Count in SQL Server table - sql

I'm using the following SQL query:
select
FilteredSystemUser.systemuserid,
FilteredPhoneCall.regardingobjectid
from
FilteredPhoneCall
Inner Join
FilteredSystemUser on FilteredSystemUser.systemuserid in (FilteredPhoneCall.createdby)
Inner Join
FilteredLead on FilteredLead.leadid = FilteredPhoneCall.regardingobjectid
where
DateDiff(d, FilteredPhoneCall.createdon, GETDATE()) = 0
and FilteredLead.statecode = 0
and FilteredLead.ownerid = FilteredSystemUser.systemuserid
and FilteredPhoneCall.statecode = '1'
and FilteredPhoneCall.regardingobjecttypecode = 4
and FilteredPhoneCall.createdby in ('c2dd1ddc-0374-e611-80dc-00155d3d1992', '53cfbe3a-a09a-e611-80df-00155dce24d0')
and get the following output
Here I have two entries in regardingid 97C29D24-BEE2-E611-80F1-00155DCE24EF,091B1CAB-C2E2-E611-80F1-00155DCE24EF against same system user.so i need to consider this as single entry and get the count other than this the both system users having another two ids.
I expect the above output

To get count of distinct values of a column reference here...
SQL: Count distinct values from one column based on multiple criteria in other columns
For your case, try this:
select
FilteredSystemUser.systemuserid,
Count(DISTINCT FilteredPhoneCall.regardingobjectid ) as NoofCall
from
FilteredPhoneCall
Inner Join
FilteredSystemUser on FilteredSystemUser.systemuserid in (FilteredPhoneCall.createdby)
Inner Join
FilteredLead on FilteredLead.leadid = FilteredPhoneCall.regardingobjectid
where
DateDiff(d, FilteredPhoneCall.createdon, GETDATE()) = 0
and FilteredLead.statecode = 0
and FilteredLead.ownerid = FilteredSystemUser.systemuserid
and FilteredPhoneCall.statecode = '1'
and FilteredPhoneCall.regardingobjecttypecode = 4
and FilteredPhoneCall.createdby in ('c2dd1ddc-0374-e611-80dc-00155d3d1992', '53cfbe3a-a09a-e611-80df-00155dce24d0')
Group by FilteredSystemUser.systemuserid

TRY THIS
;with CTE
AS (
select
FilteredSystemUser.systemuserid,
FilteredPhoneCall.regardingobjectid
from
FilteredPhoneCall
Inner Join
FilteredSystemUser on FilteredSystemUser.systemuserid in (FilteredPhoneCall.createdby)
Inner Join
FilteredLead on FilteredLead.leadid = FilteredPhoneCall.regardingobjectid
where
DateDiff(d, FilteredPhoneCall.createdon, GETDATE()) = 0
and FilteredLead.statecode = 0
and FilteredLead.ownerid = FilteredSystemUser.systemuserid
and FilteredPhoneCall.statecode = '1'
and FilteredPhoneCall.regardingobjecttypecode = 4
and FilteredPhoneCall.createdby in ('c2dd1ddc-0374-e611-80dc-00155d3d1992', '53cfbe3a-a09a-e611-80df-00155dce24d0') )
select count(CTE.systemuserid) as myCOUNT,CTE.systemuserid,CTE.regardingobjectid from CTE
group by CTE.systemuserid,CTE.regardingobjectid

You can use count() and group by to achive this.
select COUNT(DISTINCT FilteredPhoneCall.regardingobjectid ) as NoofCall
,FilteredSystemUser.systemuserid
from FilteredPhoneCall
inner Join FilteredSystemUser
on FilteredSystemUser.systemuserid in(FilteredPhoneCall.createdby)
Join FilteredLead
on FilteredLead.leadid = FilteredPhoneCall.regardingobjectid
where DateDiff(d, FilteredPhoneCall.createdon, GETDATE()) = 0
and FilteredLead.statecode = 0 and FilteredLead.ownerid = FilteredSystemUser.systemuserid
and FilteredPhoneCall.statecode = '1' and FilteredPhoneCall.regardingobjecttypecode = 4
and FilteredPhoneCall.createdby in ('c2dd1ddc-0374-e611-80dc-00155d3d1992','53cfbe3a-a09a-e611-80df-00155dce24d0')
and FilteredSystemUser.systemuserid in ('c2dd1ddc-0374-e611-80dc-00155d3d1992','53cfbe3a-a09a-e611-80df-00155dce24d0')
GROUP BY FilteredSystemUser.systemuserid

