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On Thu, Jan 9, 2014 at 12:20 AM, Michael Bayer wrote:
>
> On Jan 8, 2014, at 7:54 AM, limodou wrote:
>
> I think there are two things here:
>>
>
> 1. Should None be converted to NULL when deal with "condition & None" or
> "and_(condition, None)&qu
x27;, None)
id=3 AND NULL
>>> print and_('id=3', '')
id=3
>>> print and_('id=3', true())
id=3
So empty string is the same as true(), and why empty string can be treated
as true() but None is treated as NULL? Commonly, python will treat None,
empty str
On Wed, Jan 8, 2014 at 3:31 PM, Wichert Akkerman wrote:
>
> On 08 Jan 2014, at 01:26, limodou wrote:
>
> > But I don't know why make this decision. Because "where NULL" will get
> nothing. And in 0.8.X version, I need to combine multiple condition
> accordin
tml#improved-rendering-of-boolean-constants-null-constants-conjunctions
>
>
> On Jan 7, 2014, at 4:13 AM, limodou wrote:
>
> I found a problem in 0.9.1 version:
>
> in 0.8.x :
> >>> print (Blog.c.id <http://blog.c.id/>==5) & None
> blog.id = :id_1
>
>
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Thank you very much. This fixes my problem. So it's not a bug?
On Sat, Oct 5, 2013 at 2:17 PM, Michael Bayer wrote:
>
> On Oct 5, 2013, at 1:58 AM, limodou wrote:
>
> Today I found if I have an id column in a table, and the autoincrement
> attribute is True, when I created
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oh, thank you very much.
On Sun, Jan 13, 2013 at 7:23 AM, Michael Bayer wrote:
>
> On Jan 12, 2013, at 1:47 AM, limodou wrote:
>
> > I have a select just like :
> >
> > select([User, 0])
> >
> > and I don't know how to label 0 as real sql statemen
I have a select just like :
select([User, 0])
and I don't know how to label 0 as real sql statement like this:
select User.*, 0 as age;
How to do that with label?
Thanks.
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27;ve done?
This is the changeset
https://github.com/limodou/alembic/commit/dd68c12bf2c738e079d1611ea216db63ff7667e4
I've done two places:
1. Fix PickleType code bug
2. Format some types to unified string format, so that the comparetype will
more accurately, for example: decimal will be
s a generated
> SQL expression. Courtesy Moriyoshi Koizumi.
>
> - [feature] Added support for alteration of MySQL
> columns that have AUTO_INCREMENT, as well as enabling
> this flag. Courtesy Moriyoshi Koizumi.
>
> Thanks a lot, alembic is very useful for me.
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On Thu, May 17, 2012 at 8:59 PM, Michael Bayer wrote:
>
> On May 16, 2012, at 8:33 PM, limodou wrote:
>
>> On Thu, May 17, 2012 at 8:03 AM, limodou wrote:
>>> On Thu, May 17, 2012 at 7:46 AM, Michael Bayer
>>> wrote:
>>>>
>>>> On May 1
On Thu, May 17, 2012 at 8:03 AM, limodou wrote:
> On Thu, May 17, 2012 at 7:46 AM, Michael Bayer
> wrote:
>>
>> On May 16, 2012, at 7:32 PM, limodou wrote:
>>
>>>>
>>>> OK you need to use two different connections here, for the "read fro
On Thu, May 17, 2012 at 7:46 AM, Michael Bayer wrote:
>
> On May 16, 2012, at 7:32 PM, limodou wrote:
>
>>>
>>> OK you need to use two different connections here, for the "read from one
>>> connection, persist on another in a short transaction&quo
On Wed, May 16, 2012 at 11:27 PM, Michael Bayer
wrote:
>
> On May 16, 2012, at 11:11 AM, limodou wrote:
>
>> Thank you for the detail explains. And I tried like this again:
>>
>> 1. if there are only select statements it will ok, and the select
>> statements w
On Wed, May 16, 2012 at 9:42 PM, Michael Bayer wrote:
>
> On May 15, 2012, at 8:13 PM, limodou wrote:
>
>> Recently I found a wired problem in my application, something like
>> this: I have a long time deamon program, it'll be an infinite loop,
>> just li
like me? I
don't know if I need to recreate connection every time in the loop?
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On Sun, Apr 29, 2012 at 11:13 PM, Michael Bayer
wrote:
>
> On Apr 29, 2012, at 10:56 AM, limodou wrote:
>
>> On Sun, Apr 29, 2012 at 10:42 PM, Michael Bayer
>> wrote:
>>> You would assemble a multi-database scheme of your choosing in env.py. If
>>> you
On Sun, Apr 29, 2012 at 10:56 PM, limodou wrote:
> On Sun, Apr 29, 2012 at 10:42 PM, Michael Bayer
> wrote:
>> You would assemble a multi-database scheme of your choosing in env.py. If
>> you do "alembic init multidb" you'll see an example of one. Ho
/ulipad/
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I can't find how to enable alembic support multiple databases.
