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  • From: kris AT bobbl.be
  • To: "FreeTDS Development Group" <freetds AT lists.ibiblio.org>
  • Subject: Re: [freetds] strange dbconvert
  • Date: Fri, 16 Mar 2007 11:39:59 +0100 (CET)

I found the bug.

The query analyser was on the production server.
So sorry to spam you.

Kris


> Hi,
>
> I am using dblib from the current freetds on a sqlserver 2k from a os x
> machine.
>
> Here is my debug code.
>
> #include <sqlfront.h>
> #include <sqldb.h>
> #include <stdio.h>
> #include <time.h>
> #include <string.h>
> #include <unistd.h>
>
> int main (int argc, char * const argv[]) {
> DBPROCESS *dbproc;
> LOGINREC *login = dblogin();
> dbinit();
> DBSETLPWD(login, "blabla");
> DBSETLUSER(login, "kris");
> DBSETLAPP(login, "blabla");
> if(!(dbproc = dbopen(login, "some_server:1434"))) return 1;
> if(dbuse(dbproc, "some_db") != SUCCEED) return 1;
> if(dbcmd(dbproc, "SELECT a_char from a_table where (unique_key = '1'
> or
> unique_key = '2')") != SUCCEED) return 1;
> if(dbsqlexec(dbproc) == FAIL) return 1;
> if(dbsqlok(dbproc) == FAIL) return 1;
> if(dbresults(dbproc) == SUCCEED) printf("%i\n", dbnumcols(dbproc));
> char put[100];
> int len;
> while(dbnextrow(dbproc) != NO_MORE_ROWS){
> len = dbconvert(dbproc, (dbcoltype(dbproc, 1)),
> (dbdata(dbproc, 1)),
> (dbdatlen(dbproc, 1)), SYBVARCHAR, (BYTE *) put, 99);
> if(len == FAIL || len == -1) return 1;
> printf("-> %s <-\n", put);
> }
> dbloginfree(login);
> dbexit();
> if(dbproc) dbclose(dbproc);
> return 0;
> }
>
> this results in :
>
> [Session started at 2007-03-16 11:17:30 +0100.]
> 1
> -> <-
> -> T <-
>
> freetds has exited with status 0.
>
> When i copy, paste and execute this query in query analyser it returns :
>
> T
> T
>
> which is indeed in the database.
> This field is a char of one long.
> Anybody seen that error before ? Since I expected to see -> T <- twice.
> It is always the same entry (i changed the order, and used other keys)
>
> Thanks a lot,
>
> Kris
>
>
>
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