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| Re: Change values of a dynamic parameter based on the value of another parameter [message #774352 is a reply to message #772484] |
Tue, 03 January 2012 18:55  |
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Yes but you have to use a cascaded parameter. Look at the attached
example.
Jason
On 12/29/2011 5:23 PM, Alessio Pollero wrote:
> I have a dynamic parameter that get values from a database, with a query
> like the following :
>
> SELECT cod, des FROM table
>
> the cod field is bound to the combobox value member, while des field is
> bound to the combobox display member.
>
> I want to change the values displayed on the combobox based on the value
> that the user assign to another parameter, for example :
> param1 ---> DateTime
> param2 ---> Dynamic Parameter based on the param1 datetime value
>
>
> so, when the user change the datetime value on param1 the query bound to
> the param2 dynamic parameter should be executed again in this way :
> SELECT cod, des FROM table WHERE date = params["param1"]
>
> an the values on the combobox should be updated with the new resultset
> of the query .
>
>
> Is it possible with BIRT ?
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