Changed upsert to INSERT ON CONFLICT DO NOTHING so existing prices are never overwritten. Added unique index on (time_dk, price_area) to enforce no duplicate quarter-hour entries per area. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2 lines
97 B
SQL
2 lines
97 B
SQL
CREATE UNIQUE INDEX idx_day_ahead_prices_time_dk_area ON day_ahead_prices (time_dk, price_area);
|