diff --git a/src/main/java/de/uniluebeck/mi/projmi6/db/DBHandler.java b/src/main/java/de/uniluebeck/mi/projmi6/db/DBHandler.java
index 39b1f20..b4d30ef 100644
--- a/src/main/java/de/uniluebeck/mi/projmi6/db/DBHandler.java
+++ b/src/main/java/de/uniluebeck/mi/projmi6/db/DBHandler.java
@@ -1,7 +1,9 @@
 package de.uniluebeck.mi.projmi6.db;
 
 import de.uniluebeck.mi.projmi6.model.Patient;
+import de.uniluebeck.mi.projmi6.model.Station;
 
+import java.sql.PreparedStatement;
 import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.sql.Statement;
@@ -13,38 +15,83 @@ import java.util.List;
  */
 public class DBHandler {
 
-    public static final String SELECT_ALL_PATIENTS = "SELECT * FROM `patient`";
+    private static final String SELECT_ALL_PATIENTS = "SELECT * FROM `patient`";
+    private static final String SELECT_PATIENT_BY_ID = "SELECT * FROM `patient` WHERE `id` = ?";
+    private static final String UPDATE_PATIENT = "UPDATE `patient` SET `CAVE`=?, `Familienstand`=?, " +
+            "`Geburtsdatum`=?, `Geburtsname`=?, `Geschlecht`=?, `KassenID`=?, `LetzterBearbeiter`=?, `Nachname`=?, " +
+            "`Ort`=?, `PLZ`=?, `Strasse`=?, `Telefon`=?, `Versichertennummer`=?, `Vorname`=? WHERE `ID`=?";
+    private static final String SELECT_ALL_STATIONEN = "SELECT * FROM `stammstation`";
 
     public static List<Patient> getAllPatients() throws SQLException {
-        Statement statement = null;
-        ResultSet rs = null;
-        statement = MySqlConnFactory.getConnection().createStatement();
-        rs = statement.executeQuery(SELECT_ALL_PATIENTS);
+        Statement statement = MySqlConnFactory.getConnection().createStatement();
+        ResultSet rs = statement.executeQuery(SELECT_ALL_PATIENTS);
 
-        List<Patient> patients = new ArrayList<Patient>();
+        List<Patient> patients = new ArrayList<>();
         while (rs.next()) {
-            Patient patient = new Patient();
-            patient.setPatID(rs.getInt("id"));
-            patient.setGeburtsname(rs.getString("geburtsname"));
-            patient.setVorname(rs.getString("vorname"));
-            patient.setNachname(rs.getString("nachname"));
-            patient.setGeburtsdatum(rs.getDate("geburtsdatum").toLocalDate());
-            patient.setStrasse(rs.getString("strasse"));
-            patient.setHausnummer(rs.getString("hausnummer"));
-            patient.setPlz(rs.getString("plz"));
-            patient.setTelefon(rs.getString("telefon"));
-            // patient.setFamilienstand(rs.getString("familienstand"));
-            // patient.setGeschlecht(Patient.Geschlecht.valueOf(rs.getString("geschlecht")));
-            patient.setVersichertennummer(rs.getString("versichertennummer"));
-            patient.setKassenID(rs.getInt("kassenid"));
-            patient.setErsteller(rs.getInt("ersteller"));
-            patient.setErstellDatumZeit(rs.getTimestamp("erstelldatum").toLocalDateTime());
-            patient.setBearbeiter(rs.getInt("letzterbearbeiter"));
-            patient.setBearbeitetDatumZeit(rs.getTimestamp("letztesbearbeitungsdatum").toLocalDateTime());
-            // add patient to resutl list
-            patients.add(patient);
+            patients.add(getPatient(rs));
         }
 
         return patients;
     }
+
+    public static Patient getPatient(int id) throws SQLException {
+        PreparedStatement statement = MySqlConnFactory.getConnection().prepareStatement(SELECT_PATIENT_BY_ID);
+        ResultSet rs;
+        statement.setInt(1, id);
+        rs = statement.executeQuery();
+
+        return getPatient(rs);
+    }
+
+    public static Patient getPatient(ResultSet rs) throws SQLException {
+        Patient patient = new Patient();
+        patient.setPatID(rs.getInt("id"));
+        patient.setGeburtsname(rs.getString("geburtsname"));
+        patient.setVorname(rs.getString("vorname"));
+        patient.setNachname(rs.getString("nachname"));
+        patient.setGeburtsdatum(rs.getDate("geburtsdatum").toLocalDate());
+        patient.setStrasse(rs.getString("strasse"));
+        patient.setHausnummer(rs.getString("hausnummer"));
+        patient.setPlz(rs.getString("plz"));
+        patient.setTelefon(rs.getString("telefon"));
+        // patient.setFamilienstand(rs.getString("familienstand")); TODO
+        // patient.setGeschlecht(Patient.Geschlecht.valueOf(rs.getString("geschlecht"))); TODO
+        patient.setVersichertennummer(rs.getString("versichertennummer"));
+        patient.setKassenID(rs.getInt("kassenid"));
+        patient.setErsteller(rs.getInt("ersteller"));
+        patient.setErstellDatumZeit(rs.getTimestamp("erstelldatum").toLocalDateTime());
+        patient.setBearbeiter(rs.getInt("letzterbearbeiter"));
+        patient.setBearbeitetDatumZeit(rs.getTimestamp("letztesbearbeitungsdatum").toLocalDateTime());
+        return patient;
+    }
+
+    public static void updatePatient(Patient patient) throws SQLException {
+        PreparedStatement statement = MySqlConnFactory.getConnection().prepareStatement(UPDATE_PATIENT);
+        statement.setString(1, patient.getCave());
+        statement.setString(2, patient.getFamilienstand().toString());
+    }
+
+    public static List<Station> getAllStationen() throws SQLException {
+        Statement statement = MySqlConnFactory.getConnection().createStatement();
+        ResultSet rs = statement.executeQuery(SELECT_ALL_STATIONEN);
+
+        List<Station> stationen = new ArrayList<>();
+        while (rs.next()) {
+            stationen.add(getStation(rs));
+        }
+
+        return stationen;
+    }
+
+    private static Station getStation(ResultSet rs) throws SQLException {
+        Station station = new Station();
+        station.setStation(rs.getString("station"));
+        station.setBezeichnung(rs.getString("bezeichnung"));
+        station.setBezeichnungLang(rs.getString("bezeichnunglang"));
+        station.setStationstyp(rs.getInt("stationstyp"));
+
+        return station;
+    }
+
+
 }