Related

SQL Update with AVG of Joined Tables

I'm trying to update the supplier lead time in a table by calculating the difference between date of order and stock receipt date....
UPDATE cr_accs
SET cr_accs.leadtime = Avg(Datediff(day, purchord_hdr.orderdate,
stock_trans.transdate))
FROM stock_items
INNER JOIN stock_trans
ON stock_trans.stockcode = stock_items.stockcode
INNER JOIN purchord_hdr
ON purchord_hdr.seqno = stock_trans.ref1
WHERE cr_accs.accno = purchord_hdr.accno
AND stock_trans.location = 1
AND stock_trans.ref2 = 'RECEIPT'
AND purchord_hdr.orderdate >= Dateadd(day, Datediff(day, 0, Getdate()),-730)
AND stock_items.isactive = 'Y'
AND stock_items.bincode NOT IN ( 'OIO', 'CON' )
However I'm getting an error
An aggregate may not appear in the set list of an UPDATE statement
I've seen other solutions where you would change the query to:
UPDATE cr_accs
SET cr_accs.leadtime = h.calc_lead_time
FROM (SELECT AVG(DATEDIFF(day, purchord_hdr.orderdate, stock_trans.transdate)) AS calc_lead_time
FROM stock_items
INNER JOIN stock_trans
ON stock_trans.stockcode = stock_items.stockcode
INNER JOIN purchord_hdr
ON purchord_hdr.seqno = stock_trans.ref1
INNER JOIN cr_accs
ON cr_accs.accno = purchord_hdr.accno
WHERE cr_accs.accno = purchord_hdr.accno
AND stock_trans.location = 1
AND stock_trans.ref2 = 'RECEIPT'
AND purchord_hdr.orderdate >= Dateadd(day, Datediff(day, 0, Getdate()),-730)
AND stock_items.isactive = 'Y'
AND stock_items.bincode NOT IN ( 'OIO', 'CON' ) ) h
However this is not the solution for me as it doesn't define that the lead time is unique to each supplier...
It may be helpful to point out that each supplier is identified by cr_accs.accno
Any ideas please?
You can also do what you want using a correlated subquery, which might be what you were trying to do:
UPDATE cr_accs
SET cr_accs.leadtime =
(SELECT AVG(DATEDIFF(day, p.orderdate, st.transdate)) AS calc_lead_time
FROM stock_items si JOIN
stock_trans st
ON st.stockcode = si.stockcode JOIN
purchord_hdr p
ON p.seqno = st.ref1
WHERE cr_accs.accno = p.accno AND
st.location = 1 AND
st.ref2 = 'RECEIPT' AND
p.orderdate >= Dateadd(day, Datediff(day, 0, Getdate()), -730) AND
si.isactive = 'Y' AND
si.bincode NOT IN ( 'OIO', 'CON' )
);
I introduced table aliases so the query is easier to write and to read.
SQL Server also gives you the ability to express this using APPLY:
UPDATE a
SET a.leadtime = p.calc_lead_time
FROM cr_accs a CROSS APPLY
(SELECT AVG(DATEDIFF(day, p.orderdate, st.transdate)) AS calc_lead_time
FROM stock_items si JOIN
stock_trans st
ON st.stockcode = si.stockcode JOIN
purchord_hdr p
ON p.seqno = st.ref1
WHERE a.accno = p.accno AND
st.location = 1 AND
st.ref2 = 'RECEIPT' AND
p.orderdate >= Dateadd(day, Datediff(day, 0, Getdate()), -730) AND
si.isactive = 'Y' AND
si.bincode NOT IN ( 'OIO', 'CON' )
) p;
Try this join of the table to the query:
UPDATE c
SET c.leadtime = h.calc_lead_time
FROM cr_accs c
INNER JOIN (
SELECT purchord_hdr.accno,
AVG(DATEDIFF(day, purchord_hdr.orderdate, stock_trans.transdate)) AS calc_lead_time
FROM stock_items
INNER JOIN stock_trans ON stock_trans.stockcode = stock_items.stockcode
INNER JOIN purchord_hdr ON purchord_hdr.seqno = stock_trans.ref1
WHERE stock_trans.location = 1
AND stock_trans.ref2 = 'RECEIPT'
AND purchord_hdr.orderdate >= Dateadd(day, Datediff(day, 0, Getdate()),-730)
AND stock_items.isactive = 'Y'
AND stock_items.bincode NOT IN ('OIO', 'CON')
GROUP BY purchord_hdr.accno
) h ON h.accno = c.accno
I assume (by your code and the error message) that you are using SQL Server.

