diff --git a/db/3_sem/recursion_excercise/recursion_excercise/recursion_excercise.ssmssqlproj b/db/3_sem/recursion_excercise/recursion_excercise/recursion_excercise.ssmssqlproj
index 1341c06..993c1b8 100644
--- a/db/3_sem/recursion_excercise/recursion_excercise/recursion_excercise.ssmssqlproj
+++ b/db/3_sem/recursion_excercise/recursion_excercise/recursion_excercise.ssmssqlproj
@@ -3,49 +3,49 @@
   <Items>
     <LogicalFolder Name="Connections" Type="2" Sorted="true">
       <Items>
-        <ConnectionNode Name="WIN-10-SFR\SQL2016:WIN-10-SFR\andreas">
-          <Created>2017-05-28T14:55:42.7426112+02:00</Created>
+        <ConnectionNode Name="(local)\SQLEXPRESS:WIN-LAPTOP\andreas">
+          <Created>2017-06-03T08:55:35.46851+02:00</Created>
           <Type>SQL</Type>
-          <Server>WIN-10-SFR\SQL2016</Server>
+          <Server>(local)\SQLEXPRESS</Server>
           <UserName />
           <Authentication>Windows Authentication</Authentication>
           <InitialDB />
           <LoginTimeout>15</LoginTimeout>
           <ExecutionTimeout>0</ExecutionTimeout>
           <ConnectionProtocol>NotSpecified</ConnectionProtocol>
-          <ApplicationName>Microsoft SQL Server Management Studio - Query</ApplicationName>
+          <ApplicationName />
         </ConnectionNode>
       </Items>
     </LogicalFolder>
     <LogicalFolder Name="Queries" Type="0" Sorted="true">
       <Items>
         <FileNode Name="create_database.sql">
-          <AssociatedConnectionMoniker>8c91a03d-f9b4-46c0-a305-b5dcc79ff907:WIN-10-SFR\SQL2016:True</AssociatedConnectionMoniker>
-          <AssociatedConnSrvName>WIN-10-SFR\SQL2016</AssociatedConnSrvName>
+          <AssociatedConnectionMoniker />
+          <AssociatedConnSrvName />
           <AssociatedConnUserName />
           <FullPath>create_database.sql</FullPath>
         </FileNode>
         <FileNode Name="create_table.sql">
-          <AssociatedConnectionMoniker>8c91a03d-f9b4-46c0-a305-b5dcc79ff907:WIN-10-SFR\SQL2016:True</AssociatedConnectionMoniker>
-          <AssociatedConnSrvName>WIN-10-SFR\SQL2016</AssociatedConnSrvName>
+          <AssociatedConnectionMoniker />
+          <AssociatedConnSrvName />
           <AssociatedConnUserName />
           <FullPath>create_table.sql</FullPath>
         </FileNode>
         <FileNode Name="remove_database.sql">
-          <AssociatedConnectionMoniker>8c91a03d-f9b4-46c0-a305-b5dcc79ff907:WIN-10-SFR\SQL2016:True</AssociatedConnectionMoniker>
-          <AssociatedConnSrvName>WIN-10-SFR\SQL2016</AssociatedConnSrvName>
+          <AssociatedConnectionMoniker />
+          <AssociatedConnSrvName />
           <AssociatedConnUserName />
           <FullPath>remove_database.sql</FullPath>
         </FileNode>
         <FileNode Name="selections.sql">
-          <AssociatedConnectionMoniker>8c91a03d-f9b4-46c0-a305-b5dcc79ff907:WIN-10-SFR\SQL2016:True</AssociatedConnectionMoniker>
-          <AssociatedConnSrvName>WIN-10-SFR\SQL2016</AssociatedConnSrvName>
+          <AssociatedConnectionMoniker />
+          <AssociatedConnSrvName />
           <AssociatedConnUserName />
           <FullPath>selections.sql</FullPath>
         </FileNode>
         <FileNode Name="TeileInsert.sql">
-          <AssociatedConnectionMoniker>8c91a03d-f9b4-46c0-a305-b5dcc79ff907:WIN-10-SFR\SQL2016:True</AssociatedConnectionMoniker>
-          <AssociatedConnSrvName>WIN-10-SFR\SQL2016</AssociatedConnSrvName>
+          <AssociatedConnectionMoniker />
+          <AssociatedConnSrvName />
           <AssociatedConnUserName />
           <FullPath>TeileInsert.sql</FullPath>
         </FileNode>