Yes, Michael, I see how it works now. Thank you
j
Michael Bayer wrote:
>that is the correct syntax. It will take effect any time an update()
>construct is used or when the ORM updates a row. Because onupdate is
>not a DDL-side construct, it will not take effect if you use a plain
>text UPDATE statement or if the update is otherwise not emitted by the
>SQLAlchemy application. The PassiveDefault, since it does represent
>DDL, will work in this manner, but only if the table was created using
>this table construct.
>
>
>On Dec 6, 2008, at 4:50 AM, jo wrote:
>
>
>
>>Hi all,
>>
>>I created a table with the following column:
>>
>>Column('last_updated', DateTime, PassiveDefault(func.current_timestamp
>>()), onupdate=func.current_timestamp())
>>
>>Maybe I don't understand how onupdate works.
>>I would like to have this column to be changed every time the row is
>>updated,
>>but it doesn't work.
>>
>>thank you for any help
>>
>>j
>>
>>
>>
>>
>>
>>
>>
>>
>>
>
>
>>
>
>
>
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