CREATE TABLE table_4948 ("Race Title" CLOB, "Circuit" CLOB, "City / State" CLOB, "Date" CLOB, "Winner" CLOB)

On what Date is the Circuit at Sandown Raceway?
SELECT "Date" FROM table_4948 WHERE "Circuit" = 'sandown raceway'
SELECT "Date" FROM "table_4948" WHERE "Circuit" = 'sandown raceway'