troubleshooting Question
SQL Query Optimization
The query below takes a very long time to execute in production, and I need help optimizing it.
I've also attached the execution plan, and the statistics io and time are below from the test SQL DB (same as production except fewer records):
I've also attached the execution plan, and the statistics io and time are below from the test SQL DB (same as production except fewer records):
SQL Server parse and compile time:
CPU time = 0 ms, elapsed time = 0 ms.
SQL Server Execution Times:
CPU time = 0 ms, elapsed time = 0 ms.
SQL Server Execution Times:
CPU time = 0 ms, elapsed time = 0 ms.
SQL Server Execution Times:
CPU time = 0 ms, elapsed time = 0 ms.
SQL Server Execution Times:
CPU time = 0 ms, elapsed time = 0 ms.
SQL Server Execution Times:
CPU time = 0 ms, elapsed time = 0 ms.
SQL Server Execution Times:
CPU time = 0 ms, elapsed time = 0 ms.
SQL Server Execution Times:
CPU time = 0 ms, elapsed time = 0 ms.
Table 'Portfolio'. Scan count 1, logical reads 2, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
SQL Server Execution Times:
CPU time = 0 ms, elapsed time = 0 ms.
(25 row(s) affected)
Table 'Workfile'. Scan count 0, logical reads 0, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
Table 'Worktable'. Scan count 0, logical reads 20403, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
Table 'NonCashTransactionType'. Scan count 0, logical reads 52, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
Table 'Transaction'. Scan count 31, logical reads 863, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
Table 'customfielddata'. Scan count 35, logical reads 70, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
Table 'ContactInfo'. Scan count 4, logical reads 63, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
Table 'Address'. Scan count 2, logical reads 2808, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
Table 'CustomerAccount'. Scan count 1, logical reads 1757, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
Table 'SecondaryAccountStatus'. Scan count 1, logical reads 2, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
Table 'PrimaryAccountStatus'. Scan count 1, logical reads 2, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
Table 'Worktable'. Scan count 0, logical reads 0, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
Table 'Entity'. Scan count 0, logical reads 2, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
Table '#B0B105DC'. Scan count 0, logical reads 0, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
Table 'Disbursement'. Scan count 2, logical reads 872, physical reads 0, read-ahead reads 0, lob logical reads 0, lob physical reads 0, lob read-ahead reads 0.
SQL Server Execution Times:
CPU time = 687 ms, elapsed time = 1774 ms.
declare @ReleaseDate DateTime = '3/11/2015'
declare @PartyID varchar(max) = null
declare @GroupBy varchar(100) = ''
declare @OrderBy varchar(100) = ''
SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED
declare @portfolioCode varchar(100)
select @portfolioCode = code from Portfolio
-- seach start with table
;with StartWith as
(
select 'Unit'data
union
select 'Suite' data
union
select 'Ste' data
union
select '#' data
union
select 'Floor' data
union
select 'FL' data
union
select 'Room' data
union
select 'RM' data
union
select 'Building' data
union
select 'BLDG' data
union
select 'Apartment' data
union
select 'APT' data
)
select
@portfolioCode + '-' +cast(ca.AccountNumber as varchar(10)) as PAccountNumber,
