CREATE TABLE table_name_38 (outcome VARCHAR2, partner VARCHAR2, date VARCHAR2)

What is the Outcome when christophe rochus was partner, on 31 july 2005?
SELECT outcome FROM table_name_38 WHERE partner = "christophe rochus" AND date = "31 july 2005"
SELECT "outcome" FROM "table_name_38" WHERE "31 july 2005" = "date" AND "christophe rochus" = "partner"