message: ODBC: set default size of VARCHAR type to 256 due to ADO.
diff: @@ -110,9 +110,12 @@ public:
  *col_size_ptr = 20;
  return SQL_SUCCESS;
  case SQL_VARCHAR:
  + // we don't know the number of characters, but set because of ADO
  + *col_size_ptr = 256;
  + return SQL_SUCCESS;
  case SQL_VARBINARY:
  - // we don't know the number of characters
  - *col_size_ptr = 0;
  + // we don't know the number of characters, but set because of ADO
  + *col_size_ptr = 512;
  return SQL_SUCCESS;
  default:
  return SQL_ERROR;
  