Re: diacritics issue

> -----Oorspronkelijk bericht-----
> Van: FreeTDS [mailto:[email protected]] Namens Frediano
> Ziglio
> Verzonden: zaterdag 20 augustus 2016 10:26
> Aan: FreeTDS Development Group
> Onderwerp: Re: [freetds] diacritics issue
> 
> 2016-08-18 7:28 GMT+01:00 Santen van, JDG (Jos)
> <[email protected]>:
> > Hi
> >
> > I am facing an issue with diacritics.
> > I am running MS SQL Enterprise x64 version 11.0.6523.0, created a
> > table there with a colomn type varchar(100) and nvarchar(100) Stored the
> string: 蚞ȊŽàâçèéêëîïôùûüÀÂÇÈÉÊËÎÏÔÙÛÜáíóúñÁÍÓÚÑäöÄÖğışĞIŞ in both
> fields.
> >
> > Codepage is 1252 latin and server collation is Latin1_General_CI_AS
> > The table is using the servers defaults.
> >
> 
> č and Č are not available in Windows 1252 encoding.
> Same for ğ, ı, ş, Ğ and Ş.

Correct, but they are perfectly converted to their ascii equivalent c, C, g, i G and S.

> 
> > Using FreeTDS driver 0.91, defined protocol version 7.0 in the freetds
> > config, the data retrieved by the client is corrupted, the šž  (9a 9e)
> > and ŠŽ (8a 8e) aren’t viewable in our client and returned  ‘blanks’
> > (actually the 9a 9e and 8a 8e aren’t visible in our client), the
> > ğışĞIŞ is returned as gisGIS (67 69 73 47 49 53)
> >
> 
> Maybe your client is not correctly. 9a 9e is the right encoding for windows
> 1252.
> Which client encoding are you using?

The client uses UCS2 encoding.

> FreeTDS 0.91 is quite obsolete.
> Which library are you using?

Currently we use UnixODBC 2.2.14

> 
> > The returned hex values of the complete string for both field types is the
> same:
> > 63 9a 9e 43 8a 8e e0 e2 e7 e8 e9 ea eb ee ef f4 f9 fb fc c0 c2 c7 c8
> > c9 ca cb ce cf d4 d9 db dc e1 ed f3 fa f1 c1 cd d3 da d1 e4 f6 c4 d6
> > 67 69 73 47 49 53
> >
> 
> From the log/server or from the library you are using?
> 
> > A part of the debug log related to character conversion:
> > iconv.c:330:tds_iconv_open(0x1891400, UTF-8) iconv.c:187:local name
> > for ISO-8859-1 is ISO-8859-1 iconv.c:187:local name for UTF-8 is UTF-8
> > iconv.c:187:local name for UCS-2LE is UCS-2LE iconv.c:187:local name
> > for UCS-2BE is UCS-2BE iconv.c:349:setting up conversions for client
> > charset "UTF-8"
> > iconv.c:351:preparing iconv for "UTF-8" <-> "UCS-2LE" conversion
> > iconv.c:391:preparing iconv for "ISO-8859-1" <-> "ISO-8859-1"
> > conversion
> > iconv.c:394:tds_iconv_open: done
> > net.c:205:Connecting to x.x.x.x port 1433 (TDS version 4.2)
> >
> > (btw: Notice the TDS version used: 4.2 while we defined 7.0)
> >
> 
> It seems you are really using 4.2. How did you defined 7.0 ?

In the config file for this datasource we defined:  tds version = 7.0

> 
> > Does anyone know how to solve this issue?
> >
> > BR Jos
> 
> Frediano

BR Jos
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