Re: Reading a Sum(field) column in RPGSQLLE

["Gene Burns" <burns.gene@xxxxxxxxx>]

What does CAENVN contain?  What about CAEMVN?

If you are wanting to sum on CAENVN then your source should be
     eval wSql = 'select sum(CAENVN) into ? from ' ....



On Wed, May 21, 2008 at 9:43 AM, Jonathan Mason <
jonathan.mason@xxxxxxxxxxxxxxxx> wrote:

> I am trying to total a an amount on a number of records in a file within
> an RPG program using embedded SQL.
>
> I am building up the SQL statement using:
>
> C* Build the SQL Statement for the current line...
> C                   Eval      wSql = 'select sum(' + %Trim(CAENVN) +
> C                               ') into ? from ' + %Trim(CAEMVN)
>
> C* If selection criteria was passed and it isn't *NONE then add it to
> C* the SQL statement...
> C                   If        CAAGNC <> *Blanks and CAAGNC <> '*NONE'
> C                   Eval      wSql = %Trim(wSql) + ' where ' + CAAGNC
> C                   EndIf
>
> And then preparing and running it using:
>
> C* Now execute the SQL statement...
> C/Exec SQL
> C+ Prepare prpSQL from :wSQL
> C/End-Exec
>
> C/Exec SQL
> C+ Execute prpSQL using :wTotal
> C/End-Exec
>
> However, I am getting an error in the joblog that says:
>
> Token ? was not valid. Valid tokens: : <IDENTIFIER>.
>
> Can anybody tell me what I'm doing wrong?  I thought I had to use
> parameter markers for the variable name.
>
> Thanks
>
> Jonathan
>
>
>
>
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