freedakgmail
52 lines
2.8 KiB
SQL
52 lines
2.8 KiB
SQL
-- Step 2: 填充 dim_material 从配送流水+盘点数据合并去重
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-- 配送流水有1835种物料，盘点数据有6133种物料，合并去重
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WITH merged AS (
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-- 配送流水中的物料
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SELECT item_code AS material_code, item_name AS material_name, specification,
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major_category, minor_category, finance_category, unit AS base_unit,
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NULL::text AS supplier_code,
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row_number() OVER (PARTITION BY item_code ORDER BY
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(minor_category IS NOT NULL AND minor_category != '')::int DESC,
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(finance_category IS NOT NULL AND finance_category != '')::int DESC,
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(specification IS NOT NULL AND specification != '')::int DESC
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) AS rn
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FROM distribution_detail_records
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WHERE item_code IS NOT NULL AND item_code != ''
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UNION ALL
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-- 盘点倒挤数据中的物料
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SELECT item_code AS material_code, item_name AS material_name, specification,
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major_category, minor_category, finance_category, unit AS base_unit,
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NULL::text AS supplier_code,
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row_number() OVER (PARTITION BY item_code ORDER BY
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(minor_category IS NOT NULL AND minor_category != '')::int DESC,
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(finance_category IS NOT NULL AND finance_category != '')::int DESC,
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(specification IS NOT NULL AND specification != '')::int DESC
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) AS rn
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FROM inventory_cost_records
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WHERE item_code IS NOT NULL AND item_code != ''
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),
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best AS (
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SELECT DISTINCT ON (material_code) material_code, material_name, specification,
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major_category, minor_category, finance_category, base_unit, supplier_code
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FROM merged
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ORDER BY material_code,
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(minor_category IS NOT NULL AND minor_category != '') DESC,
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(finance_category IS NOT NULL AND finance_category != '') DESC,
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(specification IS NOT NULL AND specification != '') DESC,
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(major_category IS NOT NULL AND major_category != '') DESC
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)
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INSERT INTO analytics.dim_material (material_code, material_name, specification, major_category, minor_category, finance_category, base_unit, supplier_code, status, created_at, updated_at)
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SELECT material_code, material_name, specification, major_category, minor_category, finance_category, base_unit, supplier_code, '启用', now(), now()
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FROM best
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ON CONFLICT (material_code) DO UPDATE SET
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material_name = EXCLUDED.material_name,
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specification = COALESCE(NULLIF(EXCLUDED.specification, ''), dim_material.specification),
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major_category = COALESCE(NULLIF(EXCLUDED.major_category, ''), dim_material.major_category),
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minor_category = COALESCE(NULLIF(EXCLUDED.minor_category, ''), dim_material.minor_category),
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finance_category = COALESCE(NULLIF(EXCLUDED.finance_category, ''), dim_material.finance_category),
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base_unit = COALESCE(NULLIF(EXCLUDED.base_unit, ''), dim_material.base_unit),
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updated_at = now();
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