Please see the following view as looks like as it's having base problem also count(*) taking little longer.
SET ANSI_NULLS ON
GO
SET QUOTED_IDENTIFIER ON
GO
CREATE VIEW vw_ORDTun
AS
SELECT b.ID AS OrgID
,b.OrgCd
,b.OrgNm
,b.OrgTLA
,a.OrdNo
,CASE WHEN COALESCE(BID,'') != '' THEN sh.PrtCd ELSE b.OrgCd END AS ShpCd
,CASE WHEN COALESCE(BID,'') != '' THEN sh.PrtNm ELSE b.OrgNm END AS ShpNm
,CASE WHEN COALESCE(BID,'') != '' THEN sh.Prt1 ELSE b.Addr1 END AS Shp1
,CASE WHEN COALESCE(BID,'') != '' THEN sh.Prt2 ELSE b.Addr2 END AS Shp2
,CASE WHEN COALESCE(BID,'') != '' THEN sh.PrtCT ELSE b.City END AS ShpCT
,CASE WHEN COALESCE(BID,'') != '' THEN fn_StCd(sh.PrtSTId) ELSE fn_StCd(b.STId) END AS ShpST
,CASE WHEN COALESCE(BID,'') != '' THEN sh.Prtzp ELSE b.Zip END AS ShpZP
,a.CustOrdNo
,a.DelNo
,a.3PrtRef
,CASE COALESCE(a.OrdNo,CONVERT(NVARCHAR(32),s.SavTktFlg)) WHEN '1' THEN 'T' ELSE a.sts END AS sts
,CASE COALESCE(a.OrdNo,CONVERT(NVARCHAR(32),s.SavTktFlg)) WHEN '1' THEN 'TktOnl' ELSE z1.Name END AS StatDesc
,CAST(COALESCE(SIGN(CAST(CAST(BID AS VARBINARY) AS BIGINT)),0) AS BIT) AS Stfgflg
,a.OrgAlCar
,c.Cod AS PrdCd
,c.ID AS PrdID
,c.ShrtNm AS PrdShrtNm
,c.Name AS PrdNm
,c.Desc AS PrdDesc
,c.Den AS PrdDen
,c.SpGrvt AS PrdSpGrvt
,f.HazFlg AS PrdHazFlg
,c.PodReqFlg AS PodReqFlg
,COALESCE(Fn_DispCnfg('prd.fld.fntclr',c.Cod),'DEFAULT') AS PrdClr
,f.Cls AS PrdCls
,f.ID AS PrdClsID
,f.CnBlndFlg AS PrdBlnd
,f.CnBlndFlg AS ClsBlnd
,f.CnSpltFlg AS PrdSplt
,f.CnSpltFlg AS ClsSplitable
,f2.EnblFlg
,f.HazFlg AS ClsHaz
,f.HazFlg AS ClsHaz1
,a.ShpLokFlgAS CnChgDestFlg
,Fn_PrdClsWt(f.Cls,'Min') AS ClsMin
,Fn_PrdClsWt(f.Cls,'Max') AS ClsMax
,Fn_PrdClsWt(f.Cls,'MinGrs') AS ClsMinGrs
,Fn_PrdClsWt(f.Cls,'MaxGrs') AS ClsMaxGrs
,Fn_PrdClsWt(f.Cls,'TrlThrsHld') AS MltThrshld
,Fn_PrdClsWt(f.Cls,'mltMin') AS ClsMultiMin
,Fn_PrdClsWt(f.Cls,'mltMax') AS ClsMultiMax
,Fn_PrdClsWt(f.Cls,'MltMinGrs') AS ClsMltMinGrs
,Fn_PrdClsWt(f.Cls,'MltMxGrs') AS ClsMltMxGrs
,COALESCE(CONVERT(BIT,Fn_SitCnfg('st.2.trl.alwd')),0)&f2.DblTrlFlg AS DblTrlAlwd -- needs true for site and Cls
,CASE WHEN (COALESCE(c1.ConReqFlg,'') != '') THEN c1.ConReqFlg ELSE f2.ConReqFlg END AS ConReqFlg
,CASE WHEN (COALESCE(c1.TmpReqFlg,'') != '') THEN c1.TmpReqFlg ELSE f2.TmpReqFlg END AS TmpReqFlg
,CASE WHEN (COALESCE(c1.PhReqFlg,'') != '') THEN c1.PhReqFlg ELSE f2.PhReqFlg END AS PhReqFlg
