12 lines
878 B
SQL
12 lines
878 B
SQL
-- ============================================================
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-- P1.5: cross_combination 杂交组合 —— 杂交类型/母本组合/组配理由/育种阶段（规格 §4 line 559）
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-- ------------------------------------------------------------
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-- 幂等。bre_cross_combination 表已由 bre_tables.sql 建好。
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-- ============================================================
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ALTER TABLE bre_cross_combination ADD COLUMN IF NOT EXISTS cross_type varchar(16);
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ALTER TABLE bre_cross_combination ADD COLUMN IF NOT EXISTS parent_combination_id integer REFERENCES bre_cross_combination(id);
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CREATE INDEX IF NOT EXISTS ix_bre_cross_combination_parent_combination_id ON bre_cross_combination (parent_combination_id);
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ALTER TABLE bre_cross_combination ADD COLUMN IF NOT EXISTS reason varchar(512);
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ALTER TABLE bre_cross_combination ADD COLUMN IF NOT EXISTS stage varchar(32);
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