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  • From: Frediano Ziglio <freddy77 AT gmail.com>
  • To: Richard Hughes <richard.freetds AT rhughes.net>
  • Cc: FreeTDS Development Group <freetds AT lists.ibiblio.org>
  • Subject: Re: [freetds] MS query notifications patch
  • Date: Fri, 16 May 2014 09:52:57 +0100

2014-05-15 19:55 GMT+01:00 Richard Hughes <cyreve AT gmail.com>:
> Here's a couple of smallish bug fixes over my previous patch.
>
> On 2014-05-14 at 21:19, Frediano Ziglio wrote:
>> Let see if this time I'm more quick. I have a test machine. Actually I
>> committed to my master branch and launched the test. If there are no
>> regression I'll commit. Just a request. Which mail address (your) can
>> I use for the commit and which description for the commit do you want.
>> The feature is really useful!
>>
>> Actually is just:
>>
>> "Add support for MS query notifications"
>>
>> a bit too few considering the importance can have.
>
> You might like to steal the initial sentence of the 'About Query
> Notifications' section from my initial post. I wrote that bit because
> I've been using MSSQLServer for years and only just found the feature,
> so I guessed that some of the readers of this mailing list would have
> no idea what I was talking about.
>
> Use my Reply-To address (richard.freetds@...) for the commit.
>

Pushed! (well twice due to a mistake)

>>>>>>> @@ -228,6 +229,11 @@ prepare_call(struct _hstmt * stmt)
>>>>>>> else
>>>>>>> return SQL_ERROR;
>>>>>>>
>>>>>>> + if (tds_dstr_isempty(&stmt->attr.qn_msgtext) !=
>>>>>>> tds_dstr_isempty(&stmt->attr.qn_options))
>>>>>>> + return SQL_SUCCESS_WITH_INFO;
>>>>>>> + if (!tds_dstr_isempty(&stmt->attr.qn_msgtext) &&
>>>>>>> !IS_TDS72_PLUS(stmt->dbc->tds_socket->conn))
>>>>>>> + return SQL_SUCCESS_WITH_INFO;
>>>>>>> +
>>>>>>
>>>>>> I'm not sure this is the right place. Also I think MS add some error
>>>>>> to the statement. I didn't find from documentation which error should
>>>>>> be reported.
>>>>>
>>>>> Yes - the _WITH_INFO part should have been a clue that I needed to
>>>>> return some info. MS Native Client returns HY000 for the first case
>>>>> and still executes the query, but I don't have a pre-2005 server to
>>>>> find out what should happen in the second case so I just left it as a
>>>>> generic error.
>>>>
>>>> I'll try with a former server.
>>>
>>> If it's inconvenient for you, I can get all the installation media for
>>> 2000 - I just need to find the time to spin up a virtual machine and
>>> get it running and tested.
>>
>> My testbox has an msde (free mssql 2000) I can use.
>>
>> I just need to code a new test. Oh.. if you have some code to test
>> with is more than welcome. I try adding tests for all feature we have.
>
> I'm afraid the code I've been using for basic testing heavily depends
> on libraries which are owned by my employer.
>
> Certainly it was my intent to look at writing a few tests within your
> framework as my next task before we can consider the patch to be
> complete. The code I wrote in SQLGetStmtAttr() has never been
> executed, for example.
>
> Richard.

Just some code snippet are enough

Frediano




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