Linked tables now support default values.

h2/src/main/org/h2/result/RowList.java

@@ -51,7 +51,7 @@ public class RowList {
     }
 
     private void writeRow(DataPage buff, Row r) throws SQLException {
-        buff.checkCapacity(1 + DataPage.LENGTH_INT * 7);
+        buff.checkCapacity(1 + DataPage.LENGTH_INT * 8);
         buff.writeByte((byte) 1);
         buff.writeInt(r.getMemorySize());
         buff.writeInt(r.getColumnCount());
@@ -62,6 +62,7 @@ public class RowList {
         buff.writeInt(r.getStorageId());
         for (int i = 0; i < r.getColumnCount(); i++) {
             Value v = r.getValue(i);
+            buff.checkCapacity(1);
             if (v == null) {
                 buff.writeByte((byte) 0);
             } else {