Question On Aggregate Statement

Jul 23, 2005

I have a location table that contains all North American zip codes, the
city, county, state etc.. each record has a GUID. My problem is that
several places in the US you will have a single city and zip code that
crosses a county line. So if you need to match this table to another
in a select statement using the zip and city you can pull 2 records
that are duplicated for everything except the county.

Now for my use I don't care about the county, only want 1 record but I
need one of the 2 guids that is generated by this select statement and
really don't care which one.

The only way that I can think to do this is by grouping on the zip and
city. My problem is that I need to grab one of the GUIDs and it is not
permissible to use an aggregate on one a GUID.

I really don't want to have to pull the county in to match to this
table as it is not really a relevant field for what I am doing and it
would cause several hours of additional work to the front end entry
screen. Also unfortunately the data in my table needs to remain as it
is because it is linked with sales tax rate tables.
And yes 2 people might be the same city and zip code, maybe even next
door neighbors, but being in different counties they might pay
different sales tax rates.

Any ideas?

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Aggregate Function In SQL Statement.

May 6, 2008

Hello,

I want to count how many occurences their is of each date that is returned by my sql query. I am not sure how to add the aggregate function code to my query I know how to just tell it to count all records, but not to tell it to count for each group of dates. For example I want it to count how many times 5/6/08 shows up in the returned results and so on. Here is my query I currently have. Any help would be greatly appreciated! Thanks!

The enc_timestamp is my date field.

Select a.template_id, a.enc_timestamp, a.created_by, b.first_name, b.last_name, b.last_name +', ' + b.first_name as fullname
From template_audit a
Join user_mstr b on a.created_by = b.user_id
GROUP BY a.template_id, a.enc_timestamp, a.created_by,b.first_name, b.last_name
Having a.template_id IN (543,3172,3031,3030,3134,3135,3171,1401,1937,3985,3173,2320,57,849,1775,1400,1747,3695,3957,3750,3954,3027,3241)
ORDER BY a.enc_timestamp, b.first_name, b.last_name;

Thanks in advance,
Sherri

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Aggregate May Not Appear In An UPDATE Statement

Aug 20, 2007

I am trying to update a field in a table with the most recent event_date. However, I am receiving the following error:


Msg 157, Level 15, State 1, Line 1

An aggregate may not appear in the set list of an UPDATE statement.

My code appears below:

----------------

update mraOI

set mraOI.event_history_key = eh.event_history_key,

mraOI.event_date = MAX(eh.event_date),

mraOI.event_time = eh.event_time,

mraOI.event_type_key = eh.event_type_key,

mraOI.item_key = eh.item_key,

mraOI.associated_item_ke = eh.associated_item_ke

FROM reports.MedRecActionOI mraOI INNER JOIN

srm.EVENT_HISTORY eh ON mraOI.CC_episode_key = eh.item_key
-----------------


Can someone suggest a better method or a work around?

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Aggregate Function For Select Statement Result?

Oct 19, 2004

Ok, for a bunch of cleanup that i am doing with one of my Portal Modules, i need to do some pretty wikid conversions from multi-view/stored procedure calls and put them in less spid calls.

currently, we have a web graph that is hitting the sql server some 60+ times with data queries, and lets just say, thats not good. so far i have every bit of data that i need in a pretty complex sql call, now there is only one thing left to do.

Problem:
i need to call an aggregate count on the results of another aggregate function (sum) with a group by.

*ex: select count(select sum(Sales) from ActSales Group by SalesDate) from ActSales


This is seriously hurting me, because from everything i have tried, i keep getting an error at the second select in that statement. is there anotherway without using views or stored procedures to do this? i want to imbed this into my mega sql statement so i am only hitting the server up with one spid.

thanks,
Tom Anderson
Software Engineer
Custom Business Solutions

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SQL Server 2014 :: How To Get A Pivot Statement Without Aggregate

Jun 11, 2014

I want to pivot a table something like this .I pivoted it successfully but the results are not correct.

