<invoke name="tool_call"> <parameter name="reasoning">Rank all numeric pairs by absolute correlation, ordering outside the UNION via a CTE.</parameter> <parameter name="tool">query_sql</parameter> <parameter name="args">{"sql": "WITH p AS (SELECT 'Usage~Weekend' AS pair, corr(Daily_Usage_Hours, Weekend_Extra_Hours) AS r FROM raw.Social_media_impact_on_life UNION ALL SELECT 'Usage~SleepDur', corr(Daily_Usage_Hours, Sleep_Duration_Hours) FROM raw.Social_media_impact_on_life UNION ALL SELECT 'Usage~SleepQuality', corr(Daily_Usage_Hours, Sleep_Quality_Score) FROM raw.Social_media_impact_on_life UNION ALL SELECT 'Usage~Stress', corr(Daily_Usage_Hours, Perceived_Stress_Score) FROM raw.Social_media_impact_on_life UNION ALL SELECT 'Usage~MentalHealth', corr(Daily_Usage_Hours, Mental_Health_Index) FROM raw.Social_media_impact_on_life UNION ALL SELECT 'Usage~GPA', corr(Daily_Usage_Hours, Academic_Performance_GPA) FROM raw.Social_media_impact_on_life UNION ALL SELECT 'SleepDur~SleepQuality', corr(Sleep_Duration_Hours, Sleep_Quality_Score) FROM raw.Social_media_impact_on_life UNION ALL SELECT 'SleepDur~Stress', corr(Sleep_Duration_Hours, Perceived_Stress_Score) FROM raw.Social_media_impact_on_life UNION ALL SELECT 'SleepDur~MentalHealth', corr(Sleep_Duration_Hours, Mental_Health_Index) FROM raw.Social_media_impact_on_life UNION ALL SELECT 'SleepDur~GPA', corr(Sleep_Duration_Hours, Academic_Performance_GPA) FROM raw.Social_media_impact_on_life UNION ALL SELECT 'SleepQuality~Stress', corr(Sleep_Quality_Score, Perceived_Stress_Score) FROM raw.Social_media_impact_on_life UNION ALL SELECT 'SleepQuality~MentalHealth', corr(Sleep_Quality_Score, Mental_Health_Index) FROM raw.Social_media_impact_on_life UNION ALL SELECT 'SleepQuality~GPA', corr(Sleep_Quality_Score, Academic_Performance_GPA) FROM raw.Social_media_impact_on_life UNION ALL SELECT 'Stress~MentalHealth', corr(Perceived_Stress_Score, Mental_Health_Index) FROM raw.Social_media_impact_on_life UNION ALL SELECT 'Stress~GPA', corr(Perceived_Stress_Score, Academic_Performance_GPA) FROM raw.Social_media_impact_on_life UNION ALL SELECT 'MentalHealth~GPA', corr(Mental_Health_Index, Academic_Performance_GPA) FROM raw.Social_media_impact_on_life) SELECT pair, r, abs(r) AS abs_r FROM p ORDER BY abs_r DESC", "purpose": "Rank numeric column pairs by absolute Pearson correlation", "source": "raw"}</parameter> </invoke>