changes to db and asset delete

Raumverwaltung_HMWK/SqLiteDataAccess.cs

@@ -314,9 +314,12 @@ namespace Raumverwaltung_HMWK
             {
                 var dynamicParameters = new DynamicParameters();
                 dynamicParameters.Add("id", building.BId);
-                //lösche erst alle Connections aus Room-User
-                string sql = "DELETE FROM Room_User WHERE RId IN (SELECT r.Id FROM Room r JOIN Floor f on r.FloorId=f.Id WHERE f.BuildingId=@id)";
+                //lösche alle Assets aus der Location
+                string sql = "DELETE FROM Asset WHERE RId IN (SELECT r.Id FROM Room r JOIN Floor f on r.FloorId=f.Id WHERE f.BuildingId=@id)";
                 cnn.Execute(sql, dynamicParameters);
+                //lösche  alle Connections aus Room-User
+                string sql1 = "DELETE FROM Room_User WHERE RId IN (SELECT r.Id FROM Room r JOIN Floor f on r.FloorId=f.Id WHERE f.BuildingId=@id)";
+                cnn.Execute(sql1, dynamicParameters);
                 //lösche alle Räume aus allen Stockwerken
                 string sql2 = "DELETE FROM Room WHERE Id IN (SELECT r.Id FROM Room r JOIN Floor f on r.FloorId=f.Id WHERE f.BuildingId=@id)";
                 cnn.Execute(sql2, dynamicParameters);
@@ -361,10 +364,12 @@ namespace Raumverwaltung_HMWK
             {
                 var dynamicParameters = new DynamicParameters();
                 dynamicParameters.Add("floorId", floorId);
-                
-                //lösche erst alle Connections aus Room-User
-                string sql = "Delete from Room_User WHERE RId IN (SELECT r.Id FROM Room r JOIN Floor f on r.FloorId=f.Id WHERE f.Id=@floorId)";
+                //lösche alle Assets aus der Location
+                string sql = "DELETE FROM Asset WHERE RId IN (SELECT r.Id FROM Room r JOIN Floor f on r.FloorId=f.Id WHERE f.Id=@floorId)";
                 cnn.Execute(sql, dynamicParameters);
+                //lösche alle Connections aus Room-User
+                string sql1 = "Delete from Room_User WHERE RId IN (SELECT r.Id FROM Room r JOIN Floor f on r.FloorId=f.Id WHERE f.Id=@floorId)";
+                cnn.Execute(sql1, dynamicParameters);
                 //lösche alle Räume aus dem Stockwerk
                 string sql2 = "Delete from Room where FloorId=@floorId";
                 cnn.Execute(sql2, dynamicParameters);