Here is the example :

install-Name Fiscal year Question Answer
Washington 2010 what is the reason for install? tttttt ggg yttt o
washington 2010 reason id 12345
washington 2010 install start date 10/10/2010
washington 2010 install end date 10/12/2010
washington 2010 install status successfull

[code]....

I want the above data to get pivoted like this

Install-name | Fiscal year |what is the reason for install? | reason id | install start date | install end date |
install status |Do you feel the install is incomplete? | Is the expiration of 90 days exceeded? |

washington | 2010 | tttttt ggg yttt o | 12345 | 10/10/2010 | 10/12/2010 |
successful | | |
washington | 2010 | trtbnbthwgt hrgthjrt | - | 12/3/2010 | 12/8/2010 |
| | |
washington | 2011 | sbjeh dhebwdh dbjw | 345 | 10/10/2010 | 10/12/2010 |
successful | No | Yes ,but b b b b |

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SQL Server 2008 :: Aggregate In Update Statement

Apr 16, 2015

I'm getting the following error message 'An aggregate may not appear in the set list of an UPDATE statement' What is the proper way to carry out an update on aggregates?

My code is below:

t1.TotalTest1 = coalesce(Sum(t2.AmountTest1), 0.00),
t1.TotalTest2 = coalesce(Sum(t2.AmountTest2), 0.00),
t1.TotalTest3 = coalesce(Sum(t2.AmountTest3), 0.00),
t1.TotalTest4 = coalesce(Sum(t2.AmountTest4), 0.00),

from #tbl_CHA t1
inner join

[Code] ....

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Transact SQL :: How To Turn Select Aggregate Function Statement Into A Variable

May 26, 2015

I tend to learn from example and am used to powershell. If for instance in powershell I wanted to get-something and store it in a variable I could, then use it again in the same code. In this example of a table order items where there are order_num, quantity and item_prices how could I declare ordertotal as a variable then instead of repeating it again at "having sum", instead use the variable in its place?

Any example of such a use of a variable that still lets me select the order_num, ordertotal and group them etc? I hope to simply replace in the "having section" the agg function with "ordertotal" which bombs out.

select order_num, sum(quantity*item_price) as ordertotal
from orderitems
group by order_num
having sum(quantity*item_price) >=50
order by ordertotal;

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Transact SQL :: Adding Case When Statement With Group By Query Doesn't Aggregate Records

Aug 28, 2015

I have a a Group By query which is working fine aggregating records by city.  Now I have a requirement to focus on one city and then group the other cities to 'Other'.  Here is the query which works:

Select [City]= CASE WHEN [City] = 'St. Louis' THEN 'St. Louis' ELSE 'Other Missouri City' END, SUM([Cars]) AS 'Total Cars' 
From [Output-MarketAnalysis]
Where [City] IN ('St. Louis','Kansas City','Columbia', 'Jefferson City','Joplin') AND [Status] = 'Active'
Group by [City]

Here is the result:

St. Louis 1000
Kansas City 800
Columbia 700
Jefferson City 650
Joplin 300

When I add this Case When statement to roll up the city information it changes the name of the city to 'Other Missouri City' however it does not aggregate all Cities with the value 'Other Missouri City':

Select [City]= CASE WHEN [City] = 'St. Louis' THEN 'St. Louis' ELSE 'Other Missouri City' END, SUM([Cars]) AS 'Total Cars' 
From [Output-MarketAnalysis]
Where [City] IN ('St. Louis','Kansas City','Columbia', 'Jefferson City','Joplin') AND [Status] = 'Active'
Group by [City]

Here is the result:

St. Louis 1000
Other Missouri City 800
Other Missouri City 700
Other Missouri City 650
Other Missouri City 300

What I would like to see is a result like:

St. Louis 1000
Other Missouri City 2450

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Cannot Perform An Aggregate Function On An Expression Containing An Aggregate Or A Subquery.

