--- a/src/main/java/de/intevation/lada/model/land/MessungTranslation.java	Thu Apr 16 15:50:02 2015 +0200
+++ b/src/main/java/de/intevation/lada/model/land/MessungTranslation.java	Thu Apr 16 17:04:09 2015 +0200
@@ -17,6 +17,9 @@
 import javax.persistence.OneToOne;
 import javax.persistence.Table;
 
+import org.hibernate.annotations.DynamicInsert;
+import org.hibernate.annotations.DynamicUpdate;
+
 import com.fasterxml.jackson.annotation.JsonIgnore;
 
 
@@ -25,6 +28,8 @@
  */
 @Entity
 @Table(name="messung_translation")
+@DynamicInsert
+@DynamicUpdate
 public class MessungTranslation implements Serializable {
     private static final long serialVersionUID = 1L;
 
@@ -36,7 +41,6 @@
     @OneToOne
     private LMessung messungs;
 
-    @GeneratedValue(strategy=GenerationType.IDENTITY)
     @Column(name="messungs_id_alt")
     private Integer messungsIdAlt;
 

--- a/src/main/java/de/intevation/lada/model/land/ProbeTranslation.java	Thu Apr 16 15:50:02 2015 +0200
+++ b/src/main/java/de/intevation/lada/model/land/ProbeTranslation.java	Thu Apr 16 17:04:09 2015 +0200
@@ -17,6 +17,9 @@
 import javax.persistence.OneToOne;
 import javax.persistence.Table;
 
+import org.hibernate.annotations.DynamicInsert;
+import org.hibernate.annotations.DynamicUpdate;
+
 import com.fasterxml.jackson.annotation.JsonIgnore;
 
 
@@ -25,6 +28,8 @@
  */
 @Entity
 @Table(name="probe_translation")
+@DynamicInsert
+@DynamicUpdate
 public class ProbeTranslation implements Serializable {
     private static final long serialVersionUID = 1L;
 
@@ -36,8 +41,7 @@
     @OneToOne
     private LProbe probe;
 
-    @GeneratedValue(strategy=GenerationType.IDENTITY)
-    @Column(name="probe_id_alt")
+    @Column(name="probe_id_alt", insertable= true, updatable=true, nullable=true)
     private String probeIdAlt;
 
     public ProbeTranslation() {