--- a/flys-backend/src/main/java/de/intevation/flys/model/HWSLine.java	Mon Feb 25 15:40:15 2013 +0100
+++ b/flys-backend/src/main/java/de/intevation/flys/model/HWSLine.java	Mon Feb 25 16:00:52 2013 +0100
@@ -9,10 +9,13 @@
 
 import javax.persistence.Column;
 import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
 import javax.persistence.Id;
 import javax.persistence.JoinColumn;
 import javax.persistence.OneToOne;
 import javax.persistence.Table;
+import javax.persistence.SequenceGenerator;
 
 import org.hibernate.Session;
 import org.hibernate.Query;
@@ -42,6 +45,13 @@
     private Geometry geom;
 
     @Id
+    @SequenceGenerator(
+        name           = "SEQUENCE_HWS_LINES_ID_SEQ",
+        sequenceName   = "HWS_LINES_ID_SEQ",
+        allocationSize = 1)
+    @GeneratedValue(
+        strategy  = GenerationType.SEQUENCE,
+        generator = "SEQUENCE_HWS_LINES_ID_SEQ")
     @Column(name = "id")
     public Integer getId() {
         return id;