{
    "action": "tool_call",
    "reasoning": "I've already checked beer_ratings, beers, place_ratings, and users for exact duplicates and found none. Now I need to check the remaining tables that could reasonably have duplicates: favorites, availability, places, brewers, beer_upcs, and the reference tables (states, countries, beer_styles, place_types). I'll check all of them in one query to be efficient.",
    "tool": "query_sql",
    "purpose": "Check for exact duplicate rows in the remaining unchecked tables",
    "args": {
        "sql": "WITH favorites_dupes AS (SELECT user_id, beer_id, COUNT(*) as cnt FROM raw.favorites GROUP BY user_id, beer_id HAVING COUNT(*) > 1), availability_dupes AS (SELECT beer_id, postal_code, COUNT(*) as cnt FROM raw.availability GROUP BY beer_id, postal_code HAVING COUNT(*) > 1), places_dupes AS (SELECT name, city, state_id, COUNT(*) as cnt FROM raw.places GROUP BY name, city, state_id HAVING COUNT(*) > 1), brewers_dupes AS (SELECT name, city, state_id, COUNT(*) as cnt FROM raw.brewers GROUP BY name, city, state_id HAVING COUNT(*) > 1), beer_upcs_dupes AS (SELECT beer_id, upc, COUNT(*) as cnt FROM raw.beer_upcs GROUP BY beer_id, upc HAVING COUNT(*) > 1), states_dupes AS (SELECT State, COUNT(*) as cnt FROM raw.states GROUP BY State HAVING COUNT(*) > 1), countries_dupes AS (SELECT code, COUNT(*) as cnt FROM raw.countries GROUP BY code HAVING COUNT(*) > 1), beer_styles_dupes AS (SELECT name, COUNT(*) as cnt FROM raw.beer_styles GROUP BY name HAVING COUNT(*) > 1), place_types_dupes AS (SELECT name, COUNT(*) as cnt FROM raw.place_types GROUP BY name HAVING COUNT(*) > 1) SELECT 'favorites' as table_name, COUNT(*) as duplicate_groups, SUM(cnt) as total_duplicate_rows FROM favorites_dupes UNION ALL SELECT 'availability', COUNT(*), SUM(cnt) FROM availability_dupes UNION ALL SELECT 'places', COUNT(*), SUM(cnt) FROM places_dupes UNION ALL SELECT 'brewers', COUNT(*), SUM(cnt) FROM brewers_dupes UNION ALL SELECT 'beer_upcs', COUNT(*), SUM(cnt) FROM beer_upcs_dupes UNION ALL SELECT 'states', COUNT(*), SUM(cnt) FROM states_dupes UNION ALL SELECT 'countries', COUNT(*), SUM(cnt) FROM countries_dupes UNION ALL SELECT 'beer_styles', COUNT(*), SUM(cnt) FROM beer_styles_dupes UNION ALL SELECT 'place_types', COUNT(*), SUM(cnt) FROM place_types_dupes",
        "source": "raw"
    }
}