I have a big query as following, someone please tweak this query? i need to avoid this big group by ... :-)
SELECT COALESCE( SUM(total_retail), 0 ) total_retail,
COALESCE( SUM(meterial_sub_total), 0 ) meterial_sub_total,
COALESCE( MIN(po_template_group_by_code), 0 ) po_template_group_by_code,
COALESCE( MIN(po_template_sort_by_code), 0 ) po_template_sort_by_code
FROM
(
SELECT
COALESCE( CASE WHEN COALESCE(ihbol.valuation_method_code, pih.valuation_method_code, @default_valuation_method_code, 'i') IN ('r', 'i', 'l') THEN
COALESCE ( rmiretail.retail_price / rmiretail.unit_of_measure_quantity
/ COALESCE( uomcvrmi.atomic_conversion_factor * UOMrmi.factor, UOMrmi.factor ), 0 )
* poi.confirmed_quantity
* ( CASE WHEN poi.catch_weight_flag = 'y'
THEN ( poi.package_weight * COALESCE( uomcvpr.atomic_conversion_factor * UOMpr.factor, UOMpr.factor ) )
WHEN si.shipper_flag = 'y'
THEN ( meterial_data.linked_meterial_quantity * COALESCE( uomcvitm.atomic_conversion_factor * uomitm.factor, uomitm.factor ) )
ELSE ( COALESCE( uomcvpkg.atomic_conversion_factor * UOMpkg.factor, UOMpkg.factor ) )
END )
ELSE
NULL
END, 0 ) AS total_retail,
CASE WHEN MIN(s.rcv_using_po_default_cost_target_code) = 'p' AND MIN(po.status_code) <> 't'
THEN COALESCE( MIN(po.last_draft_total), 0 )
ELSE CASE WHEN meterial_data.linked_meterial_quantity IS NULL
THEN CASE WHEN poi.catch_weight_flag = 'y'
THEN COALESCE( poi.confirmed_quantity * poi.package_weight * spicost.net_supplier_price, 0 )
ELSE COALESCE( poi.confirmed_quantity * spicost.net_supplier_price, 0 )
END
ELSE 0
END
END AS meterial_sub_total
,po.po_template_group_by_code AS po_template_group_by_code
,po.po_template_sort_by_code AS po_template_sort_by_code
FROM purchase_order po
JOIN supplier s WITH (NOLOCK)
ON po.supplier_id = s.supplier_id
JOIN purchase_order_meterial poi WITH (NOLOCK)
ON po.purchase_order_id = poi.purchase_order_id
AND po.business_unit_id = poi.business_unit_id
JOIN supplier_meterial si WITH (NOLOCK)
ON poi.supplier_meterial_id = si.supplier_meterial_id
AND poi.supplier_id = si.supplier_id
JOIN supplier_packaged_meterial spi WITH (NOLOCK)
ON spi.supplier_meterial_id = si.supplier_meterial_id
AND spi.supplier_id = @supplier_id:int
JOIN unit_of_measure uompkg WITH (NOLOCK)
ON uompkg.unit_of_measure_id = spi.packaged_in_uom_id
JOIN merch_bu_spi_cost_list spicost WITH (NOLOCK)
ON spicost.business_unit_id = @bu_id:int
AND spicost.supplier_id = si.supplier_id
AND spicost.supplier_meterial_id = si.supplier_meterial_id
AND spicost.packaged_meterial_id = spi.packaged_meterial_id
LEFT OUTER JOIN
(
SELECT poi.supplier_meterial_id AS supplier_meterial_id,
si.meterial_id AS linked_meterial_id,
NULL AS linked_meterial_uom,
NULL AS linked_meterial_quantity
FROM purchase_order_meterial poi WITH (NOLOCK)
JOIN supplier_meterial si WITH (NOLOCK)
ON poi.supplier_meterial_id = si.supplier_meterial_id
WHERE poi.purchase_order_id = @po_id:int
AND poi.business_unit_id = @bu_id:int
UNION ALL
SELECT siil.supplier_meterial_id AS supplier_meterial_id,
siil.inventory_meterial_id AS linked_meterial_id,
siil.unit_of_measure_id AS linked_meterial_uom,