Joining two queries to one table and substracting values

i need to put those two output values (Add_sum and Minus_sum) to one table and subtract them (Add_sum - Minus_sum) and show this value.
I tried many other options, subqueries etc but could not get it to work.
Query 1:
SELECT I.ItemCode, COUNT(H.TransactionTypeID) AS ADD_Sum
FROM inMoveHd AS H INNER JOIN
inMoveLn AS L ON L.InvMoveID = H.InvMoveID INNER JOIN
inItem AS I ON I.ItemID = L.ItemID INNER JOIN
inTransactionType AS T ON H.TransactionTypeID = T.TransactionTypeID
WHERE (T.TransactionSign = 1)
GROUP BY I.ItemCode
Query 2:
SELECT I.ItemCode, COUNT(H.TransactionTypeID) AS Minus_Sum
FROM inMoveHd AS H INNER JOIN
inMoveLn AS L ON L.InvMoveID = H.InvMoveID INNER JOIN
inItem AS I ON I.ItemID = L.ItemID INNER JOIN
inTransactionType AS T ON H.TransactionTypeID = T.TransactionTypeID
WHERE (T.TransactionSign = -1)
GROUP BY I.ItemCode
Use case expressions to do conditional aggregation:
SELECT I.ItemCode,
COUNT(case when T.TransactionSign = 1 then H.TransactionTypeID end) AS ADD_Sum,
COUNT(case when T.TransactionSign = -1 then H.TransactionTypeID end) AS Minus_Sum
FROM inMoveHd AS H INNER JOIN
inMoveLn AS L ON L.InvMoveID = H.InvMoveID INNER JOIN
inItem AS I ON I.ItemID = L.ItemID INNER JOIN
inTransactionType AS T ON H.TransactionTypeID = T.TransactionTypeID
WHERE (T.TransactionSign = -1 or T.TransactionSign = 1)
GROUP BY I.ItemCode
I think that you are looking for conditional aggregation:
SELECT
I.ItemCode,
SUM(CASE WHEN T.TransactionSign = 1 THEN 1 ELSE 0 END) AS Add_Sum,
SUM(CASE WHEN T.TransactionSign = -1 THEN 1 ELSE 0 END) AS Minus_Sum,
SUM(T.TransactionSign) difference
FROM
inMoveHd AS H INNER JOIN
inMoveLn AS L ON L.InvMoveID = H.InvMoveID INNER JOIN
inItem AS I ON I.ItemID = L.ItemID INNER JOIN
inTransactionType AS T ON H.TransactionTypeID = T.TransactionTypeID
WHERE T.TransactionSign IN (-1, 1)
GROUP BY I.ItemCode

