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<p class=MsoNormal><font size=2 color=blue face=Tahoma><span style='font-size:
10.0pt;font-family:Tahoma;color:blue'>Susan –</span></font></p>
<p class=MsoNormal><font size=2 color=blue face=Tahoma><span style='font-size:
10.0pt;font-family:Tahoma;color:blue'>This is pretty much what my 1<sup>st</sup>
query does.</span></font></p>
<p class=MsoNormal><font size=2 color=blue face=Tahoma><span style='font-size:
10.0pt;font-family:Tahoma;color:blue'>I then have a 2<sup>nd</sup> query that
counts these records for a total count of unique records.</span></font></p>
<p class=MsoNormal><font size=2 color=blue face=Tahoma><span style='font-size:
10.0pt;font-family:Tahoma;color:blue'>What I want to do is only use 1 query
that will return the number ‘3’.</span></font></p>
<p class=MsoNormal><font size=2 color=blue face=Tahoma><span style='font-size:
10.0pt;font-family:Tahoma;color:blue'> </span></font></p>
<p class=MsoNormal><font size=2 color=blue face=Tahoma><span style='font-size:
10.0pt;font-family:Tahoma;color:blue'>Mark</span></font></p>
<p class=MsoNormal><font size=2 color=blue face=Tahoma><span style='font-size:
10.0pt;font-family:Tahoma;color:blue'> </span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>-----Original Message-----<br>
<b><span style='font-weight:bold'>From:</span></b> Susan Harkins
[mailto:harkins@iglou.com] <br>
<b><span style='font-weight:bold'>Sent:</span></b> Wednesday, May 28, 2003
10:59 AM<br>
<b><span style='font-weight:bold'>To:</span></b> accessd@databaseadvisors.com<br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: [AccessD] Count of
Unique Records</span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'> </span></font></p>
<div>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Sure. </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:.5in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>SELECT Count(field)</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>FROM datasource</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>GROUP BY field</span></font></p>
</div>
<blockquote style='border:none;border-left:solid black 1.5pt;padding:0in 0in 0in 4.0pt;
margin-left:3.75pt;margin-top:5.0pt;margin-right:0in;margin-bottom:5.0pt'>
<div>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>----- Original Message ----- </span></font></p>
</div>
<div style='font-color:black'>
<p class=MsoNormal style='margin-left:.5in;background:#E4E4E4'><b><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial;font-weight:bold'>From:</span></font></b><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> <a
href="mailto:MarkBoyd@mcbeeassociates.com" title="MarkBoyd@mcbeeassociates.com">Mark
Boyd</a> </span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:.5in'><b><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial;font-weight:bold'>To:</span></font></b><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> <a
href="mailto:AccessD@databaseadvisors.com" title="AccessD@databaseadvisors.com">AccessD@databaseadvisors.com</a>
</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:.5in'><b><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial;font-weight:bold'>Sent:</span></font></b><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> Wednesday,
May 28, 2003 10:35 AM</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:.5in'><b><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial;font-weight:bold'>Subject:</span></font></b><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'> [AccessD]
Count of Unique Records</span></font></p>
</div>
<div>
<p class=MsoNormal style='margin-left:.5in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'> </span></font></p>
</div>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>I have a table with the following
records:</span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>John</span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>John</span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>Bill</span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>Bob</span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'> </span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>I need to find out how many unique
records there are.</span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>My current approach is 1 query
grouping the above table.</span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>Then, I get a count of grouped
records with a 2<sup>nd</sup> query.</span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'> </span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>Is there a way to avoid using 2
queries for this?</span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>The above is obviously an
example. The table actually holds thousands and thousands of records.</span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'> </span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>Thanks,</span></font></p>
<p class=MsoAutoSig style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>Mark Boyd</span></font></p>
<p class=MsoAutoSig style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>Sr. Systems Analyst</span></font></p>
<p class=MsoAutoSig style='margin-left:.5in'><font size=2 face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma'>McBee Associates, Inc.</span></font></p>
<p class=MsoNormal style='margin-left:.5in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'> </span></font></p>
<div class=MsoNormal align=center style='margin-left:.5in;text-align:center'><font
size=3 face="Times New Roman"><span style='font-size:12.0pt'>
<hr size=2 width="100%" align=center>
</span></font></div>
<p class=MsoNormal style='margin-left:.5in'><font size=3 face="Times New Roman"><span
style='font-size:12.0pt'>_______________________________________________<br>
AccessD mailing list<br>
AccessD@databaseadvisors.com<br>
http://databaseadvisors.com/mailman/listinfo/accessd<br>
Website: http://www.databaseadvisors.com</span></font></p>
</blockquote>
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