fix enum changes

h2/src/main/org/h2/command/ddl/AlterTableAddConstraint.java

@@ -39,8 +39,8 @@ public class AlterTableAddConstraint extends SchemaCommand {
     private String constraintName;
     private String tableName;
     private IndexColumn[] indexColumns;
-    private ConstraintActionType deleteAction;
-    private ConstraintActionType updateAction;
+    private ConstraintActionType deleteAction = ConstraintActionType.RESTRICT;
+    private ConstraintActionType updateAction = ConstraintActionType.RESTRICT;
     private Schema refSchema;
     private String refTableName;
     private IndexColumn[] refIndexColumns;

h2/src/main/org/h2/constraint/ConstraintReferential.java

@@ -35,8 +35,8 @@ public class ConstraintReferential extends Constraint {
 
     private IndexColumn[] columns;
     private IndexColumn[] refColumns;
-    private ConstraintActionType deleteAction;
-    private ConstraintActionType updateAction;
+    private ConstraintActionType deleteAction = ConstraintActionType.RESTRICT;
+    private ConstraintActionType updateAction = ConstraintActionType.RESTRICT;
     private Table refTable;
     private Index index;
     private Index refIndex;