Oct 19, 2007

Can any1 tell me why i am getting an error


SELECT DISTINCT

--p.voucher,

--p.amount,

p.siteID,

b.siteID,

SUM((round(b.total,2,2)) - SUM(round(p.amount,2,2))) AS OutStandingBalance,

SUM((round(b.total,2,2)) - SUM(round(p.amount,2,2))) AS CashCheque,

SUM((round(b.total,2,2)) - SUM(round(p.amount,2,2))) AS Vouchers

FROM

BillingTotal b,

Payment p

--WHERE

-- s.sitename=@cmb1

--AND p.siteid = s.siteid

-- p.voucher = 0

-- p.voucher = 1

GROUP BY p.siteID,b.siteID



Msg 130, Level 15, State 1, Line 1

Cannot perform an aggregate function on an expression containing an aggregate or a subquery.

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Analysis :: Calculated Member From Aggregate And Non-aggregate Factors

Sep 22, 2015

I have 2 Dimensions in SSAS (see below end), I want to create a calculated member, named

This_Year_Billable_Objective_Count, with its formula = BillableLastYear*(100+ BillableObjective)/100.

The first factor,  BillableLastYear is a number, aggregated (sum) from child units.

The second factor,  BillableObjective is a percent number (for example 28 means 28%), it's not aggregate. It's an dependent value for each unit.

How can I calculate This_Year_Billable_Objective_Count for each unit?

\ able 1
SELECT [UnitKey]
      ,[UnitID]
      ,[UnitName]
      ,[Unit2Name]
      ,[Unit3Name]
      ,[Unit4Name]

[Code] .....

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How To Aggregate A Column That Was Itself An Aggregate

Jul 15, 2005

I have a column that has an expression with a runningvalue in it, a "Carrying Cost" for each month. I need to create another column that aggregates the monthly Cost. I can't to do a Runningvalue on the Runingvalue. I can't even do a Sum on the Runningvalue.

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Using Aggregate

Mar 24, 2008

I have a table that has 4 colums (id,projectno,date,price)
i want to make a select that returns the sum per project no
i used this query
select projectno,sum(pice) as sum
from supplier
group by projectno

but i want to include additional columns like id and date for the result
but its giving this message:
Column 'supplier.id' is invalid in the select list because it is not contained in either an aggregate function or the GROUP BY clause.

is there a better way to do so without joining the main table with the upper select query?
Best Regards

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Aggregate On An Aggregate

Sep 25, 2007



I need to get the sum of a field that already has an aggregate function (MAX) performed on it. I am using the following query





Code Snippet
SELECT "tI"."ItemID", MAX("vSS"."ShortDesc") "Short Description",
MAX("tPCT"."FreezeQty") "Freeze Qty", SUM("vSS"."QtyOnHand") "Current Qty",
"tPCT"."BatchKey"
FROM ("vSS" "vSS"
INNER JOIN "tI" "tI"
ON "vSS"."ItemKey"="tI"."ItemKey")
LEFT OUTER JOIN "tPCT" "tPCT"
ON "vSS"."ItemKey"="tPCT"."ItemKey"
WHERE "vSS"."ItemID" = '3002954'
GROUP BY "tI"."ItemID", "tPCT"."BatchKey"



It yields the following results













ItemID
Short Description
Freeze Qty
Current Qty
BatchKey

3002954
SET, WRENCH HEX METRIC
-33
129
42221

3002954
SET, WRENCH HEX METRIC
51
129
42244

3002954
SET, WRENCH HEX METRIC
-31
129
42250




I need to SUM the maximum freeze quantity values per item ID. Therefore for this record, I need the following results:

3002954 SET, WRENCH HEX METRIC -13 129

Can this be done via a subquery? Any assistnance would be greatly appreciated?

Thanks,
DLee

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Help With Aggregate Query - Can't Get It Right!!

