{
    "action": "tool_call",
    "reasoning": "Retry the distribution summary for Amount in USD (VARCHAR, needs cleaning) and Sr No, using robust aggregates and guarding against non-finite values.",
    "tool": "query_sql",
    "args": {
        "sql": "WITH a AS (SELECT \"Sr No\" AS sr, TRY_CAST(REPLACE(REPLACE(\"Amount in USD\", ',', ''), ' ', '') AS DOUBLE) AS amt FROM raw.startup_funding), f AS (SELECT CAST(sr AS DOUBLE) AS sr, CASE WHEN isfinite(amt) THEN amt END AS amt FROM a) SELECT 'Amount in USD' AS col, COUNT(*) AS n_rows, COUNT(amt) AS n_numeric, MIN(amt) AS min_v, MAX(amt) AS max_v, AVG(amt) AS mean_v, MEDIAN(amt) AS median_v, QUANTILE_CONT(amt,0.25) AS p25, QUANTILE_CONT(amt,0.75) AS p75, QUANTILE_CONT(amt,0.95) AS p95, STDDEV_POP(CASE WHEN amt < 1e12 THEN amt END) AS stddev_pop_lt_1e12 FROM f UNION ALL SELECT 'Sr No', COUNT(*), COUNT(sr), MIN(sr), MAX(sr), AVG(sr), MEDIAN(sr), QUANTILE_CONT(sr,0.25), QUANTILE_CONT(sr,0.75), QUANTILE_CONT(sr,0.95), STDDEV_POP(sr) FROM f",
        "purpose": "Distribution summary for numeric columns (Sr No, Amount in USD), avoiding stddev overflow",
        "source": "raw"
    }
}