[Kmymoney-devel] Review Request 120499: Removed readFileInfo() and writeFileInfo() from upgradeToV7()

[Christian David]

> On Okt. 29, 2014, 2:59 nachm., Cristian Oneț wrote:
> > Could the fact that writeFileInfo() is now used be causing this bug? https://bugs.kde.org/show_bug.cgi?id=339103
> 
> Cristian Oneț wrote:
>     Soory, I just noticed your comment https://bugs.kde.org/show_bug.cgi?id=339103#c9 are you saying this would actually fix that bug? By looking at the upgradeToV7() I don't really understand why the tags code is there in the first place. Since we didn't had tags before there should be nothing to upgrade.
> 
> Christian David wrote:
>     I have just began to understand the update system. But I know: upgradeToV7() is needed to add the hiTagId column to kmmFileInfo. Actually you are right: the line ```m_tags = getRecCount("kmmTags");``` should be equivalent to ```m_tags = 0;```.
>     
>     The upgrade process has some other issues — some of them are caused by calling readFileInfo() and writeFileInfo() in wrong places. Bug 339103 could be caused by this as well. But I do not think it is solved with this review request.
>     
>     Btw: using ```getRecCount( some-table )``` to get the highest record number will fail in most cases. It will return a already used id if the user ever removed a row from "some-table". Or am I wrong here?

No answer for a month. What do we do now?


- Christian


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On Okt. 5, 2014, 1:53 nachm., Christian David wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://git.reviewboard.kde.org/r/120499/
> -----------------------------------------------------------
> 
> (Updated Okt. 5, 2014, 1:53 nachm.)
> 
> 
> Review request for KMymoney.
> 
> 
> Repository: kmymoney
> 
> 
> Description
> -------
> 
> MyMoneyStorageSql::upgradeToV7() does not use readFileInfo() and
> writeFileInfo() anymore.
> 
> This should prevent an issue if this metod is used to upgrade the
> database to a version higher than 7 as readFileInfo() and
> writeFileInfo() assume a database of the most recent version. This
> will cause errors (=> crash) if a column in kmmFileInfo was
> renamed or added between version 7 and the final version.
> 
> KMyMoney should still crash if you upgradeToV1() is used.
> 
> 
> Diffs
> -----
> 
>   kmymoney/mymoney/storage/mymoneystoragesql.cpp 0fa790d435bc978279038893b945de31811f34f1 
> 
> Diff: https://git.reviewboard.kde.org/r/120499/diff/
> 
> 
> Testing
> -------
> 
> Opened an sqlite database which was created with KMyMoney 4.5.3, database version 6.
> The upgrade still worked and kmmFileInfo was still filled with correct data.
> 
> 
> Thanks,
> 
> Christian David
> 
>

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