ca.Name1 as PName1,
'Agent: ' + ca.Code + ' - ' + ca.AgentName as Agent,
ca.RealAddress1 as PAddress1,
case when ca.BankruptcyStatusTypeId is not null then 'T'
else case when ca.NDIP = 'True' then 'T'
else ''
end
end as PBKAccount,
ca.AlternateAccountNumber as PAltAccountNumber,
ca.Amount,
-- secondary info
@portfolioCode + '-' + +cast(matched.AccountNumber as varchar(10)) as SAccountNumber,
case when matched.BankruptcyStatusTypeId is not null then 'T'
else case when matched.NDIP = 'True' then 'T'
else ''
end
end as SBKAccount,
matched.Name1 as SName1,
matched.Address1 as SAddress1,
matched.AlternateAccountNumber as SAltAccountNumber,
matched.NetWriteOffAmount,
matched.PrimaryStatus,
matched.SecondStatus,
matched.TotalUncollectedFees,
matched.PIBalance
from
--------------------------------------- primary
(
select
a.AccountNumber,
a.OldCustomerAccountNumber,
a.Name1,
a.Name2,
a.GoverningRegionId,
a.PartyId,
ds.Amount,
case when a1.data is null then b.Address1 else null end as Address1 ,
case when a2.data is null then b.Address2 else null end as Address2,
MP.ContactInfo as MainPhone,
d.ContactInfo as Email,
e.Data as USPSAddressCode,
f.Data as NDIP,
a.BankruptcyStatusTypeId,
b.Address1 as RealAddress1,
a.AlternateAccountNumber,
p.Name1 as AgentName,
p.Code
from
CustomerAccount a
join ( select addr.PartyId, addr.Address1, addr.Address2, ROW_NUMBER() over (partition by addr.PartyId order by addr.AddressId) as seq
from [Address] addr
where addr.IsMailing = 1
) b on a.PartyId = b.PartyId and b.seq = 1
--join [Address] b on a.PartyId = b.PartyId and b.IsMailing = 1
join entity p on a.AgentId = p.PartyId
join Disbursement ds on a.PartyID = ds.Partyid
left join StartWith a1 on SUBSTRING(b.Address1,1,LEN(a1.data)) = a1.data
left join StartWith a2 on SUBSTRING(b.Address2,1,LEN(a2.data)) = a2.data
left join ContactInfo MP on a.PartyId = MP.PartyId and MP.ContactInfoTypeId = 1 -- MainPhone
left join ContactInfo d on a.PartyId = d.PartyId and d.ContactInfoTypeId = 9 -- email
left join CustomFieldData e on a.PartyId = e.PrimaryId and e.FieldId = 220 --USPSAddressCode
left join CustomFieldData f on a.PartyId = f.PrimaryId and f.FieldId = 228 --NDIP
where
--IsPrimary = 1 and
DisbursementTypeId = 3 and
StatusId = 1
and ReleaseDate = @ReleaseDate
and (@PartyID is null or a.AccountNumber IN (SELECT num FROM dbo.createnumbertable(@PartyID)))
) ca
------------------ primary
join
------------------ secondary
(
select
a.NetWriteOffAmount,
totalWriteOff,
a.AccountNumber,
a.OldCustomerAccountNumber,
a.Name1,
a.Name2,
b.Address1,
b.address2,
a.GoverningRegionId,
c.ContactInfo as MainPhone,
d.ContactInfo as Email,
e.Data as USPSAddressCode,
a.AlternateAccountNumber,
CASE WHEN a.PrimaryAccountStatusId = 1 and lower(h.Data) = 'true' then 'NOITC' else p.Name end as PrimaryStatus,
s.Name as SecondStatus,
f.Data as NDIP,
a.BankruptcyStatusTypeId,
isnull(a.TotalUncollectedFees,0) as TotalUncollectedFees,
a.AccountBalance - isnull(a.TotalUncollectedFees,0) as PIBalance
-- TotalUncollectedFees has value when portfolio is FIFC
from
CustomerAccount a
join ( select addr.PartyId, addr.Address1, addr.Address2, ROW_NUMBER() over (partition by addr.PartyId order by addr.AddressId) as seq
from [Address] addr
where addr.IsMailing = 1
) b on a.PartyId = b.PartyId and b.seq = 1
--join [Address] b on a.PartyId = b.PartyId and b.IsMailing = 1
join PrimaryAccountStatus p on a.PrimaryAccountStatusId = p.PrimaryAccountStatusId