,f2.LdStReqFlg
,f2.0WtFlg
,f2.0WtWrngFlg AS 0trWrngFlg
,COALESCE(v1.PrtCd,a.Sld2Cd) AS Sld2Cd
,COALESCE(Fn_DispCnfg('cst.fld.fntClr',COALESCE(v1.PrtCd,a.Sld2Cd)),'DEFAULT') AS Sld2Clr
,COALESCE(v1.PrtNm,g1.PrtNm) AS Sld2Nm
,CASE WHEN CHARINDEX(COALESCE(v2.PrtCd,a.Shp2Cd),Fn_SitCnfg('dflt.shp2.c2a'),1)>0 OR COALESCE(v2.PrtNm,g2.PrtNm,'') = '' THEN '' ELSE COALESCE(v2.PrtCd,a.Shp2Cd) END AS Shp2Cd
,COALESCE(Fn_DispCnfg('destination.field.fontcolor',COALESCE(v2.PrtCd,a.Shp2Cd)),'DEFAULT') AS Shp2Clr
,CASE WHEN CHARINDEX(COALESCE(v2.PrtCd,a.Shp2Cd),Fn_SitCnfg('dflt.shp2.c2a'),1)>0 OR COALESCE(v2.PrtCd,a.Shp2Cd,'') = '' OR COALESCE(v2.PrtNm,g2.PrtNm,'') = '' THEN 'ACTUAL' ELSE COALESCE(v2.PrtNm,g2.PrtNm) END AS Shp2Nm
,CASE WHEN v2.PrtCd IS NULL THEN g2.Prt1 ELSE v2.Prt1 END AS Shp2Adr1
,CASE WHEN v2.PrtCd IS NULL THEN CASE WHEN COALESCE(g2.AltCity,'') = '' THEN g2.PrtCT ELSE g2.AltCity END ELSE v2.PrtCT END AS Shp2Ct
,CASE WHEN v2.PrtCd IS NULL THEN g2.PrtCT ELSE Fn_BasCt(v2.PrtCT) END AS BaseShp2Ct
,CASE WHEN v2.PrtCd IS NULL THEN fn_StCd(g2.PrtSTId) ELSE fn_StCd(v2.PrtSTId) END AS Shp2ST
,CASE WHEN v2.PrtCd IS NULL THEN g2.Prtzp ELSE v2.Prtzp END AS Shp2Zp
,CASE WHEN v2.PrtCd IS NULL THEN Fn_Cntr(DEFAULT,g2.PrtSTId) ELSE Fn_Cntr(DEFAULT,v2.PrtSTId) END AS Shp2Cntr
,CASE WHEN CHARINDEX(COALESCE(v2.PrtCd,a.Shp2Cd),Fn_SitCnfg('dflt.shp2.c2a'),1)>0 OR COALESCE(v2.PrtCd,a.Shp2Cd,'') = '' OR COALESCE(v2.PrtNm,g2.PrtNm,'') = '' THEN 1 ELSE 0 END AS C2AFlag
,CASE WHEN CHARINDEX(a.Shp2Cd,Fn_SitCnfg('dflt.shp2.c2a'),1)>0 OR COALESCE(g2.PrtCd,'') = '' OR COALESCE(g2.PrtNm,'') = '' OR COALESCE(g2.ShpFlg,1) = 0 THEN '' ELSE a.Shp2Cd END AS OrdShp2Cd
,COALESCE(Fn_DispCnfg('destination.field.fontcolor',a.Shp2Cd),'DEFAULT') AS OrdShp2Clr
,CASE WHEN CHARINDEX(a.Shp2Cd,Fn_SitCnfg('dflt.shp2.c2a'),1)>0 OR COALESCE(g2.PrtCd,'') = '' OR COALESCE(g2.PrtNm,'') = '' OR COALESCE(g2.ShpFlg,1) = 0 THEN 'CHANGE TO ACTUAL' ELSE g2.PrtNm END AS OrdShp2Nm
,CASE COALESCE(g2.ShpFlg,1) WHEN 0 THEN '' ELSE g2.Prt1 END AS OrdShp2Adr1
,CASE COALESCE(g2.ShpFlg,1) WHEN 0 THEN '' ELSE CASE WHEN COALESCE(g2.AltCity,'') = '' THEN g2.PrtCT ELSE g2.AltCity END END AS OrdShp2Ct
,CASE COALESCE(g2.ShpFlg,1) WHEN 0 THEN '' ELSE g2.PrtCT END AS BaseOrdShp2Ct
