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- -- 营收统计缓存表（定时汇总，加速 Dashboard 查询）
- CREATE TABLE IF NOT EXISTS rev_revenue_daily (
- id BIGSERIAL PRIMARY KEY,
- stat_date DATE NOT NULL,
- area VARCHAR(50),
- customer_type VARCHAR(20),
- total_bills INT DEFAULT 0,
- total_amount DECIMAL(14,2) DEFAULT 0,
- paid_amount DECIMAL(14,2) DEFAULT 0,
- overdue_amount DECIMAL(14,2) DEFAULT 0,
- new_customers INT DEFAULT 0,
- created_at TIMESTAMPTZ DEFAULT NOW(),
- UNIQUE(stat_date, area, customer_type)
- );
-
- CREATE INDEX IF NOT EXISTS idx_rev_daily_date ON rev_revenue_daily(stat_date);
- CREATE INDEX IF NOT EXISTS idx_rev_daily_area ON rev_revenue_daily(area);
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