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From: "Dmitry A. Kazakov" <mailbox@dmitry-kazakov.de>
Newsgroups: comp.lang.ada
Subject: Re: Ada package registry?
Date: Fri, 5 Feb 2016 17:45:40 +0100
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Date: 2016-02-05T17:45:40+01:00
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On 2016-02-05 16:53, G.B. wrote:

> I mean "SQL-invoked routines", just the technical term of SQL.
> ODBC is not necessarily involved, here. An Ada subprogram is being
> called by the MS part of the DBMS, logically from within some
> SQL statementent. As is done with stored procedures written in
> SQL. E.g., when evaluating an expression, the DBMS passes database
> values to an Ada function; when CALL-ing an Ada procedure, it
> might expect the procedure to place a result into some IN OUT
> parameter, or it might call the Ada procedure just for its effect.

This is not how DB clients work.

> One thing that is realistically needed, then, is a mapping from
> vanilla RDBMS's system defined types to Ada types. Not hard to
> do, I imagine, in Ada's Interfaces.* hierarchy.

SQL types have parameters and depend on the RDBMS. This is not working 
either.

-- 
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de