Jun 17, 2007

Hi,
I have we have a client who gives their invoices in a flat file format, we import it into a SQL Server table.
Nothing is normalized – everything is repeated in every record. The fields are:
customerNumberInvoice_numberPO_numberQtyDescriptionLine_numberLine_totalFreightTaxInvoice_date
So an if an order has 10 line items, the header information (invoice number, PO number, ivoice date) are repeated on each of the lines
I am writing a query to show the following
Order number, Invoice total, Date
select invoice_no, sum(line_total + freight + tax) as invoiceTotal, customerNumber, Invoice_date from invoices  group by invoice_no, Invoice, customerNumber
This works great -  for each invoice I get the invoice number, InvoiceTotal, and Date
Then I was asked to add the PO Number – this is where I can’t get it right.
When I added “PO_number� to the query, I got two lines for each invoice
select invoice_no, sum(line_total + freight + tax) as invoiceTotal, customerNumber, Invoice, PO_number from invoices  group by invoice_no, Invoice, Sold_To_Cust_No, PO_number 
Please help - I need to end up with: invoice_no, invoiceTotal, customerNumber, Invoice_date and PO_number (sequence does not matter)
Thanks

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Aggregate Query Help

Dec 21, 2007

I am attempting to wrie a query that will return aggregate totals from two different tables. The problem is that the TotalForecast totals are way to high. How do I write a query to obtain the correct totals?Table 1 - dbo.QM_ResultsColumns - dbo.QM_Results.Special8, dbo.QM_Results.SessionName, dbo.QM_Results.PersonNumberTable 2 - dbo.PM_ForecastViewColumns - dbo.PM_ForecastView.Hierarchy, dbo.PM_ForecastView.ForecastSelect substring(dbo.QM_Results.Special8,0,6) AS Hierarchy, substring(dbo.QM_Results.SessionName,0,11) As CourseCode,count(dbo.QM_Results.PersonNumber) TotalAssociates,sum(dbo.PM_ForecastView.Forecast) TotalForecastFrom dbo.QM_Results INNER JOIN dbo.PM_ForecastView ON dbo.PM_ForecastView.Hierarchy = substring(dbo.QM_Results.Special8,0,6)where SessionMid in ('96882139', '23620891', '45077427', '29721437')AND substring(dbo.QM_Results.Special8,0,6) in ('EZHBA')Group By substring(dbo.QM_Results.Special8,0,6),substring(dbo.QM_Results.SessionName,0,11)Sample of data returned with my current query.Hierarchy CourseCode TotalAssociates TotalForecastEZHBA CARD167200 1179 141480EZHBA CARD167201 1416 169920EZHBA CARD167202 1119 134280EZHBA CARD167204 99 11880Results when I run aggregate query separatelyActual Total takenHierarchy CourseCode TotalTakenEZHBA CARD167200 393EZHBA CARD167201 472EZHBA CARD167202 373EZHBA CARD167204 33Forecasted Total takenHierarchy CourseCode ForecastEZHBA CARD167200 999EZHBA CARD167201 900EZHBA CARD167202 800EZHBA CARD167204 800

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Aggregate Function

Feb 21, 2008

Does anyone know how to make a query and use an aggregate function?   This is my current code...any help would be great. 
"SELECT tblTopic.Topic_ID, tblTopic.Subject, MAX(tblThread.Message_date) AS MessageDate, tblThread.Message FROM (tblThread INNER JOIN tblTopic ON tblThread.Topic_ID = tblTopic.Topic_ID) WHERE (tblThread.Message_Date LIKE '%' + @fldGenus + '%' GROUP BY tblTopic.Topic_ID, tblTopic.Subject, tblThread.Message">
Also, How can i limit the query to only bringing up 5 records?
 I'm trying to get a datagrid to show the 5 most recent forum posts for a particular category. 
Thanks.

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Aggregate Functions

May 14, 2008

I have a table that is used for employee evaluations.  There are six questions that are scored either 1, 2, 3, 4, or 5.  I want to tally the responses on a page, but I wonder if I can do it without 35 separate calls to the database (I also want to get the average response for each question).  I know I can do  "SELECT  COUNT(intWorkQuality) AS Qual1 FROM dbo.Summer_Project_Req WHERE intWorkQuality = '1' " and then "SELECT  COUNT(intWorkQuality) AS Qual2 FROM dbo.Summer_Project_Req WHERE intWorkQuality = '2' " and so on.  But can I somehow do the aggregating at the page level, and just refer back to a datasource that uses a generic statement like "SELECT intWorkQuality, intDepend, intAnalyze, intWrite, intOral, intCompatibility FROM dbo.Summer_Project_Req"?  If I can, I am not sure what type of control would be best to use or what syntax to use to write the code-behind. I would like the results to be displayed in a grid format. Thanks in advance for your help.

