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Matt
2025-06-19 15:49:31 -04:00
parent 8606a90e34
commit 2e3e81a02b
17 changed files with 741 additions and 613 deletions
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35
inventory-server/db/metrics-schema-new.sql
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@@ -116,6 +116,7 @@ CREATE TABLE public.product_metrics (
-- Lifetime Metrics (Recalculated Hourly/Daily from daily_product_snapshots)
lifetime_sales INT,
lifetime_revenue NUMERIC(16, 4),
lifetime_revenue_quality VARCHAR(10), -- 'exact', 'partial', 'estimated'
-- First Period Metrics (Calculated Once/Periodically from daily_product_snapshots)
first_7_days_sales INT, first_7_days_revenue NUMERIC(14, 4),
@@ -176,6 +177,29 @@ CREATE TABLE public.product_metrics (
-- Product Status (Calculated from metrics)
status VARCHAR, -- Stores status values like: Critical, Reorder Soon, Healthy, Overstock, At Risk, New
-- Growth Metrics (P3)
sales_growth_30d_vs_prev NUMERIC(10, 2), -- % growth current 30d vs prev 30d
revenue_growth_30d_vs_prev NUMERIC(10, 2), -- % growth current 30d vs prev 30d
sales_growth_yoy NUMERIC(10, 2), -- Year-over-year sales growth %
revenue_growth_yoy NUMERIC(10, 2), -- Year-over-year revenue growth %
-- Demand Variability Metrics (P3)
sales_variance_30d NUMERIC(10, 2), -- Variance of daily sales
sales_std_dev_30d NUMERIC(10, 2), -- Standard deviation of daily sales
sales_cv_30d NUMERIC(10, 2), -- Coefficient of variation
demand_pattern VARCHAR(20), -- 'stable', 'variable', 'sporadic', 'lumpy'
-- Service Level & Fill Rate (P5)
fill_rate_30d NUMERIC(8, 2), -- % of demand fulfilled from stock
stockout_incidents_30d INT, -- Days with stockouts
service_level_30d NUMERIC(8, 2), -- % of days without stockouts
lost_sales_incidents_30d INT, -- Days with potential lost sales
-- Seasonality (P5)
seasonality_index NUMERIC(10, 2), -- Current vs average (100 = average)
seasonal_pattern VARCHAR(20), -- 'none', 'weekly', 'monthly', 'quarterly', 'yearly'
peak_season VARCHAR(20), -- e.g., 'Q4', 'summer', 'holiday'
CONSTRAINT fk_product_metrics_pid FOREIGN KEY (pid) REFERENCES public.products(pid) ON DELETE CASCADE ON UPDATE CASCADE
);
@@ -242,7 +266,8 @@ CREATE TABLE public.category_metrics (
-- Calculated KPIs (Based on 30d aggregates) - Apply to rolled-up metrics
avg_margin_30d NUMERIC(7, 3), -- (profit / revenue) * 100
stock_turn_30d NUMERIC(10, 3), -- sales_units / avg_stock_units (Needs avg stock calc)
-- growth_rate_30d NUMERIC(7, 3), -- (current 30d rev - prev 30d rev) / prev 30d rev
sales_growth_30d_vs_prev NUMERIC(10, 2), -- % growth in sales units
revenue_growth_30d_vs_prev NUMERIC(10, 2), -- % growth in revenue
CONSTRAINT fk_category_metrics_cat_id FOREIGN KEY (category_id) REFERENCES public.categories(cat_id) ON DELETE CASCADE ON UPDATE CASCADE
);
@@ -280,7 +305,9 @@ CREATE TABLE public.vendor_metrics (
lifetime_sales INT NOT NULL DEFAULT 0, lifetime_revenue NUMERIC(18, 4) NOT NULL DEFAULT 0.00,
-- Calculated KPIs (Based on 30d aggregates)
avg_margin_30d NUMERIC(14, 4) -- (profit / revenue) * 100
avg_margin_30d NUMERIC(14, 4), -- (profit / revenue) * 100
sales_growth_30d_vs_prev NUMERIC(10, 2), -- % growth in sales units
revenue_growth_30d_vs_prev NUMERIC(10, 2), -- % growth in revenue
-- Add more KPIs if needed (e.g., avg product value, sell-through rate for vendor)
);
CREATE INDEX idx_vendor_metrics_active_count ON public.vendor_metrics(active_product_count);
@@ -309,7 +336,9 @@ CREATE TABLE public.brand_metrics (
lifetime_sales INT NOT NULL DEFAULT 0, lifetime_revenue NUMERIC(18, 4) NOT NULL DEFAULT 0.00,
-- Calculated KPIs (Based on 30d aggregates)
avg_margin_30d NUMERIC(7, 3) -- (profit / revenue) * 100
avg_margin_30d NUMERIC(7, 3), -- (profit / revenue) * 100
sales_growth_30d_vs_prev NUMERIC(10, 2), -- % growth in sales units
revenue_growth_30d_vs_prev NUMERIC(10, 2), -- % growth in revenue
-- Add more KPIs if needed (e.g., avg product value, sell-through rate for brand)
);
CREATE INDEX idx_brand_metrics_active_count ON public.brand_metrics(active_product_count);