SUM RESULTS OF CASE STATEMENTS

I've this query working fine. I need to have the sum of the column "piedini". Can you help me to undestand how to do? I obtain X row for each "Lunghezza" (lenght) that the query find. I'm not interested to this field but only to the sum o column "piedini" created from the CASE SUM.
SELECT
EXTRAMAG.PRS_LUNGHEZZA,SUM(RIGHEDOCUMENTI.QTAGEST) AS TAVOLI, CASE WHEN EXTRAMAG.PRS_LUNGHEZZA < '2000' THEN SUM(RIGHEDOCUMENTI.QTAGEST)*4 ELSE SUM(RIGHEDOCUMENTI.QTAGEST)*6 END AS PIEDINI
FROM dbo.TESTEDOCUMENTI
INNER JOIN dbo.ANAGRAFICACF
ON CODCLIFOR=CODCONTO
INNER JOIN dbo.RIGHEDOCUMENTI
ON PROGRESSIVO=IDTESTA AND TOTNETTORIGA <>'0' AND RIGHEDOCUMENTI.DESCRIZIONEART LIKE '%TAVOL%'
INNER JOIN dbo.EXTRAMAG
ON RIGHEDOCUMENTI.CODART=EXTRAMAG.CODART
LEFT JOIN .dbo.ANAGRAFICAAGENTI
ON CODAGENTE=CODAGENTE1
LEFT JOIN dbo.TABPAGAMENTI
ON CODPAGAMENTO = CODICE
WHERE dbo.TESTEDOCUMENTI.DOCCHIUSO = '0' AND dbo.TESTEDOCUMENTI.BLOCCATO = '0' AND dbo.TESTEDOCUMENTI.TIPODOC = 'ORC' AND TESTEDOCUMENTI.DATACONSEGNA BETWEEN DATEADD(DAY, -60, GETDATE()) AND GETDATE()
GROUP BY EXTRAMAG.PRS_LUNGHEZZA
Try the below :
select sum(PIEDINI) from (
SELECT XTRAMAG.PRS_LUNGHEZZA,SUM(RIGHEDOCUMENTI.QTAGEST) AS TAVOLI, CASE WHEN EXTRAMAG.PRS_LUNGHEZZA < '2000' THEN SUM(RIGHEDOCUMENTI.QTAGEST)*4 ELSE SUM(RIGHEDOCUMENTI.QTAGEST)*6 END AS PIEDINI
FROM dbo.TESTEDOCUMENTI
INNER JOIN dbo.ANAGRAFICACF
ON CODCLIFOR=CODCONTO
INNER JOIN dbo.RIGHEDOCUMENTI
ON PROGRESSIVO=IDTESTA AND TOTNETTORIGA <>'0' AND RIGHEDOCUMENTI.DESCRIZIONEART LIKE '%TAVOL%'
INNER JOIN dbo.EXTRAMAG
ON RIGHEDOCUMENTI.CODART=EXTRAMAG.CODART
LEFT JOIN .dbo.ANAGRAFICAAGENTI
ON CODAGENTE=CODAGENTE1
LEFT JOIN dbo.TABPAGAMENTI
ON CODPAGAMENTO = CODICE
WHERE dbo.TESTEDOCUMENTI.DOCCHIUSO = '0' AND dbo.TESTEDOCUMENTI.BLOCCATO = '0' AND dbo.TESTEDOCUMENTI.TIPODOC = 'ORC' AND TESTEDOCUMENTI.DATACONSEGNA BETWEEN DATEADD(DAY, -60, GETDATE()) AND GETDATE()
GROUP BY EXTRAMAG.PRS_LUNGHEZZA
)t

SQL Query Failed to retrieve data from database. Subquery returned more than one value

I have a problem: the query just stopped working. I have a message:
Failed to retrieve data from the database. Subquery returned more than one value.
Here is the code
SELECT DISTINCT
k.animal_i d,
a.animal_type,
a.animal_name,
a.breed_group,
k.kennel_no,
a.extra1,
(SELECT
m.memo_text
FROM
SYSADM.animal AS a
INNER JOIN
SYSADM.memo AS m ON a.animal_id = m.memo_id
WHERE
m.memo_id = k.animal_id
AND m.memo_type = 'GROOMING') AS memo,
(SELECT
tr.visit_type
FROM
SYSADM.animal AS a
INNER JOIN
SYSADM.treatment AS tr ON tr.animal_id = a.animal_id
WHERE
a.animal_id = k.animal_id
AND tr.visit_type IN ('SURGERY', 'RTO SPAYNEUTER',
'SNAPP SPAYNEUTER', 'SPAYNEUT SURG')
AND dateDiff(d, tr.treatment_date, getdate()) < 10) AS visitType,
(SELECT
tr.treatment_date
FROM
SYSADM.animal AS a
INNER JOIN
SYSADM.treatment AS tr ON tr.animal_id = a.animal_id
WHERE
a.animal_id = k.animal_id
AND tr.visit_type IN ('SURGERY', 'RTO SPAYNEUTER',
'SNAPP SPAYNEUTER', 'SPAYNEUT SURG')
AND dateDiff(d, tr.treatment_date, getdate() ) < 10) AS treatmentDate
FROM
SYSADM.kennel AS k
INNER JOIN
SYSADM.animal AS a ON k.animal_id = a.animal_id
FULL OUTER JOIN
SYSADM.memo AS m ON k.animal_id = m.memo_id
INNER JOIN
SYSADM.treatment AS tr ON tr.animal_id = a.animal_id
WHERE
k.outcome_date_null = 'Y'
AND a.extra1 IN ('BATHE', 'BATHE ASAP', 'BRUSH', 'GROOM')
AND NOT EXISTS (SELECT *
FROM SYSADM.kennel
WHERE k.outcome_type IN ('RTO', 'TRANSFER')
AND NOT k.outcome_date_null = 'Y')