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Aggregate Bitwise OR

Dec 4, 2003

I was doing a SUM on my returned rows and i found that what i really want is an aggregate bitwise OR on all the returned rows. Do you know what's the function for that?

Thank you

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Aggregate Sum Query, Need Help

Jul 11, 2005

I have two tables tb1 with item and qtyOnHand and a second table tb2 with item and qtyOrdered I am trying without success to make this happen;select sum (onHand-Ordered) from (select sum (qtyOnHand) from tb1 where item = RD35 group by item) as onHand, (select sum (qtyOrdered) from tb2 where item = RD35 group by item) as OrderedI kind of gathered it would work based on this http://weblogs.asp.net/jgalloway/archive/2004/05/19/135358.aspxI have also tried this;select tb1.item from (select sum (qtyOnHand) from tb1 where item = RD35 group by item) as onHand, (select sum (qtyOrdered) from tb2 where item = RD35 group by item) as Ordered, sum (onHand-Ordered) as available from tb1 where tb1.item = RD35Any ides, there are multiple rows of each item in each table tb1 is inventory with several different locations and tb2 is an orders table.

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Stream Aggregate

Jul 24, 2001

What I'm trying to solve:
I have an application that generates SQL queries, and sometimes uses
DISTINCT where the result set has no dupe rows. In terms of database
resources, I'm trying to figure out if it's worth it to change to app to be
smart enough to not use DISTINCT where it won't serve any purpose, or
whether to let it do the DISTINCT and save added complexity to the query
building application. I.e. what is the cost of DISTINCT where there are no
dupe rows?

What I want to know:
Can someone explain how the stream aggregate operator actually goes about
doing its work?

Does this always create a temp table for sorting and discarding duplicates
(for DISTICNT)? If the answer is "no or sometimes", how does it do so in
the case where a temp table is not involved? I noticed the the estimated
I/O for this operator was zero for some queries I wrote agains pubs. Does
this mean that the optimizer believes the temp table needed will fit
in-memory and creates it in-memory? Or does the estimated I/O figure not
included disk writes for work tables?

tia for any info
Bill

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Aggregate Navigator

Jan 20, 2000

Hello,

I was told that on Oracle there's something called an Aggregate Navigator which should be capable of changing the table you're addressing in a query to another table (with aggregate data) and in this way optimize performance in a data warehousing environment.

Is there anything similar in MS SQL Server?

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Use Aggregate Values

Jun 6, 2003

Hi all,

I have a table with the following fields:

carrier,calc_date,ind_id,rcf

I need to run a query to get the following result(by carrier and for each calc_date, calculate the percentage of all individuals who have rcf greater than 0.73):

carrier,calc_date,count of ind with rcf > 0.73, count of all individual, percentage of individuals with rcf's greater than 0.73.

does anyone have an idea of how to achieve that result?

Thanx

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Aggregate Problem

Jun 26, 2002

MS Access provides FIRST and LAST aggregates to select the first and last values from a group.

These aggregates apparently do not exist in TSQL.

I am after a workaround for the lack of these aggregates.

Any advice would be appreciated.

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Aggregate Issue

Jan 26, 2008

Hi, I am wanting to query the identifier field via the MAX function.

eg.

need to retrieve the BookID of the greatest Book Price


Code:


SELECT BookID,MAX(BookPrice)
FROM Book



this errors, with:

Column 'BookID' is invalid in the select list because it is not contained in either an aggregate function or the GROUP BY clause.

I realise there are other ways such as referencing back on the same table eg.


Code:


SELECT BookID FROM Book WHERE BookPrice = (SELECT MAX(BookPrice) FROM Book)



but was hoping would be a more direct way, is there a specific direct use of MAX for this purpose or another SQL command?

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Qualifying What Goes In An Aggregate

Jun 15, 2006

Greetings!

