Pass non-const image to clone_image(), copy_image()

This is necessary since some databases need to steal stuff from the
original image (e.g., LOB descriptors in Oracle).

1 files changed, 45 insertions, 0 deletions

diff --git a/common/inheritance/polymorphism/test15.hxx b/common/inheritance/polymorphism/test15.hxx
new file mode 100644
index 0000000..d64f935
--- /dev/null
+++ b/common/inheritance/polymorphism/test15.hxx
@@ -0,0 +1,45 @@
+// file      : common/inheritance/polymorphism/test15.hxx
+// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef TEST15_HXX
+#define TEST15_HXX
+
+#include <vector>
+
+#include <odb/core.hxx>
+
+#ifdef ODB_COMPILER
+#  if defined(ODB_DATABASE_PGSQL)
+#    define BLOB_TYPE "BYTEA"
+#  elif defined(ODB_DATABASE_MSSQL)
+#    define BLOB_TYPE "VARBINARY(max)"
+#  else
+#    define BLOB_TYPE "BLOB"
+#  endif
+#endif
+
+
+// Test LOB/long data and polymorphism.
+//
+#pragma db namespace table("t15_")
+namespace test15
+{
+  #pragma db object polymorphic
+  struct base
+  {
+    virtual ~base () {}
+
+    #pragma db id auto
+    unsigned long id;
+  };
+
+  #pragma db object
+  struct derived: base
+  {
+    #pragma db type(BLOB_TYPE)
+    std::vector<char> blob;
+  };
+}
+
+#endif // TEST15_HXX