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On Fri, Apr 13, 2012 at 8:48 AM, Michael Bayer wrote:
>
> On Apr 12, 2012, at 8:07 PM, limodou wrote:
>
>>
>> For example, in my case, when I made some changes and I want to test
>> them, so I can run "revision --autogenerate" and "upgrade" the
>
On Thu, Apr 12, 2012 at 11:59 PM, Michael Bayer
wrote:
>
> On Apr 12, 2012, at 10:54 AM, limodou wrote:
>
>>>>> 2. If I can merge the current changes into head revision, before I
>>>>> execute upgrade, so that I can combine several changes into one
>&g
On Thu, Apr 12, 2012 at 11:52 PM, Michael Bayer
wrote:
>
> On Apr 12, 2012, at 10:50 AM, limodou wrote:
>
> On Thu, Apr 12, 2012 at 10:39 PM, Michael Bayer
> wrote:
>
>
> On Apr 12, 2012, at 4:18 AM, limodou wrote:
>
>
> I also have other requirements:
>
>
On Thu, Apr 12, 2012 at 11:38 PM, Michael Bayer
wrote:
>
> On Apr 12, 2012, at 10:42 AM, limodou wrote:
>
>> On Thu, Apr 12, 2012 at 10:37 PM, Michael Bayer
>> wrote:
>>>
>>> On Apr 12, 2012, at 4:07 AM, limodou wrote:
>>>
>>>> I&#x
e some patches for these two demands.
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On Thu, Apr 12, 2012 at 10:39 PM, Michael Bayer
wrote:
>
> On Apr 12, 2012, at 4:18 AM, limodou wrote:
>
>> I also have other requirements:
>>
>> 1. if there is no changes should it can create nothing, not like this:
>>
>> def upgrade():
>> ##
On Thu, Apr 12, 2012 at 10:37 PM, Michael Bayer
wrote:
>
> On Apr 12, 2012, at 4:07 AM, limodou wrote:
>
>> I'm using alembic today, and I found a problem, if I changed the
>> column, it'll automatically create add and drop statment, just like
>> this:
nk is that : if the user has
manually changed the revision file, the changes will be lost.
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exists in my database, so
when it excute the first statement it'll be fail. So I think drop
should be put in front of add.
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On Sun, Apr 8, 2012 at 9:53 PM, Michael Bayer wrote:
>
> On Apr 7, 2012, at 8:50 PM, limodou wrote:
>
> I've tested today, and I felt very good. And I have a question, if I've
> autogenerated once, and havn't upgrade to the database, so if I rerun the
> autogene
ize alembic init process?
Thanks such a good tool.
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On Wed, Aug 24, 2011 at 9:49 PM, Michael Bayer wrote:
>
> On Aug 23, 2011, at 11:21 PM, limodou wrote:
>
>> On Sat, Oct 23, 2010 at 9:22 PM, Michael Bayer
>> wrote:
>>>
>>> pool recycle means a connnection that is 3600 seconds old will be thrown
&g
de.google.com/p/ulipad/
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ER, `Status` VARCHAR,
> `Summary` VARCHAR, `uid` VARCHAR, `url` V'
>
> Since the syntax seems to be correct and Sequence is Quoted with BackQuotes
> (`). I am puzzled what to do to fix this.
> Please help,
> Martijn
>
I think VARCHAR need a length, but most of your table field has no lengt
INTEGER NOT
> NULL
> AUTO_INCREMENT, \n\tnom VARCHAR, \n\tcp VARCHAR, \n\tlatitude VARCHAR,
> \n\tlong
> itude VARCHAR, \n\teloignement VARCHAR, \n\turl VARCHAR, \n\tPRIMARY KEY
> (`IdVil
> le`)\n)\n\n' ()
>
>
It seems that there is no length for VARCHAR, the right sy
2009/2/4 limodou :
> 2009/2/3 Sergei Beilin :
>>
>> On 3 фев, 09:31, limodou wrote:
>>> Thanks and I want to know if I must call meta.create_all(engine),
>>> because this code will create the tables, but I just want to see the
>>> SQL statements,
2009/2/3 Sergei Beilin :
>
> On 3 фев, 09:31, limodou wrote:
>> Thanks and I want to know if I must call meta.create_all(engine),
>> because this code will create the tables, but I just want to see the
>> SQL statements, but not create the tables.
>
> Note the add
ate_all(engine),
because this code will create the tables, but I just want to see the
SQL statements, but not create the tables.
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