I'm hoping for a little insight for a novice.

Here's what I have:

1 table that looks like this...


Code:


rep_id answer
1 2
1 1
2 1
3 0
3 1
3 1
4 2




What I want is a recordset returned as ... (columns that tally the 1s and 2s respectively with the rep's id#)


Code:


rep_id total1 total2
1 1 1
2 1 0
3 2 0
4 0 1




What I can do so far is get individual recordsets returned for either total1 or total2 but not together.

Here's what I'm using for these...


Code:


SELECT rep_id, COUNT(answer) as total1
FROM myTable
WHERE answer = '1'
GROUP BY rep_id



and


Code:


SELECT rep_id, COUNT(answer) as total2
FROM myTable
WHERE answer = '2'
GROUP BY rep_id



So how do I form a SQL statement that will combine the 2 columns I have created into 1 joined by the rep_id?


To make it a little stickier there may be some nulls in the existing answers but hopefully that is not going to bung me up.

Any help will be thankfully received!!!

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Aggregate Counting

Aug 17, 2006

Hi,

How can I aggregate a top 5 count across two satellite tables?

e.g. Orders and downloads table each have multiple entries for the same customer ID I would like to count the orders and add them to the downloads count too e.g. 5 orders added to 10 downloads giving 15 as the total for this customer and get a total 'site activity' result which I would like to select the top 5 for.

Any help or pointers would be a great help!

Thanks.

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Last Aggregate Function

Mar 9, 2007

Hello, I need to use last() aggregate function in MS SQL Server 2005 but it is not built in.How to replace this functionality?Thanks.

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Aggregate Function

Apr 3, 2007

I have three tables, tblschedule, tblresource and tblemployeename.
in tblschedule table there are scheduleID, resourceID and employeeID. In tblResource there are ResourceID and ResourceName. In tblemployeename there are EmployeeID, EmployeeFName and EmployeeLame. I want to have a report that show how many times the resource has been reserved by employee. i would like to have a report. Look like the following:

ResourceName EmployeeFName EmployeeLName (Or use EmployeeName) Number of record.

How to write a query? I use asp.net as front end.

Thank for your help.

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The Aggregate For Several Fields In Same Row?

Jun 11, 2007

I need to find an aggregate for several fields in a row
e.g. Max(date1, date2, ..., dateN)

I can pass this to a delimited string,
pass the string to an UDF that returns a table
and run Max(tablefield) on that UDF

Unfortunately I can only get this working for 1 delimited string at a time

Ideally I would want to include the function in a SELECT statement, e.g. something like

SELECT t1.a, dbo.MaxOfFieldValues(t1.d1+','+t1.d2+...+','+t2.dN )
FROM t1

I got it working with the following two udfs, but I am sure visitors here have solved this a bit smarter:


ALTER Function [dbo].[MaxOfFieldValues]
(
@ListOfValues varchar(8000)
, @delimiter varchar(10) = ','
)
RETURNS VARCHAR(8000)
AS
BEGIN
--Need to get the maximum changedate first
--pass the fields as one value (a delimited string)
--and calc the max
declare @result varchar(8000)
declare @remainder varchar(8000)
set @remainder = @ListOfValues
declare @NoOfItems int --items = delimiters +1
SET @NoOfItems = (len(@ListOfValues) - Len(Replace(@ListOfValues,@delimiter,''))/Len(@ListOfValues))+1
declare @counter int
set @counter =1
set @result = dbo.TakePart(@remainder,@delimiter,@counter)
WHILE @counter <= @NoOfItems
BEGIN
set @counter = @counter + 1
IF @result < dbo.TakePart(@remainder,@delimiter,@counter)
BEGIN
SET @result = dbo.TakePart(@remainder,@delimiter,@counter)
END
END
RETURN (@result)
END

