>>>Yes, it has to be handled differently because of the time part.
>>>
>>>Assuming that lc_bdate and lc_edate are datetimes w/o time part
>>>

>>>...
>>>  WHERE (  Inst_request.ir_orddte >= ?lc_bdate AND Inst_request.ir_orddte < (?lc_edate + 1) ;
>>>...
>>>

>>
>>
>>Thanks Sergey, that worked great!
>
>You're welcome.
>BTW, you can use the same technique with other back ends, if necessary


Cool.