join SecondaryAccountStatus s on a.SecondaryAccountStatusId = s.SecondaryAccountStatusId
left join ContactInfo c on a.PartyId = c.PartyId and c.ContactInfoTypeId = 1
left join ContactInfo d on a.PartyId = d.PartyId and d.ContactInfoTypeId = 9
left join CustomFieldData e on a.PartyId = e.PrimaryId and e.FieldId = 220
left join CustomFieldData f on a.PartyId = f.PrimaryId and f.FieldId = 228
left join CustomFieldData h on a.PartyId = h.PrimaryId and h.FieldId = 201 --NOITC
cross apply
(
select SUM(amount) as totalWriteOff
from [Transaction] t join NonCashTransactionType b on t.NonCashTransactionTypeId = b.NonCashTransactionTypeId
where (b.Name like '%Write Off' )
and PartyId = a.PartyId
) g
where
--IsPrimary = 1 and
a.AccountBalance > 0
or totalWriteOff>0 -- Sum of all write offs (not including recoveries) > 0
) matched
------------------ secondary
on
ca.OldCustomerAccountNumber = matched.AccountNumber --The secondary account number equals the primary account?s Old Account
-- for name match
or
(
ca.AccountNumber != matched.AccountNumber
and ca.GoverningRegionId = matched.GoverningRegionId
and (
charindex( dbo.GetSearchableString(dbo.RemoveSpecialWordName1(dbo.RemoveSpecialWordName2(ca.Name1))),
dbo.RemoveSpecialWordName1(dbo.RemoveSpecialWordName2(matched.Name1)) ) > 0
or
charindex( dbo.GetSearchableString(dbo.RemoveSpecialWordName1(dbo.RemoveSpecialWordName2(ca.Name1))),
dbo.RemoveSpecialWordName1(dbo.RemoveSpecialWordName2(matched.Name2)) ) > 0
or
charindex( case when rtrim(ltrim(ca.Name2)) <> '' then dbo.GetSearchableString(dbo.RemoveSpecialWordName1(dbo.RemoveSpecialWordName2(ca.Name2))) else null end ,
dbo.RemoveSpecialWordName1(dbo.RemoveSpecialWordName2(matched.Name1)) ) > 0
or
charindex( case when rtrim(ltrim(ca.Name2)) <> '' then dbo.GetSearchableString(dbo.RemoveSpecialWordName1(dbo.RemoveSpecialWordName2(ca.Name2))) else null end ,
dbo.RemoveSpecialWordName1(dbo.RemoveSpecialWordName2(matched.Name2)) ) > 0
)
)
or
-- for address match
(
ca.AccountNumber != matched.AccountNumber
and ca.GoverningRegionId = matched.GoverningRegionId
and (
charindex( dbo.GetSearchableString(Replace(dbo.RemoveSpecialWordName2(ca.Address1),'P O','PO') ),
Replace(dbo.RemoveSpecialWordName2(matched.Address1),'P O','PO') ) > 0
or
charindex( dbo.GetSearchableString(Replace(dbo.RemoveSpecialWordName2(ca.Address1),'P O','PO') ),
Replace(dbo.RemoveSpecialWordName2(matched.Address2),'P O','PO') ) > 0
or
charindex( case when rtrim(ltrim(ca.Address2)) <> '' then dbo.GetSearchableString( Replace(dbo.RemoveSpecialWordName2(ca.Address2),'P O','PO')) else null end ,
Replace(dbo.RemoveSpecialWordName2(matched.Address1),'P O','PO') ) > 0
or
charindex( case when rtrim(ltrim(ca.Address2)) <> '' then dbo.GetSearchableString( Replace(dbo.RemoveSpecialWordName2(ca.Address2),'P O','PO')) else null end ,
Replace(dbo.RemoveSpecialWordName2(matched.Address2),'P O','PO') ) > 0
)
)
or ca.MainPhone = matched.MainPhone
or ca.Email = matched.Email
or case RTRIM(LTRIM(ca.USPSAddressCode)) when '' then null else ca.USPSAddressCode end = matched.USPSAddressCode
--where DisbursementTypeId = 3 and StatusId = 1 --and ReleaseDate = @ReleaseDate
order by
case when @GroupBy = 'Agent Name' then ca.AgentName end,
case @OrderBy
when 'Account Number' then cast(ca.AccountNumber AS varchar(10))
when 'Customer Name' then ca.Name1
when 'Disbursement Amount' then Right('0000000' + convert(varchar(100), ca.Amount), 10) end asc
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