Query takes too long if i include a column in select statement

Below is the query which i need to optimize:
DECLARE #Power VARCHAR(10), #Button VARCHAR(10), #Casing VARCHAR(10), #Screen VARCHAR(10)
SELECT #Power = ActivityId FROM t_Activity WHERE ActivityName = 'PhonePowersUp?'
SELECT #Button = ActivityId FROM t_Activity WHERE ActivityName = 'T/S and Buttons functioning OK?'
SELECT #Casing = ActivityId FROM t_Activity WHERE ActivityName = 'Casing - no major defects?'
SELECT #Screen = ActivityId FROM t_Activity WHERE ActivityName = 'LCD works OK?'
SELECT
HQ.HandsetQuoteId [HandsetQuoteId], SS.Name [quote_status], HQ.QuoteDate [Quote Date], INS.DateInspected [DateInspected], PA.IMEI [IMEI_Quoted],
PA1.IMEI [IMEI_Inspected], INS.Grade [Grade], PB.PackageBoxName [PackageBoxName], CC.Name [ContactChannel], PhnBrd.Name [Brand], PM.ModelName [ModelQuoted],
PM1.ModelName [ModelInspected], U.FirstName [FirstName], U.Surname [Surname], U.Username [Username], UW.WarehouseId [WarehouseId], W.Name [Warehouse Name],
HQA.Value [Original Quote Value], HQ.QuoteValue [Quote Value], INS.InspectionValue [InspectionValue], HQ.AgreedValue [Agreed Value], CUS.FirstName [Store Name],
DATEDIFF(DAY, HQ.QuoteDate, GETDATE()) [Quote Age],
[ST_POWER] = CASE WHEN (CHARINDEX(','+ #Power +',', ','+PAR.Ok+',') > 0) THEN 'YES' WHEN (CHARINDEX(','+ #Power +',', ','+PAR.Fault+',') > 0) THEN 'NO' ELSE NULL END,
[ST_BUTTONS] = CASE WHEN (CHARINDEX(','+ #Button +',', ','+PAR.Ok+',') > 0) THEN 'YES' WHEN (CHARINDEX(','+ #Button +',', ','+PAR.Fault+',') > 0) THEN 'NO' ELSE NULL END,
[ST_CASING] = CASE WHEN (CHARINDEX(','+ #Casing +',', ','+PAR.Ok+',') > 0) THEN 'YES' WHEN (CHARINDEX(','+ #Casing +',', ','+PAR.Fault+',') > 0) THEN 'NO' ELSE NULL END,
[ST_Screen] = CASE WHEN (CHARINDEX(','+ #Screen +',', ','+PAR.Ok+',') > 0) THEN 'YES' WHEN (CHARINDEX(','+ #Screen +',', ','+PAR.Fault+',') > 0) THEN 'NO' ELSE NULL END,
st_deduct = PAR.PercentageDeduction, wt_deduct = MAX(APD.PercentageDeduction)
FROM t_Inspection AS INS
INNER JOIN t_HandsetQuote HQ ON HQ.HandsetQuoteId = INS.HandsetQuoteId
INNER JOIN t_QuoteHeader QH ON QH.QuoteHeaderId = HQ.QuoteHeaderId
INNER JOIN t_Customer CUS ON CUS.CustomerId = QH.CustomerId
INNER JOIN t_ContactChannel CC ON CC.ContactChannelId = CUS.ContactChannelId
INNER JOIN t_PackageBoxHandset PBH ON PBH.HandsetQuoteId = HQ.HandsetQuoteId
INNER JOIN t_PackageBox PB ON PB.PackageBoxId = PBH.PackageBoxId
INNER JOIN t_StockStatus SS ON SS.StockStatusId = HQ.StockStatusId
INNER JOIN t_PhoneAudit PA ON PA.PhoneAuditId = HQ.QuotePhoneAuditId
INNER JOIN t_PhoneModel PM ON PM.PhoneModelId = PA.PhoneModelId AND PA.PhoneAuditId = HQ.QuotePhoneAuditId
INNER JOIN t_PhoneBrand PhnBrd ON PM.PhoneBrandId = PhnBrd.PhoneBrandId
INNER JOIN t_PhoneAudit PA1 ON PA1.PhoneAuditId = HQ.InspectionPhoneAuditId
INNER JOIN t_PhoneModel PM1 ON PM1.PhoneModelId = PA1.PhoneModelId AND PA1.PhoneAuditId = HQ.InspectionPhoneAuditId
INNER JOIN t_PhoneBrand PhnBrd1 ON PM1.PhoneBrandId = PhnBrd1.PhoneBrandId
INNER JOIN t_User U ON INS.InspectorId = U.UserId
INNER JOIN t_UserWarehouse UW ON U.UserId = UW.UserId
