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Problem with integer conversion
Message
De
12/09/2013 11:46:38
 
 
Information générale
Forum:
Microsoft SQL Server
Catégorie:
Syntaxe SQL
Versions des environnements
SQL Server:
SQL Server 6.5 and older
Application:
Web
Divers
Thread ID:
01582916
Message ID:
01583031
Vues:
41
>>>
>>>The original problem is because he used AddWithValue and the parameter was send as varchar. If he would use Add and exact type, this would not happen.
>>>
>>>BTW, this works
>>>
>>>SELECT CAST( 123.45 AS INT)
>>
>>Well there you go. It occurred to me last night that perhaps the original code would work if I did this:
>>
>>oCommand.Parameters.AddWithValue("@AmendmentNumber", Val(Amendments_DDL.SelectedValue))
>>
>>And sure enough it does.
>>Thanks to all.
>
>I don't recommend to use AddWithValue as I already said. AddWithValue is a quick way and it often leads to troubles. I suggest to always be explicit and use Add syntax and exact type instead. It also helps to document and requires more strict programming.

I have always used AddWithValue. What kind of problems have you seen and what commands would you replace it with? Something like this?
oCommand.Parameters.Add("@AmendmentNumber")
plus something else to set the value?
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