FreeTDS Development Group

[Frediano Ziglio <freddy77 AT gmail.com>]

Il giorno mar, 08/01/2008 alle 15.33 +0100, ZIGLIO, Frediano, VF-IT ha
scritto:
> > 
> > Try attached sample, SQLNumResultCols() gives numcols + 1
> > 
> >  >> Number of columns in result set: 4
> > 
> > should be:
> > 
> >  >> Number of columns in result set: 3
> > 
> > 
> > Seb
> > 
> 
> >From dump
> 
> 15:19:50.359222 (net.c:740):Sending packet
> 0000 03 01 00 5e 00 00 01 00-ff ff 02 00 00 00 00 01 |...^.... ........|
> 0010 26 04 00 00 00 63 20 00-00 00 09 04 d0 00 00 20 |&....c . ....... |
> 0020 00 00 00 53 00 45 00 4c-00 45 00 43 00 54 00 20 |...S.E.L .E.C.T. |
> 0030 00 2a 00 20 00 46 00 52-00 4f 00 4d 00 20 00 74 |.*. .F.R .O.M. .t|
> 0040 00 31 00 00 01 26 04 04-04 00 00 00 00 01 26 04 |.1...&.. ......&.|
> 0050 04 04 20 00 00 00 01 26-04 04 00 00 00 00       |.. ....& ......|
> 
> 15:19:50.359863 (util.c:162):Changed query state from QUERYING to
> PENDING
> 15:19:50.360069 (token.c:495):tds_process_tokens(0x8060c50, 0xbfe02374,
> 0xbfe02370, 0x100)
> 15:19:50.360230 (util.c:162):Changed query state from PENDING to READING
> 15:19:50.360813 (net.c:547):Received header
> 0000 04 01 00 b8 00 38 01 00-                        |.....8..|
> 
> 15:19:50.361031 (net.c:627):Received packet
> 0000 04 01 00 b8 00 38 01 00-81 04 00 00 00 09 00 26 |.....8.. .......&|
> 0010 04 01 6b 00 00 00 09 00-af 0a 00 09 04 d0 00 00 |..k..... ........|
> 0020 01 63 00 00 00 09 00 a7-0a 00 09 04 d0 00 00 02 |.c...... ........|
> 0030 76 00 63 00 00 00 00 00-38 07 72 00 6f 00 77 00 |v.c..... 8.r.o.w.|
> 0040 73 00 74 00 61 00 74 00-a4 07 00 01 02 00 74 00 |s.t.a.t. ......t.|
> 
> rowstat columns
> 
> 0050 31 00 a5 0c 00 01 01 00-02 01 00 03 01 00 04 00 |1....... ........|
> 0060 14 ff 01 00 c1 00 00 00-00 00 79 00 00 00 00 ac |........ ..y.....|
> 
> column 4 is hidden :(
> 
> >From TODO:
> 
> . test and fix: hidden fields (FOR BROWSE select, see flag test on tds)
> 
> yes, correctly there is something to do with hidden fields:
> - what happen if we bind to an hidden field??
> - if we use SQLGetData??
> - if we request informations with
> SQLDescribeCol/SQLColAttribute(s)/SQLGetDescField??
> - as you noted returning # columns hidden fields are not counted (there
> is however a setting which is a mssql extension which threat hidden
> columns as normal)
> 
> 0070 0d 00 00 01 38 00 00 00-26 04 04 f0 de bc 0a ac |....8... &.......|
> 0080 0d 00 00 01 38 00 00 00-26 04 04 04 00 00 00 ac |....8... &.......|
> 0090 0d 00 00 01 38 00 00 00-26 04 04 04 00 00 00 ac |....8... &.......|
> 00a0 0d 00 00 01 38 00 00 00-26 04 04 ff ff ff ff fe |....8... &.......|
> 00b0 00 00 e0 00 00 00 00 00-                        |........|
> 

I'll write tests to TODO and apply a patch that filter entirely hidden
fields

freddy77