4 files changed, 41 insertions, 26 deletions

diff --git a/odb/relational/mysql/common.cxx b/odb/relational/mysql/common.cxx
index 98edfcd..a8f4668 100644
--- a/odb/relational/mysql/common.cxx
+++ b/odb/relational/mysql/common.cxx
@@ -152,17 +152,18 @@ namespace relational
     member_image_type::
     member_image_type (base const& x)
         : member_base::base (x), // virtual base
-          base (x)
-    {
-    }
+          base (x) {}
+
+    member_image_type::
+    member_image_type ()
+        : relational::member_base (0, 0, string (), string ()) {}
 
     member_image_type::
     member_image_type (semantics::type* type,
+                       const custom_cxx_type* ct,
                        string const& fq_type,
                        string const& key_prefix)
-        : relational::member_base (type, fq_type, key_prefix)
-    {
-    }
+        : relational::member_base (type, ct, fq_type, key_prefix) {}
 
     string member_image_type::
     image_type (semantics::data_member& m)
@@ -294,18 +295,20 @@ namespace relational
     member_database_type_id::
     member_database_type_id (base const& x)
         : member_base::base (x), // virtual base
-          base (x)
-    {
-    }
+          base (x) {}
+
+    member_database_type_id::
+    member_database_type_id ()
+        : member_base::base (0, 0, string (), string ()), // virtual base
+          base (0, 0, string (), string ()) {}
 
     member_database_type_id::
     member_database_type_id (semantics::type* type,
+                             const custom_cxx_type* ct,
                              string const& fq_type,
                              string const& key_prefix)
-        : member_base::base (type, fq_type, key_prefix), // virtual base
-          base (type, fq_type, key_prefix)
-    {
-    }
+        : member_base::base (type, ct, fq_type, key_prefix), // virtual base
+          base (type, ct, fq_type, key_prefix) {}
 
     string member_database_type_id::
     database_type_id (type& m)
diff --git a/odb/relational/mysql/common.hxx b/odb/relational/mysql/common.hxx
index cf159c1..38ee0b1 100644
--- a/odb/relational/mysql/common.hxx
+++ b/odb/relational/mysql/common.hxx
@@ -85,7 +85,9 @@ namespace relational
                               member_base
     {
       member_image_type (base const&);
-      member_image_type (semantics::type* type = 0,
+      member_image_type ();
+      member_image_type (semantics::type* type,
+                         const custom_cxx_type*,
                          string const& fq_type = string (),
                          string const& key_prefix = string ());
       virtual string
@@ -126,8 +128,9 @@ namespace relational
                                     member_base
     {
       member_database_type_id (base const&);
-
-      member_database_type_id (semantics::type* type = 0,
+      member_database_type_id ();
+      member_database_type_id (semantics::type* type,
+                               const custom_cxx_type*,
                                string const& fq_type = string (),
                                string const& key_prefix = string ());
 
diff --git a/odb/relational/mysql/context.cxx b/odb/relational/mysql/context.cxx
index d2232bc..c03a77a 100644
--- a/odb/relational/mysql/context.cxx
+++ b/odb/relational/mysql/context.cxx
@@ -199,14 +199,17 @@ namespace relational
 
       struct has_grow_member: member_base
       {
+        has_grow_member (bool& r, user_section* section = 0)
+            : relational::member_base (0, 0, string (), string (), section),
+              r_ (r) {}
+
         has_grow_member (bool& r,
-                         user_section* section = 0,
-                         semantics::type* type = 0,
+                         user_section* section,
+                         semantics::type* t,
+                         const custom_cxx_type* ct,
                          string const& key_prefix = string ())
-            : relational::member_base (type, string (), key_prefix, section),
-              r_ (r)
-        {
-        }
+            : relational::member_base (t, ct, string (), key_prefix, section),
+              r_ (r) {}
 
         virtual bool
         pre (member_info& mi)
@@ -279,16 +282,19 @@ namespace relational
     grow_impl (semantics::data_member& m)
     {
       bool r (false);
-      has_grow_member mt  (r);
+      has_grow_member mt (r);
       mt.traverse (m);
       return r;
     }
 
     bool context::
-    grow_impl (semantics::data_member& m, semantics::type& t, string const& kp)
+    grow_impl (semantics::data_member& m,
+               semantics::type& t,
+               const custom_cxx_type* ct,
+               string const& kp)
     {
       bool r (false);
-      has_grow_member mt  (r, 0, &t, kp);
+      has_grow_member mt (r, 0, &t, ct, kp);
       mt.traverse (m);
       return r;
     }
diff --git a/odb/relational/mysql/context.hxx b/odb/relational/mysql/context.hxx
index 6fd8bd6..d7e1dc4 100644
--- a/odb/relational/mysql/context.hxx
+++ b/odb/relational/mysql/context.hxx
@@ -119,7 +119,10 @@ namespace relational
       grow_impl (semantics::data_member&);
 
       virtual bool
-      grow_impl (semantics::data_member&, semantics::type&, string const&);
+      grow_impl (semantics::data_member&,
+                 semantics::type&,
+                 const custom_cxx_type*,
+                 string const&);
 
     protected:
       virtual string