88 lines
3.3 KiB
SQL
88 lines
3.3 KiB
SQL
-- 组合得失漏斗 v_combination_funnel：按 bre_cross_combination 汇总六级派生指标。
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-- 花(bre_pollination) → 果(effective_count) → 种(bre_seed_lot) → 苗(bre_seedling)
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-- → 定植(bre_planting) → 树(bre_tree) → 入选(bre_selection_result)。
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-- 数据源全为既有表，仅聚合不改写源数据；普通 VIEW 保 fresh（F2 决策：统计管线用普通 VIEW）。
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-- 幂等：DROP IF EXISTS + CREATE OR REPLACE，可重跑。
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DROP VIEW IF EXISTS v_combination_funnel;
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CREATE OR REPLACE VIEW v_combination_funnel AS
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WITH p AS ( -- 花 → 果
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SELECT combination_id,
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SUM(flower_count) AS flower_count,
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SUM(effective_count) AS effective_count
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FROM bre_pollination
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WHERE is_deleted = false
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GROUP BY combination_id
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), sl AS ( -- 果 → 种
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SELECT combination_id,
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SUM(seed_count) AS seed_count,
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AVG(germination_rate) AS germination_rate
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FROM bre_seed_lot
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WHERE is_deleted = false
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GROUP BY combination_id
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), sd AS ( -- 种 → 苗
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SELECT combination_id,
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SUM(seedling_count) AS seedling_count,
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SUM(strong_seedling_count) AS strong_seedling_count
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FROM bre_seedling
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WHERE is_deleted = false
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GROUP BY combination_id
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), pt AS ( -- 苗 → 定植
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SELECT combination_id,
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SUM(tree_count) AS planting_count
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FROM bre_planting
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WHERE is_deleted = false
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GROUP BY combination_id
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), tr AS ( -- 定植 → 单株（非软删全计，含死亡，作评价群体基数）
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SELECT combination_id,
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COUNT(*) AS tree_count
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FROM bre_tree
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WHERE is_deleted = false
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GROUP BY combination_id
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), sr AS ( -- 单株 → 入选
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SELECT combination_id,
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COUNT(*) AS selected_count
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FROM bre_selection_result
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WHERE is_deleted = false
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GROUP BY combination_id
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)
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SELECT
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cc.id AS combination_id,
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cc.combination_code,
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cc.cross_year,
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cc.female_parent_id,
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cc.male_parent_id,
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cc.design_type,
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cc.stage,
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-- 花 → 果
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p.flower_count,
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p.effective_count,
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CASE WHEN p.flower_count > 0
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THEN ROUND(p.effective_count::numeric / p.flower_count * 100, 2)
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ELSE NULL END AS fruit_set_rate, -- 结实率(%)
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-- 果 → 种
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sl.seed_count,
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sl.germination_rate, -- 种子批平均发芽率(%)
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-- 种 → 苗
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sd.seedling_count,
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sd.strong_seedling_count,
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CASE WHEN sl.seed_count > 0
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THEN ROUND(sd.seedling_count::numeric / sl.seed_count * 100, 2)
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ELSE NULL END AS emergence_rate, -- 出苗率(%)
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-- 苗 → 定植
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pt.planting_count,
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-- 定植 → 单株
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tr.tree_count,
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-- 单株 → 入选（选择强度：入选率）
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sr.selected_count,
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CASE WHEN tr.tree_count > 0
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THEN ROUND(sr.selected_count::numeric / tr.tree_count * 100, 2)
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ELSE NULL END AS selection_rate -- 入选率/选择强度(%)
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FROM bre_cross_combination cc
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LEFT JOIN p ON p.combination_id = cc.id
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LEFT JOIN sl ON sl.combination_id = cc.id
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LEFT JOIN sd ON sd.combination_id = cc.id
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LEFT JOIN pt ON pt.combination_id = cc.id
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LEFT JOIN tr ON tr.combination_id = cc.id
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LEFT JOIN sr ON sr.combination_id = cc.id
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WHERE cc.is_deleted = false;
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