{
    "action": "tool_call",
    "reasoning": "I need to check the remaining tables for exact duplicates. I'll query them systematically to find any duplicate rows based on their natural keys.",
    "tool": "query_sql",
    "purpose": "Check for exact duplicate rows in favorites, availability, places, brewers, beer_upcs, and reference tables",
    "args": {
        "sql": "SELECT 'favorites' as table_name, COUNT(*) as duplicate_count FROM (SELECT user_id, beer_id, COUNT(*) as cnt FROM raw.favorites GROUP BY user_id, beer_id HAVING COUNT(*) > 1) UNION ALL SELECT 'availability', COUNT(*) FROM (SELECT beer_id, postal_code, COUNT(*) as cnt FROM raw.availability GROUP BY beer_id, postal_code HAVING COUNT(*) > 1) UNION ALL SELECT 'places', COUNT(*) FROM (SELECT name, city, state_id, COUNT(*) as cnt FROM raw.places GROUP BY name, city, state_id HAVING COUNT(*) > 1) UNION ALL SELECT 'brewers', COUNT(*) FROM (SELECT name, city, state_id, COUNT(*) as cnt FROM raw.brewers GROUP BY name, city, state_id HAVING COUNT(*) > 1) UNION ALL SELECT 'beer_upcs', COUNT(*) FROM (SELECT beer_id, upc, COUNT(*) as cnt FROM raw.beer_upcs GROUP BY beer_id, upc HAVING COUNT(*) > 1) UNION ALL SELECT 'states', COUNT(*) FROM (SELECT State, COUNT(*) as cnt FROM raw.states GROUP BY State HAVING COUNT(*) > 1) UNION ALL SELECT 'countries', COUNT(*) FROM (SELECT code, COUNT(*) as cnt FROM raw.countries GROUP BY code HAVING COUNT(*) > 1) UNION ALL SELECT 'beer_styles', COUNT(*) FROM (SELECT name, COUNT(*) as cnt FROM raw.beer_styles GROUP BY name HAVING COUNT(*) > 1) UNION ALL SELECT 'place_types', COUNT(*) FROM (SELECT name, COUNT(*) as cnt FROM raw.place_types GROUP BY name HAVING COUNT(*) > 1)"
    }
}