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
56 B
SQL
2 lines
56 B
SQL
DROP INDEX IF EXISTS idx_day_ahead_prices_time_dk_area;
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