<invoke name="query_sql"> <parameter name="sql">(SELECT 'highest' AS record_type, Student_ID, Age, Gender, Academic_Level, Primary_Platform, Daily_Usage_Hours, Sleep_Duration_Hours, Perceived_Stress_Score, Academic_Performance_GPA, Overall_Impact, Mental_Health_Index FROM raw.Social_media_impact_on_life ORDER BY Mental_Health_Index DESC, Student_ID LIMIT 5) UNION ALL (SELECT 'lowest' AS record_type, Student_ID, Age, Gender, Academic_Level, Primary_Platform, Daily_Usage_Hours, Sleep_Duration_Hours, Perceived_Stress_Score, Academic_Performance_GPA, Overall_Impact, Mental_Health_Index FROM raw.Social_media_impact_on_life ORDER BY Mental_Health_Index ASC, Student_ID LIMIT 5)</parameter> <parameter name="purpose">Show top 5 and bottom 5 student records by Mental_Health_Index, the key wellbeing outcome metric</parameter> <parameter name="source">raw</parameter> </invoke>