Sql Datasource

HI,
Can you please check the picture

according to the book, in the dropdown box there should be ddvendors, but when i am clciking the dropdown box, its showing empty
where i am doing wrong?
sqldatasource.GIF
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fosiul01Asked:
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DhaestCommented:
Are you sure that you added the dropdownlist ddvendors to your form before you try to set this datasource ?
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fosiul01Author Commented:
Sorry!!
Thats true, i didnot think, i have to put a dropdownlist in control
yes it fine!!!!
i can see ddvendors in dropdown now!!!
You must be thinking i am stupid!!!
anyway,
thanks again.
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DhaestCommented:
Glad I could help you solve this so quickly :)

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fosiul01Author Commented:
One more thing i want to know
you k now this question : you helped me
http://www.experts-exchange.com/Microsoft/Development/.NET/Visual_Studio_.NET_2005/Q_23125905.html
by using polymorphisim.

if i want to build asp.net programm by using business layer, database layer and presentation layer , the way i did in that exmaple,
can i do the same way in asp.net ?? by hand coding ??
can you sent me some good tutorial please ??
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DhaestCommented:
>> if i want to build asp.net programm by using business layer, database layer and presentation layer , >> the way i did in that exmaple,
>> can i do the same way in asp.net ?? by hand coding ??
>> can you sent me some good tutorial please ??

Everything is the same way, only your presentation layer is another. So normally you can re-use your database layer and business layer.
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