On Jun 7, 4:20 pm, sybrandb <sybra..._at_gmail.com> wrote:
> On Jun 7, 12:07 pm, "pankaj_wolfhun..._at_yahoo.co.in"
>
>
>
>
>
> <pankaj_wolfhun..._at_yahoo.co.in> wrote:
> > Greetings,
>
> > The requiremnt gathers a set of inputs from from end and based on
> > these input conditions we have to fetch values from our db tables.
>
> > Preety simple but the problem here is the inputs are not fixed.
>
> > Say in all, we have 10 inputs in our front end but the user only
> > selects 5 of them or may be 2 or all 10.
>
> > How should I build by query so it takes all the valid inputs.
>
> > One way is so use a set of if...else. But is there any other
> > alternative?
> > Can I use case statement here? Can I achieve this in a single
> > statement?
>
> > Any help would be appreciated.
>
> > We are using Oracle 9i.
>
> > TIA
>
> You are a bit vague, aren't you? What are these inputs? Numbers?
> Dates? Or just varchar2s?
> Simple literals?
> When varchar2s, just <column> like yourinput||'%' works quite nicely
> even if the input is null.
> Further than that adding a dummy clause like '1=1' makes sure you
> don't have to worry about unconstrained queries.
>
> --
> Sybrand Bakker
> Senior Oracle DBA- Hide quoted text -
>
> - Show quoted text -
These inputs are in combinations that is vachars, number, date.
Received on Thu Jun 07 2007 - 08:23:41 CDT