,CASE COALESCE(g2.ShpFlg,1) WHEN 0 THEN '' ELSE fn_StCd(g2.PrtSTId) END AS OrdShp2ST
,CASE COALESCE(g2.ShpFlg,1) WHEN 0 THEN '' ELSE g2.Prtzp END AS OrdShp2Zp
,CASE COALESCE(g2.ShpFlg,1) WHEN 0 THEN '' ELSE Fn_Cntr(DEFAULT,g2.PrtSTId) END AS OrdShp2Cntr
,CASE WHEN CHARINDEX(a.Shp2Cd,Fn_SitCnfg('dflt.shp2.c2a'),1)>0 OR COALESCE(g2.PrtCd,'') = '' OR COALESCE(g2.PrtNm,'') = '' OR COALESCE(g2.ShpFlg,1) = 0 THEN 1 ELSE a.C2AFlag END AS OrdC2AFlag
,g2.Cert AS Cert --
,CASE WHEN ((f.Cls = 'NH3' AND Fn_Cntr(DEFAULT,COALESCE(v2.PrtSTId,g2.PrtSTId)) = 'CAN') OR f.Cls = 'AN') AND Fn_DestCert(g2.Cert,f.Cls) = 0 THEN 1 ELSE 0 END AS Restrctd
,s.MnlFlg
,a.Shp2LkFlg
,CASE WHEN f.DestCertReqFlag = 1 AND ((f.Cls = 'NH3' AND Fn_Cntr(DEFAULT,COALESCE(v2.PrtSTId,g2.PrtSTId)) = 'CAN') OR f.Cls = 'AN') THEN 1 ELSE 0 END AS DestCertReqFlag
,a.FrtPyrCod
,COALESCE(v3.PrtNm,g3.PrtNm) AS FrtPyrNm
,d.Cod AS Div
,e.Cod AS Mode
,a.FOB
,a.FreightCod
,a.OrdQty
,a.OrdUOM
,a.OrdDt
,a.ReqShpDt
,f.HazFlg AS HazFlg
,COALESCE(u1.Value,j1.Value,'') AS Ins1
,COALESCE(u2.Value,j2.Value,'') AS Ins2
,COALESCE(u3.Value,j3.Value,'') AS Ins3
,COALESCE(j1.Value,'') AS OrdIns1
,COALESCE(j2.Value,'') AS OrdIns2
,COALESCE(j3.Value,'') AS OrdIns3
,CASE
WHEN b.OrgCompCod='600001' AND DATEDIFF(MONTH, 0, SYSDATETIMEOFFSET())<>DATEDIFF(MONTH, 0, a.ReqShpDt) THEN 1
WHEN b.OrgCompCod='600001' AND a.UnShpDT='2030-07-04' THEN 1
WHEN b.OrgCompCod='600001' AND a.UnShpDT='2999-12-31' THEN 1
WHEN b.OrgCompCod<>'600001' AND a.UnShpDT >= SYSDATETIMEOFFSET() THEN 1
WHEN b.OrgCompCod<>'600001' AND DATEDIFF(DAY,SYSDATETIMEOFFSET(),a.ReqShpDt) > 3 THEN 1
ELSE 0
END AS UnShpFlg
,a.RevLkDT
,a.RevNo
,a.ARCDT
,s.ID AS TktID
,s.TktNo
,CASE COALESCE(CONVERT(BIT,Fn_SitCnfg('sit.corp.mir')),0) WHEN 1 THEN COALESCE(s.ChkIDT,Fn_ActvtTS('DB','PostShmnt','Chk-In',a.OrdNo)) ELSE s.ChkIDT END AS ChkIDT
,CASE COALESCE(CONVERT(BIT,Fn_SitCnfg('sit.corp.mir')),0) WHEN 1 THEN COALESCE(s.ChkODT,Fn_ActvtTS('DB','PostShmnt','Chk-Out',a.OrdNo)) ELSE s.ChkODT END AS ChkODT
,s.OpCrir
,s.Trac
,s.Trail
,s.LdStation
,l.ID AS LdID
,l.Name AS LdNm
,l.Desc LdDesc
,CASE WHEN e.Cod IN ('K','P') THEN 0 ELSE (CASE WHEN s.ID IS NULL THEN Fn_PrdClsWt(f.Cls,'reqGrs') ELSE s.ReqGrsQty END) END AS ReqGrsQty
,w1.Qty AS TareQty
,w1.ManFlg AS ManFlg
,w2.Qty AS GrossQty
,w2.ManFlg AS ManGrsFlg
,s.NetQty
