Table: swimming_2008_men_100m
Columns: rank
heat
lane
name
nationality
time

Question: What is the Heat of the 34 Rank swimmer with a Time of 49.49 or less?
SQL: SELECT AVG("heat") FROM swimming_2008_men_100m WHERE "rank" = 34 AND "time" < 49.49

Question: What is Dominik Meichtry's Time in Heat 7 or lower?
SQL: SELECT COUNT("time") FROM swimming_2008_men_100m WHERE "name" = 'dominik meichtry' AND "heat" < 7