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diff --git a/libodb-sqlite/odb/sqlite/exceptions.cxx b/libodb-sqlite/odb/sqlite/exceptions.cxx
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+// file : odb/sqlite/exceptions.cxx
+// license : GNU GPL v2; see accompanying LICENSE file
+
+#include <sstream>
+
+#include <odb/sqlite/exceptions.hxx>
+
+using namespace std;
+
+namespace odb
+{
+ namespace sqlite
+ {
+ //
+ // forced_rollback
+ //
+
+ const char* forced_rollback::
+ what () const ODB_NOTHROW_NOEXCEPT
+ {
+ return "transaction is forced to rollback";
+ }
+
+ forced_rollback* forced_rollback::
+ clone () const
+ {
+ return new forced_rollback (*this);
+ }
+
+ //
+ // database_exception
+ //
+
+ database_exception::
+ ~database_exception () ODB_NOTHROW_NOEXCEPT
+ {
+ }
+
+ database_exception::
+ database_exception (int e, int ee, const string& m)
+ : error_ (e), extended_error_ (ee), message_ (m)
+ {
+ ostringstream ostr;
+ ostr << error_;
+
+ if (error_ != extended_error_)
+ ostr << " (" << extended_error_ << ")";
+
+ ostr << ": " << message_;
+ what_ = ostr.str ();
+ }
+
+ const char* database_exception::
+ what () const ODB_NOTHROW_NOEXCEPT
+ {
+ return what_.c_str ();
+ }
+
+ database_exception* database_exception::
+ clone () const
+ {
+ return new database_exception (*this);
+ }
+
+ //
+ // cli_exception
+ //
+
+ cli_exception::
+ cli_exception (const std::string& what)
+ : what_ (what)
+ {
+ }
+
+ cli_exception::
+ ~cli_exception () ODB_NOTHROW_NOEXCEPT
+ {
+ }
+
+ const char* cli_exception::
+ what () const ODB_NOTHROW_NOEXCEPT
+ {
+ return what_.c_str ();
+ }
+
+ cli_exception* cli_exception::
+ clone () const
+ {
+ return new cli_exception (*this);
+ }
+ }
+}