ALTER FUNCTION [dbo].[TakePart]
(
@param varchar(8000)
, @delimiter varchar(10)
, @NumPart int
)
RETURNS varchar(8000)
AS
BEGIN
--Note: maybe smarter to whack the delimiter to the end of the string to avoid the IF statement
declare @result varchar(8000)
declare @remainder varchar(8000)
declare @counter int
set @result = ''
set @remainder = @param
set @counter = 1
WHILE @counter < @Numpart
BEGIN
SET @remainder = SUBSTRING(@remainder,CHARINDEX(@delimiter,@remaind er,1)+Len(@delimiter),8000)
SET @counter = @counter +1
END

IF @counter > (len(@param) - Len(Replace(@param,@delimiter,''))/Len(@delimiter))
BEGIN
SET @result = @remainder
END
ELSE
BEGIN
SET @result = LEFT(@remainder,CHARINDEX(@delimiter,@remainder,1) -1)
END

RETURN @result
END


Cheers

Drio

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Regarding Aggregate Conditions ..

Nov 29, 2007

Hai frns small help needed.


I have a table called sample and i have the following requirement. i.e i need sum(credit) group by ssn no.

One special condition is as follows:


For each distinct ssn if "flag" has the same CX value,then out of all the records with the same CX value, the highest "credit" value is added to the sum for that "ssn" and the rest are ignored.
If while adding "credit" to the sum and if "credit" value is equal to zero then "sum" value is used for summing else "credit" value is used.
Can any one help me out in trying this logic. I have tried but i could'nt able embed the conditions inbetween the Sql statetment.

Here is the query is used

select * from sample

idssncreditflagsem
11010C90
21014C93
31014.5C92
41013.5C11
51024.2C33
61030C12


select ssn,flag,sum(case credit when 0 then sem else credit end) as sum from sam2
group by ssn,flag


ssn flag sum_val
101C13.5
103C12.0
102C34.2
101C98.5

The above output is wrong one.


Expected output

101 4.5+3.5=8.0
102 4.2
103 2.0


Any help would be appreciated

Regards,

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Aggregate Comparisons??

Dec 12, 2007

I have implemented a login audit on a particular system which catches the users login details, including their application logon name and NT username.

What I want to do is report on users who have logged on to the software using someone else's workstation (i.e. logged on to more than one workstation).

Here's some sample stuff to play with

DECLARE @logins table (
loginName char(20)
, ntUsername char(25)
, loginDate datetime
)

--Insert test data. Please note that loginName and ntUsername are rarely the same
INSERT INTO @logins (loginName, ntUsername, loginDate)
SELECT 'Amy', 'Amy', '20070101' UNION
SELECT 'Amy', 'Amy', '20070102' UNION
SELECT 'Amy', 'Amy', '20070103' UNION
SELECT 'Bob', 'Bob', '20070101' UNION
SELECT 'Bob', 'Bob', '20070102' UNION
SELECT 'Bob', 'Amy', '20070103' UNION --Bob has logged on using 2 different NT accounts
SELECT 'Cal', 'Cal', '20070102' UNION
SELECT 'Cal', 'Amy', '20070102' UNION --So has cal
SELECT 'Dom', 'Dom', '20070102' UNION
SELECT 'Dom', 'Dom', '20070102'

Any ideas? I just can't think of the logic needed to get what I want.

Any extra info needed - just ask!
Cheers

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Aggregate May Not Appear In WHERE Clause

Feb 10, 2014

This query not start, why?

Code:
[SQL] SELECT
DTZZ,
[NUM],
[ENER],
MAX ([MYDATE]) AS max_date

[Code] .....

[Err] 42000 - [SQL Server]An aggregate may not appear in the WHERE clause unless it is in a subquery contained in a HAVING clause or a select list, and the column being aggregated is an outer reference.

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Aggregate Function MAX

Mar 4, 2004

Hi

I have a query where I need to use an aggregate function MAX in where clause, I know that MAX cannot be used in a Where clause because it is an aggregate function. Can anyone help me out in writing this query?


SELECT * FROM ACCOUNT_REVIEW AR INNER JOIN
QUESTION_RESPONSE ON
AR.Review_ID = QUESTION_RESPONSE.Review_ID
WHERE (MAX(AR.Review_Date) IS NULL)


I need it asap. Thanks in advance,


K

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