INNER JOIN t_Warehouse W ON UW.WarehouseId = W.WarehouseId
LEFT JOIN t_HandsetQuoteAdditionalInfo HQA ON HQ.HandsetQuoteId = HQA.HandsetQuoteId AND HQA.KeyName = 'OriginalQuoteValue'
LEFT JOIN t_PhoneAuditRetail PAR ON PAR.HandsetQuoteId = HQ.HandsetQuoteId
LEFT JOIN t_HandsetQuoteActivity HQA1 ON HQA1.HandsetQuoteId = HQ.HandsetQuoteId AND HQA1.ActivityTestOK = 0 AND HQA1.ActivityStartTime = (
CASE
WHEN ((SELECT Count(1) FROM t_HandsetQuoteActivity WHERE HandsetQuoteId = HQA1.HandsetQuoteId AND ActivityStartTime <= QH.Cache_QuoteAcceptedDate AND ActivityId = HQA1.ActivityId) > 0)
THEN (SELECT Max(ActivityStartTime) FROM t_HandsetQuoteActivity WHERE HandsetQuoteId = HQA1.HandsetQuoteId AND ActivityStartTime <= QH.Cache_QuoteAcceptedDate AND ActivityId = HQA1.ActivityId GROUP BY HandsetQuoteId, ActivityId)
ELSE
(SELECT Min(ActivityStartTime) FROM t_HandsetQuoteActivity WHERE HandsetQuoteId = HQA1.HandsetQuoteId AND ActivityStartTime >= QH.Cache_QuoteAcceptedDate AND ActivityId = HQA1.ActivityId GROUP BY HandsetQuoteId, ActivityId)
END)
LEFT JOIN t_Activity_PercentageDeduction APD ON APD.ActivityId = HQA1.ActivityId AND APD.ContactChannelId = CUS.ContactChannelId AND APD.ContactChannelId = CC.ContactChannelId
WHERE Ins.DateInspected > GETDATE()-90
GROUP BY HQ.HandsetQuoteId, SS.Name, QH.CreatedDate, INS.DateInspected, PA.IMEI, PA1.IMEI, INS.Grade, PB.PackageBoxName, CC.Name, PhnBrd.Name, PM.ModelName, PM1.ModelName,
U.FirstName, U.Surname, U.Username, UW.WarehouseId, W.Name, HQA.Value, HQ.QuoteValue, INS.InspectionValue, HQ.AgreedValue, CUS.Firstname, HQ.QuoteDate, PAR.Ok, PAR.Fault,
PAR.PercentageDeduction
And, after properly debugging it, I came to know that when i remove wt_deduct = MAX(APD.PercentageDeduction) from the select list, the query executes with in less than a minute.
But, however i am not able to figure it out, that whats wrong with the column APD.PercentageDeduction, because when i include it in the select list, my query stucks and becomes too slow and takes 15 minutes to run and excluding it from the select list makes the query to run with in 30 seconds.
Additional Information:
Table -> t_Activity_PercentageDeduction contains only 400 records, column PercentageDeduction is of Decimal datatype.
Please let me know if you want some other information too.
If Im not mistaken you are only joining to that table in order to get that MAX value, and by adding this Max value, you are also having to do all the grouping. So there is actually quite a difference in the queries.
I would suggest using a co-related sub-query to get this piece of data.
remove the left join
LEFT JOIN t_Activity_PercentageDeduction APD ON APD.ActivityId = HQA1.ActivityId AND APD.ContactChannelId = CUS.ContactChannelId AND APD.ContactChannelId = CC.ContactChannelId
and set wt_deduct = to the new co-related sub-query
wt_deduct = (select MAX(PercentageDeduction) from t_Activity_PercentageDeduction
where ActivityId = HQA1.ActivityId
AND ContactChannelId = CUS.ContactChannelId
AND ContactChannelId = CC.ContactChannelId)
And you can remove all the grouping that is no longer required too.