siil.inventory_meterial_quantity AS linked_meterial_quantity
FROM purchase_order_meterial poi WITH (NOLOCK)
JOIN supplier_inventory_meterial_list siil WITH (NOLOCK)
ON siil.supplier_id = @supplier_id:int
AND poi.supplier_meterial_id = siil.supplier_meterial_id
WHERE poi.purchase_order_id = @po_id:int
AND poi.business_unit_id = @bu_id:int
) meterial_data
ON meterial_data.supplier_meterial_id = si.supplier_meterial_id
LEFT OUTER JOIN meterial i
ON i.meterial_id = meterial_data.linked_meterial_id
LEFT OUTER JOIN meterial_hierarchy ih
ON ih.meterial_hierarchy_id = COALESCE(si.meterial_hierarchy_id, i.meterial_hierarchy_id)
LEFT OUTER JOIN meterial_hierarchy pih
ON ih.setstring LIKE pih.setstring + '%'
AND pih.meterial_hierarchy_level_id = @meterial_hierarchy_level_id
LEFT OUTER JOIN meterial_hierarchy_bu_override_list ihbol
ON ihbol.business_unit_id = @bu_id:int
AND ihbol.meterial_hierarchy_id = pih.meterial_hierarchy_id
LEFT OUTER JOIN retail_modified_meterial rmi WITH (NOLOCK)
ON meterial_data.linked_meterial_id = rmi.retail_meterial_id
AND rmi.retail_valuation_flag = 'y'
LEFT OUTER JOIN merch_bu_rmi_retail_list rmiretail WITH (NOLOCK)
ON rmiretail.retail_modified_meterial_id = rmi.retail_modified_meterial_id
AND rmiretail.business_unit_id = @bu_id:int
LEFT OUTER JOIN unit_of_measure uompr WITH (NOLOCK)
ON uompr.unit_of_measure_id = spi.priced_in_uom_id
LEFT OUTER JOIN unit_of_measure uomitm WITH (NOLOCK)
ON uomitm.unit_of_measure_id = meterial_data.linked_meterial_uom
LEFT OUTER JOIN unit_of_measure uomrmi WITH (NOLOCK)
ON uomrmi.unit_of_measure_id = rmi.unit_of_measure_id
LEFT OUTER JOIN meterial_uom_conversion uomcvitm WITH (NOLOCK)
ON meterial_data.linked_meterial_id = uomcvitm.meterial_id
AND uomitm.unit_of_measure_class_id = uomcvitm.unit_of_measure_class_id
LEFT OUTER JOIN meterial_uom_conversion uomcvrmi WITH (NOLOCK)
ON meterial_data.linked_meterial_id = uomcvrmi.meterial_id
AND uomrmi.unit_of_measure_class_id = uomcvrmi.unit_of_measure_class_id
LEFT OUTER JOIN meterial_uom_conversion uomcvpr WITH (NOLOCK)
ON uomcvpr.meterial_id = meterial_data.linked_meterial_id
AND uomcvpr.unit_of_measure_class_id = uompr.unit_of_measure_class_id
LEFT OUTER JOIN meterial_uom_conversion uomcvpkg WITH (NOLOCK)
ON uomcvpkg.meterial_id = meterial_data.linked_meterial_id
AND uomcvpkg.unit_of_measure_class_id = uompkg.unit_of_measure_class_id
WHERE po.purchase_order_id = @po_id:int
AND po.business_unit_id = @bu_id:int
GROUP BY poi.supplier_meterial_id, poi.confirmed_quantity, spicost.net_supplier_price,
meterial_data.linked_meterial_quantity,poi.catch_weight_flag,poi.package_weight,
ihbol.valuation_method_code, pih.valuation_method_code,rmiretail.retail_price,
rmiretail.unit_of_measure_quantity, uomcvrmi.atomic_conversion_factor, UOMrmi.factor,
UOMrmi.factor, uomcvpr.atomic_conversion_factor, UOMpr.factor, si.shipper_flag,
meterial_data.linked_meterial_quantity, uomcvitm.atomic_conversion_factor ,uomitm.factor,
uomitm.factor, uomcvpkg.atomic_conversion_factor,UOMpkg.factor, UOMpkg.factor,
po.po_template_group_by_code, po.po_template_sort_by_code
) resultTable