{
    "action": "tool_call",
    "reasoning": "I have no tool results in evidence, so I can't cite the numbers from my earlier unparsed draft. I'll recompute them, starting with the amount distribution. The amount column is VARCHAR with commas, so I parse it safely with TRY_CAST.",
    "tool": "query_sql",
    "args": {
        "sql": "WITH p AS (SELECT \"Startup Name\" AS startup, \"Date dd/mm/yyyy\" AS dt, TRY_CAST(REPLACE(\"Amount in USD\", ',', '') AS DOUBLE) AS amt FROM raw.startup_funding), v AS (SELECT * FROM p WHERE amt IS NOT NULL AND isfinite(amt) AND amt > 0) SELECT (SELECT COUNT(*) FROM p) AS total_rows, COUNT(*) AS valued_deals, (SELECT COUNT(*) FROM p) - COUNT(*) AS rows_without_usable_amount, SUM(amt) AS total_usd, AVG(amt) AS mean_usd, MEDIAN(amt) AS median_usd, MAX(amt) AS max_usd, COUNT(*) FILTER (WHERE amt >= 100000000) AS deals_100m_plus, SUM(amt) FILTER (WHERE amt >= 100000000) / SUM(amt) AS share_of_dollars_100m_plus, MAX(amt) / SUM(amt) AS top_deal_share FROM v",
        "purpose": "Profile the deal-size distribution: valued vs unusable rows, mean vs median, and concentration in mega-deals",
        "source": "raw"
    }
}