message: ODCB: adjusting VARCHAR colum size.
diff: @@ -110,11 +110,14 @@ public:
  *col_size_ptr = 20;
  return SQL_SUCCESS;
  case SQL_VARCHAR:
  - case SQL_VARBINARY:
  - // we don't know the number of characters
  // https://docs.microsoft.com/en-us/sql/odbc/reference/appendixes/column-size?view=sql-server-ver15
  - *col_size_ptr = SQL_NO_TOTAL;
  - //*col_size_ptr = 0;
  + //*col_size_ptr = SQL_NO_TOTAL; // causes bad alloc
  + // 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, but set because of ADO
  + *col_size_ptr = 512;
  return SQL_SUCCESS;
  default:
  return SQL_ERROR;
  