,'LB' AS DisUOM
,s.ShpUOM
,t.ID AS OpID
,t.Name AS OpNm
,s.BlndFlag
,s.BlndDT
,s.SpltFlg
,s.SpltDT
,s.SavTktFlg
,s.SavTktDT
,s.PrkFlag
,s.PrkDT
,Fn_SclID(s.SclInCod) AS SclInID
,s.SclInCod
,s.SclDT
,Fn_SclID(s.SclOCod) AS SclOID
,s.SclOtCod
,s.SclOtDT
,s.Seals
,s.OWtFlg
,s.PrntQFlg
,s.MTrlFlg
,s.EdDataFlg
,s.Temp
,s.Concent
,s.pHLvl
,s.CabCardNo
,s.PODCod
,s.ADAcct
,s.McNam
,si.Desc AS SclInNm
,so.Desc AS SclOtNm
,s.ICPNFlg
,a.BID
,s.GubncPrc
,s.PrcUOM
,s.DrvName
,s.DrvMob
,s.ETAHrs
,s.HzVislFlg
,s.OrgalDstFlg
,s.PGSntFlag
,s.PGSntDT
,a.TxID
,f2.BarCodFlg
,a.CustSoldTo
,s.POfEID
,s.PAPSNo
,a.OrdTyp
,c.CASNo
,c.Usage
FROM Ord a
FULL OUTER JOIN Ship s
ON s.OrgID = a.OrgID
AND s.OrdNo = a.OrdNo
LEFT JOIN Org b
ON b.ID = COALESCE(a.OrgID,s.OrgID)
LEFT JOIN Prd c
ON c.ID = a.PrdID
LEFT JOIN PrdCnfig c1
ON c1.PrdID = a.PrdID
LEFT JOIN Div d
ON d.ID = a.DivID
LEFT JOIN TrnsMod e
ON e.ID = a.ModeID
AND e.Dir = 'O'
LEFT JOIN PrdCls f
ON f.ID = c.ClsID
LEFT JOIN PrdClsConfigs f2
ON f2.ID = c.ClsID
LEFT JOIN Party g1
ON g1.PrtCd = a.Sld2Cd
AND g1.PrtTyp = 'SOLDTO'
LEFT JOIN Party g2
ON g2.PrtCd = a.Shp2Cd
AND g2.PrtTyp = 'SHIP2'
LEFT JOIN Party g3
ON g3.PrtCd = a.FrtPyrCod
AND g3.PrtTyp = 'FrtPyr'
LEFT JOIN Party sh
ON sh.PrtCd = RTRIM(SUBSTRING(a.BID,2,6))
AND sh.PrtTyp = 'SLD2'
LEFT JOIN OrdIns j1
ON j1.OrgID = a.OrgID
AND j1.OrdNo = a.OrdNo
AND j1.Posi = 1
LEFT JOIN OrdIns j2
ON j2.OrgID = a.OrgID
AND j2.OrdNo = a.OrdNo
AND j2.Posi = 2
LEFT JOIN OrdIns j3
ON j3.OrgID = a.OrgID
AND j3.OrdNo = a.OrdNo
AND j3.Posi = 3
LEFT JOIN LodStatn l
ON l.Cod = s.LodStatn
LEFT JOIN Users t
ON t.ID = s.OpID
LEFT JOIN ShpIns u1
ON u1.OrgID = a.OrgID
AND u1.OrdNo = a.OrdNo
AND u1.Position = 1
LEFT JOIN ShpIns u2
ON u2.OrgID = a.OrgID
AND u2.OrdNo = a.OrdNo
AND u2.Posi = 2
LEFT JOIN ShpIns u3
ON u3.OrgID = a.OrgID
AND u3.OrdNo = a.OrdNo
AND u3.Position = 3
LEFT JOIN ShpPart v1
ON v1.ShpID = s.ID
AND v1.PartyType = 'SOLDTO'
LEFT JOIN ShipParties v2
ON v2.ShipID = s.ID
AND v2.PartyType = 'SHIPTO'
LEFT JOIN ShipParties v3
ON v3.ShipID = s.ID
AND v3.PartTyp = 'FrtPyr'
LEFT JOIN ShpWt w1
ON w1.ShpID = s.ID
AND w1.WtTyp = 'TAR'
LEFT JOIN ShpWet w2
ON w2.ShpID = s.ID
AND w2.WtTyp = 'Grs'
LEFT JOIN StatDesc z1
ON z1.Cod = a.sts
LEFT JOIN Scl si
ON si.Cod = s.SclInCod
LEFT JOIN Scales so
ON so.Cod = s.SclOtCod