Table: ivan_cambar
Columns: name
bodyweight
snatch
clean_jerk
total_kg

Question: How much Snatch has a Total (kg) smaller than 257?
SQL: SELECT SUM("snatch") FROM ivan_cambar WHERE "total_kg" < 257

Question: Which Snatch has a Clean & Jerk of 180, and a Bodyweight smaller than 69.83?
SQL: SELECT MIN("snatch") FROM ivan_cambar WHERE "clean_jerk" = 180 AND "bodyweight" < 69.83