId(DataUtils::DataType aType);
-
     qulonglong genericInitialId(QSqlQuery &request);
 
     void insertTrackOrigin(const QUrl &fileNameURI, const QDateTime &fileModifiedTime, const QDateTime &importDate);
diff --git a/src/databaseinterface.cpp b/src/databaseinterface.cpp
--- a/src/databaseinterface.cpp
+++ b/src/databaseinterface.cpp
@@ -6297,34 +6297,12 @@
 {
     qCDebug(orgKdeElisaDatabase) << "DatabaseInterface::reloadExistingDatabase";
 
-    d->mArtistId = initialId(DataUtils::DataType::AllArtists);
-    d->mComposerId = initialId(DataUtils::DataType::AllComposers);
-    d->mLyricistId = initialId(DataUtils::DataType::AllLyricists);
-    d->mAlbumId = initialId(DataUtils::DataType::AllAlbums);
-    d->mTrackId = initialId(DataUtils::DataType::AllTracks);
-    d->mGenreId = initialId(DataUtils::DataType::AllGenres);;
-}
-
-qulonglong DatabaseInterface::initialId(DataUtils::DataType aType)
-{
-    switch (aType)
-    {
-    case DataUtils::DataType::AllAlbums:
-        return genericInitialId(d->mQueryMaximumAlbumIdQuery);
-    case DataUtils::DataType::AllArtists:
-        return genericInitialId(d->mQueryMaximumArtistIdQuery);
-    case DataUtils::DataType::AllComposers:
-        return genericInitialId(d->mQueryMaximumComposerIdQuery);
-    case DataUtils::DataType::AllGenres:
-        return genericInitialId(d->mQueryMaximumGenreIdQuery);
-    case DataUtils::DataType::AllLyricists:
-        return genericInitialId(d->mQueryMaximumLyricistIdQuery);
-    case DataUtils::DataType::AllTracks:
-        return genericInitialId(d->mQueryMaximumTrackIdQuery);
-    case DataUtils::DataType::UnknownType:
-        break;
-    }
-    return 1;
+    d->mArtistId = genericInitialId(d->mQueryMaximumArtistIdQuery);
+    d->mComposerId = genericInitialId(d->mQueryMaximumComposerIdQuery);
+    d->mLyricistId = genericInitialId(d->mQueryMaximumLyricistIdQuery);
+    d->mAlbumId = genericInitialId(d->mQueryMaximumAlbumIdQuery);
+    d->mTrackId = genericInitialId(d->mQueryMaximumTrackIdQuery);
+    d->mGenreId = genericInitialId(d->mQueryMaximumGenreIdQuery);
 }
 
 qulonglong DatabaseInterface::genericInitialId(QSqlQuery &request)
diff --git a/src/datatype.h b/src/datatype.h
deleted file mode 100644
--- a/src/datatype.h
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * Copyright 2018 Matthieu Gallien <matthieu_gallien@yahoo.fr>
- *
- * This program is free software: you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 3 of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-#ifndef DATATYPE_H
-#define DATATYPE_H
-
-#include "elisaLib_export.h"
-
-#include <QMetaObject>
-
-namespace DataUtils {
-
-Q_NAMESPACE
-
-enum class DataType {
-    AllArtists,
-    AllAlbums,
-    AllTracks,
-    AllGenres,
-    AllComposers,
-    AllLyricists,
-    UnknownType,
-};
-
-Q_ENUM_NS(DataType)
-
-}
-
-#endif // DATATYPE_H
diff --git a/src/datatype.cpp b/src/datatype.cpp
deleted file mode 100644
--- a/src/datatype.cpp
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * Copyright 2018 Matthieu Gallien <matthieu_gallien@yahoo.fr>
- *
- * This program is free software: you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 3 of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program.  If not, see <https://www.gnu.org/licenses/>.
- */
-
-#include "datatype.h"
-
-
-#include "moc_datatype.cpp"
diff --git a/src/elisaqmlplugin.cpp b/src/elisaqmlplugin.cpp
--- a/src/elisaqmlplugin.cpp
+++ b/src/elisaqmlplugin.cpp
@@ -66,7 +66,6 @@
 #include "notificationitem.h"
 #include "topnotificationmanager.h"
 #include "elisautils.h"
-#include "datatype.h"
 
 #if defined Qt5DBus_FOUND && Qt5DBus_FOUND
 #include "mpris2/mpris2.h"
@@ -113,7 +112,6 @@
     qRegisterMetaType<UpnpContentDirectoryModel*>();
     qRegisterMetaType<UpnpDeviceDescription*>();
 #endif
-    qRegisterMetaType<DataUtils::DataType>("DataUtils::DataType");
 
     qmlRegisterType<MediaPlayList>(uri, 1, 0, "MediaPlayList");
     qmlRegisterType<ManageMediaPlayerControl>(uri, 1, 0, "ManageMediaPlayerControl");
@@ -137,7 +135,6 @@
 
     qmlRegisterType<AudioWrapper>(uri, 1, 0, "AudioWrapper");
     qmlRegisterType<TopNotificationManager>(uri, 1, 0, "TopNotificationManager");
-    qmlRegisterUncreatableMetaObject(DataUtils::staticMetaObject, uri, 1, 0, "DataUtils", QStringLiteral("Only enums"));
     qmlRegisterUncreatableType<DatabaseInterface>(uri, 1, 0, "DatabaseInterface", QStringLiteral("Only created in c++"));
 
 #if defined Qt5DBus_FOUND && Qt5DBus_FOUND