4 files changed, 7 insertions, 11 deletions
diff --git a/odb/qt/basic/mysql/qbyte-array-traits.hxx b/odb/qt/basic/mysql/qbyte-array-traits.hxx
index f0239fd..4477278 100644
--- a/odb/qt/basic/mysql/qbyte-array-traits.hxx
+++ b/odb/qt/basic/mysql/qbyte-array-traits.hxx
@@ -21,7 +21,7 @@ namespace odb
   namespace mysql
   {
     template <>
-    class default_value_traits<QByteArray, details::buffer, id_blob>
+    class default_value_traits<QByteArray, id_blob>
     {
     public:
       typedef QByteArray value_type;
diff --git a/odb/qt/basic/mysql/qstring-traits.hxx b/odb/qt/basic/mysql/qstring-traits.hxx
index 0ea8e86..17f0946 100644
--- a/odb/qt/basic/mysql/qstring-traits.hxx
+++ b/odb/qt/basic/mysql/qstring-traits.hxx
@@ -58,26 +58,22 @@ namespace odb
     };
 
     template <>
-    struct default_value_traits<
-      QString, details::buffer, id_string>: qstring_value_traits
+    struct default_value_traits<QString, id_string>: qstring_value_traits
     {
     };
 
     template <>
-    struct default_value_traits<
-      QString, details::buffer, id_decimal>: qstring_value_traits
+    struct default_value_traits<QString, id_decimal>: qstring_value_traits
     {
     };
 
     template <>
-    struct default_value_traits<
-      QString, details::buffer, id_enum>: qstring_value_traits
+    struct default_value_traits<QString, id_enum>: qstring_value_traits
     {
     };
 
     template <>
-    struct default_value_traits<
-      QString, details::buffer, id_set>: qstring_value_traits
+    struct default_value_traits<QString, id_set>: qstring_value_traits
     {
     };
 
diff --git a/odb/qt/basic/sqlite/qbyte-array-traits.hxx b/odb/qt/basic/sqlite/qbyte-array-traits.hxx
index 5f30222..3ec8a43 100644
--- a/odb/qt/basic/sqlite/qbyte-array-traits.hxx
+++ b/odb/qt/basic/sqlite/qbyte-array-traits.hxx
@@ -21,7 +21,7 @@ namespace odb
   namespace sqlite
   {
     template <>
-    class default_value_traits<QByteArray, details::buffer, id_blob>
+    class default_value_traits<QByteArray, id_blob>
     {
     public:
       typedef QByteArray value_type;
diff --git a/odb/qt/basic/sqlite/qstring-traits.hxx b/odb/qt/basic/sqlite/qstring-traits.hxx
index 31a9c1f..53c4be4 100644
--- a/odb/qt/basic/sqlite/qstring-traits.hxx
+++ b/odb/qt/basic/sqlite/qstring-traits.hxx
@@ -21,7 +21,7 @@ namespace odb
   namespace sqlite
   {
     template <>
-    struct default_value_traits <QString, details::buffer, id_text>
+    struct default_value_traits <QString, id_text>
     {
     public:
       typedef QString value_type;