Table: tennis_match_stats_8
Columns: outcome
date
surface
partner
opponents_in_the_final
score_in_the_final

Question: What was the outcome on 11 October 2009, when his partner was Jordan Kerr?
SQL: SELECT "outcome" FROM tennis_match_stats_8 WHERE "partner" = 'jordan kerr' AND "date" = '11 october 2009'

Question: On what surface did he play with Stephen Huss on 31 October 2010?
SQL: SELECT "surface" FROM tennis_match_stats_8 WHERE "partner" = 'stephen huss' AND "date" = '31 october 2010'