jwcolby
jwcolby at colbyconsulting.com
Wed May 27 17:20:22 CDT 2009
Nope, something else going on there. John W. Colby www.ColbyConsulting.com Keith Williamson wrote: > Hey gurus, > > I have a basic question for you. Quite a few times, in the past, I've > used Union Join queries to join different queries into common data. For > instance: > > select [WBS1], [SumOfFeeBillingCurrency] as [BeginFee], 0 as [EndFee] > from [qryReportingBacklogFeeBegin] > > UNION select [WBS1], 0 as [BeginFee], [SumOfFeeBillingCurrency] as > [EndFee] from [qryReportingBacklogFeeEnd]; > > Recently I was testing one.....and discovered that my data result was > not correct. I was thinking that with the union join, if one dataset > did not have matching data, to the other...I would only get one line of > data. Otherwise, I should get two lines....which I then summarized in > another query of this union join. However, I found that I only got data > from the datasets, where the select occurred in BOTH sets...([WBS1], in > the above scenario.) Is that right?? > > Keith Williamson | Associate, Asst. Controller | kwilliamson at rtkl.com > > RTKL Associates Inc. | 901 South Bond St. | Baltimore, MD 21231 > > 410.537.6098 Direct | 410.276.4232 Fax | www.rtkl.com > > > -------------------------------------------------------------------------- > The information contained in this communication is confidential, may be privileged and is intended for the exclusive use of the above named addressee(s). If you are not the intended recipient(s), you are expressly prohibited from copying, distributing, disseminating, or in any other way using any of the information contained within this communication. If you have received this communication in error, please contact the sender by telephone at (410) 537-6000 or by response via e-mail and permanently delete the original email and any copies. >