Phase 1A — KC=F Coffee Futures Prices: - New extract/coffee_prices/ package (yfinance): downloads KC=F daily OHLCV, stores as gzip CSV with SHA256-based idempotency - SQLMesh models: raw/coffee_prices → foundation/fct_coffee_prices → serving/coffee_prices (with 20d/50d SMA, 52-week high/low, daily return %) - Dashboard: 4 metric cards + dual-line chart (close, 20d MA, 50d MA) - API: GET /commodities/<ticker>/prices Phase 1B — Data Methodology Page: - New /methodology route with full-page template (base.html) - 6 anchored sections: USDA PSD, CFTC COT, KC=F price, ICE warehouse stocks, data quality model, update schedule table - "Methodology" link added to marketing footer Phase 1C — Automated Pipeline: - supervisor.sh updated: runs extract_cot, extract_prices, extract_ice in sequence before transform - Webhook failure alerting via ALERT_WEBHOOK_URL env var (ntfy/Slack/Telegram) ICE Warehouse Stocks: - New extract/ice_stocks/ package (niquests): normalizes ICE Report Center CSV to canonical schema, hash-based idempotency, soft-fail on 404 with guidance - SQLMesh models: raw/ice_warehouse_stocks → foundation/fct_ice_warehouse_stocks → serving/ice_warehouse_stocks (30d avg, WoW change, 52w drawdown) - Dashboard: 4 metric cards + line chart (certified bags + 30d avg) - API: GET /commodities/<code>/stocks Foundation: - dim_commodity: added ticker (KC=F) and ice_stock_report_code (COFFEE-C) columns - macros/__init__.py: added prices_glob() and ice_stocks_glob() - pipelines.py: added extract_prices and extract_ice entries Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
58 lines
1.7 KiB
SQL
58 lines
1.7 KiB
SQL
-- Foundation fact: daily KC=F Coffee C futures prices.
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--
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-- Casts raw varchar columns to proper types and deduplicates via hash key.
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-- Covers all available history from the landing directory.
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--
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-- Grain: one row per trade_date.
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-- Dedup: hash of (trade_date, close) — if Yahoo Finance corrects a price,
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-- the new hash triggers a re-ingest on the next incremental run.
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MODEL (
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name foundation.fct_coffee_prices,
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kind INCREMENTAL_BY_TIME_RANGE (
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time_column trade_date
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),
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grain (trade_date),
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start '1971-08-16',
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cron '@daily'
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);
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WITH cast_and_clean AS (
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SELECT
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TRY_CAST(Date AS date) AS trade_date,
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TRY_CAST(Open AS double) AS open,
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TRY_CAST(High AS double) AS high,
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TRY_CAST(Low AS double) AS low,
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TRY_CAST(Close AS double) AS close,
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TRY_CAST(Adj_Close AS double) AS adj_close,
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TRY_CAST(Volume AS bigint) AS volume,
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-- Filename encodes the content hash — use as ingest identifier
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filename AS source_file,
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-- Dedup key: trade date + close price
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hash(Date, Close) AS hkey
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FROM raw.coffee_prices
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WHERE TRY_CAST(Date AS date) IS NOT NULL
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AND TRY_CAST(Close AS double) IS NOT NULL
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),
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deduplicated AS (
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SELECT
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any_value(trade_date) AS trade_date,
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any_value(open) AS open,
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any_value(high) AS high,
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any_value(low) AS low,
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any_value(close) AS close,
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any_value(adj_close) AS adj_close,
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any_value(volume) AS volume,
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any_value(source_file) AS source_file,
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hkey
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FROM cast_and_clean
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GROUP BY hkey
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)
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SELECT *
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FROM deduplicated
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WHERE trade_date BETWEEN @start_ds AND @end_ds
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