From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM autolearn=ham autolearn_force=no version=3.4.4 X-Google-Thread: 103376,28a24746aa07c732 X-Google-Attributes: gid103376,public X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news1.google.com!news1.google.com!news4.google.com!news3.google.com!news.glorb.com!news-in.ntli.net!newsrout1-win.ntli.net!ntli.net!news.highwinds-media.com!xara.net!gxn.net!194.159.246.34.MISMATCH!peer-uk.news.demon.net!kibo.news.demon.net!news.demon.co.uk!demon!not-for-mail From: Simon Wright Newsgroups: comp.lang.ada Subject: Re: Design help Date: Tue, 13 Mar 2007 20:18:01 +0000 Organization: Pushface Message-ID: References: <1v79s2t3fjrxu.14pyinp46ngmp.dlg@40tude.net> NNTP-Posting-Host: pogner.demon.co.uk Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: news.demon.co.uk 1173817081 26412 62.49.19.209 (13 Mar 2007 20:18:01 GMT) X-Complaints-To: abuse@demon.net NNTP-Posting-Date: Tue, 13 Mar 2007 20:18:01 +0000 (UTC) Cancel-Lock: sha1:ss/8U0HgtHMuhb0HZBbg8njhdC0= User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.92 (darwin) Xref: g2news1.google.com comp.lang.ada:14524 Date: 2007-03-13T20:18:01+00:00 List-Id: "Dmitry A. Kazakov" writes: > However there is a problem of cross-platform portability. The blob > you read/write using stream attributes would be > platform-dependent. If that's the problem you'd need to override > stream attributes or else derive all types from some base type with > Serialize/Construct abstract methods (loosing automatic aggregation > of rows as above). With GNAT, you can rebuild the RTS with platform-independent default stream attributes.