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perf: 为库存三表/BOM/物料基础表补全高频查询列索引，防止全表扫描

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This commit is contained in:
DXC
2026-05-19 10:21:50 +08:00
parent c60112f5f8
commit 6e1e1aa998
5 changed files with 23 additions and 23 deletions
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8
inventory-backend/app/models/bom.py
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@ -5,11 +5,11 @@ class BomTable(db.Model):
__tablename__ = 'bom_table'
id = db.Column(db.Integer, primary_key=True)
parent_id = db.Column(db.Integer, db.ForeignKey('material_base.id'), nullable=False)
child_id = db.Column(db.Integer, db.ForeignKey('material_base.id'), nullable=False)
parent_id = db.Column(db.Integer, db.ForeignKey('material_base.id'), nullable=False, index=True) # ★ 父子件关联高频列
child_id = db.Column(db.Integer, db.ForeignKey('material_base.id'), nullable=False, index=True) # ★ 子件过滤高频列
bom_no = db.Column(db.String(100), nullable=False, comment='BOM编号')
version = db.Column(db.String(50), nullable=False, default='V1.0', comment='版本')
bom_no = db.Column(db.String(100), nullable=False, index=True, comment='BOM编号') # ★ Redis 缓存 Key + 列表查询核心列
version = db.Column(db.String(50), nullable=False, default='V1.0', index=True, comment='版本') # ★ 配合 bom_no 做唯一性约束
dosage = db.Column(db.Numeric(19, 4), comment='个数')
loss_rate = db.Column(db.Numeric(5, 2), comment='损耗率%', default=0, nullable=True)